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do all petunias spread

They share a similar hybrid history and are sold under the Flower Fields brand. Once you have done it the first time, it will seem like a simple chore. The popular flower of the same name derived its epithet from the French, which took the word petun, meaning "tobacco," from a Tupi–Guarani language. Peter Kopcinski is a seedsman living in Marlton, New Jersey. All rights reserved (c) 2019 GardenTabs.com. (adsbygoogle = window.adsbygoogle || []).push({}); © 1972 - 2020 National Gardening Association, Times are presented in US Central Standard Time, Today's site banner is by arctangent and is called "Landscaping with grasses". Impatiens are a better choice for blooming in shady places. Petunias are plants that belong to the Solanaceae family, and there are over 35 different species of the plant that are all native to South America. Snip off growing tips to encourage more branches. Privacy Policy and The classic look of an all white display or as a perfect accent to other colours - these petunias get the job done! Do you have to deadhead Wave petunias? There are hundreds of petunia varieties that grow beautifully all summer long. For the best performance, plant petunias in full sun (at least six hours a day). For best results, start pruning as soon as the flowers are planted. One of the most popular annuals, petunias add mountains of color to garden beds and containers. Grandifloras, multifloras, and some trailing types are available with double flowers. They are also available in more colors than any other kind of petunia. All of these novelties, but especially the trailers, are striking in mass plantings. Flowers are about 1-1/2 inches in diameter. The Doubloon strain includes a solid pink as well as a veined pink, blue, and lilac. They have a mounding habit and with 3 inch blooms they will create quite a show. They do well in contained areas such as window boxes or hanging baskets and do not require a large space in which to grow or spread. The plants, which typically spread 2 to 4 feet (5-10 cm.) Pinch the tips of young petunias when the plants reach about 6 inches in height. It will spread by seed some, but not enough to be annoying. Therefore, it is important to maintain your plants with proper and frequent pruning. Here is what you need to know: 1. They have strong stems that can withstand wind and heavy rain better than grandiflora petunias. Cascadias also include a double-flowered strain, Doubloon. This nearly 200 years of gene mixing combined with petunias' great popularity (and the modern habit of giving plants a trademarked name) has led to some confusion among types. A place for the best guides, pictures, and discussions of all things related to … In your experience do these guys spread out at all? Petunias are a superb way of introducing bursts of fun colour into your garden beds, containers and yes, even hanging baskets. Since their introduction in the 1930s, they've been the most popular type of petunia. Pinch and remove any deadheads or wilted blooms still remaining on the plant. Petunias act like annuals in frosty areas, dying back with the first cold snap. Place it in the ground all the way up to its soil line. Break up the soil by digging down 6 or Of all petunias, these produce the fewest but largest flowers, 3 to 5 inches across. Unlike other petunia plants that need clipping and deadheading constantly throughout While petunias will bloom in bright, indirect light, they do their best in full sun. I got mine from Jean in Tennessee, who's a wonderful person Petunias are one of today’s most popular flowering perennials, even though they are often treated as annuals. They have a unique trailing growth pattern and will spread rapidly if properly maintained. Amend the planting spot with some mature compost, and remove all weeds four to five weeks before planting. Their vigor can be a problem; it's not easy to find a sufficiently large hanging basket and to keep it watered on hot days. Make sure you select a variety that will only grow to a height of 4 to 6 inches and trail 2 to 3 feet. Growth habits range from slightly mounded to trailing, depending on the variety. Supertunias are modern hybrids of P. hybrida with another wild petunia, P. axillaris. Gardeners in mild-winter climates know petunias as winter annuals or even short-lived perennials. Petunias used as groundcovers spread to 4 feet, with flowers growing along the length of each trailing stem. Petunias are one of the most popular garden flowers for both borders and containers. They produce flowers in a broad range of colors including pastels, bright neons, and blends. When grown in full sunlight, they are so full of flowers that you can barely see any foliage! After plants are established, pinch back halfway for compact growth. Though Mexican petunias are highly adaptable to most soil types, they grow better in fertile soil that is well drained and capable of retaining the required amounts of moisture. Milliflora petunias are low-maintenance, bloom early and produce a mass of flowers for such a miniature-sized plant. Petunias are easy plants to grow. See more. An iron chelate spray or a nitrogen fertilizer with extra iron will promote attractive dark green leaves. Plants remain about 6 inches tall and spread more than 5 feet across, making them a good choice for hanging baskets or patio pots. Spreading or ‘Wave’ petunias are only about six inches tall but can extend very quickly, covering a large garden area in just one growing season. 15 Low-Growing Border Plants You Should Consider, How to Grow Kabocha Squash (Tips, Images and Shopping Links), 15 Best Ornamental Grasses That Grow in Shade, 13 Best Fiddle Leaf Fig Grow Light Options, 7 Dwarf Birch Trees That Are Perfect For Landscaping, How Do You Stop Pine Tree Roots From Growing? In year-round warm climates, they will often survive and even bloom over the winter months. Wave petunias come in several varieties: trailing, mounding, and spreading types. Unfortunately, there isn’t much you can do in terms of treating this. Cut down 1/3 of your plants every second week by removing the bulk of the stems while leaving at least two inches at the base for regrowth. The more shade they receive, the fewer flowers they'll produce. Learning how to deadhead petunias is an easy task. However, most petunia varieties will bloom throughout the summer, except in extreme heat. Purple Wave petunias are hybrids that can four to six inches tall and spread two to four feet. Wave petunias spread very rapidly, forming a low, solid mass studded with flowers. Yes - all petunias will spread. New, vigorous trailing types and miniature-flowered types have rekindled gardeners' interest. [6] X Research source If the root systems of your petunias get too crowded, or rootbound, they don’t get the nutrients they need to thrive and bloom all summer long. Space plants about 9 inches apart. The more upright-growing Marco Polo, bred in Australia, comes in four clear colors: blue, rose, white, and a very showy pink. During blooming season, they need 5-6 hours of full-sun, all round, meaning no side of the plant should be kept Their soft, thick leaves are slightly sticky to the touch. It is easy to do and goes a long way in maintaining the health and longevity of the plant. An annual, most of the varieties seen in gardens are hybrids (Petunia × atkinsiana, also known as Petunia × hybrida). They are inexpensive, easy to grow and spread color throughout your flower beds. Trim stubborn deadheads with pruning shears – clip just below the bud of the flower near the stem. 2.9m members in the gardening community. Our fast growing petunia seeds come in spreading, trailing and mounded varieties that flourish in beds, containers or as border flowers in any garden. They vary a lot in color, but this is an annual that is easy to grow and will complement any garden. In zones 5 and cooler, some critics have noted a relative lack of vigor. In order to prevent ‘leggy’ petunias, you need to cut them back on a regular basis. A single plant can cover a 4-foot-diameter space, or trail that far out of a basket within four to five weeks! Use these convenient icons to share this page on various social media platforms: Articles → General → Landscaping → Container Gardening and Ponds, Articles → General → Garden Care → Pests and Problems, Articles → General → Garden Care → Soil, Water, and Fertilizer, Articles → General → Garden Care → Plant Care Techniques. Unlike the multitude of series and varieties common to other petunias, only one type of milliflora is available: the Fantasy series, offered in nine colors. And it's just as tough as Mexican petunia. Plant in full sun in rich, well-drained soil. They represent the first really new type of petunia in a generation. Check your petunias once a week and clear away any fallen deadheads from the soil surface. Pull up your petunias and dispose (don’t compost them, or you will spread the spores). The Supertunia® series of petunias, part of the Proven Winners® plant line, are extremely vigorous bloomers that have the advantage of being self-cleaning, so no deadheading is needed. Pinching will force the petunia plants to grow outward in a bushy, full shape rather than growing tall and spindly. Pack it in nicely. by the Small, delicate, 1- to 1-1/2-inch blooms cover the compact plants, which are ideal for containers, window boxes, and hanging baskets. Surfinias result from a cross of P. hybrida with a wild South American trailing type, P. pendula. Seed-propagated trailers. They do well in contained areas such as window boxes or hanging baskets and do not require a large space in which to grow or spread. Wave petunias need to be planted in the ground in a large area, such as a garden. Both Doubloon and Marco Polo petunias are marketed under the Flower Fields brand. Petunias have always offered nonstop summer bloom, but now you're more likely to find a color, size, and growth habit to suit your garden needs. They grow best in pots or hanging baskets and may spread slightly, but not near as much wave petunias. Cascadias are Surfinia look-alikes. Other types include Easy Wave, Shock Wave, and Avalanche petunias. It is easy to get Wave flowers are multiflora-sized, 2-1/2 to 3-inches across, slightly larger than other trailing types. If you live in long-season zones 7 or 8, cut back plants halfway in August to force new growth. Frequent watering and fertilizing will make the flowers expand even more. T… To show off the compact, dense mounds, plant them in clusters of three, five, or seven, depending on space. My experience is different. Repot these petunias in a larger container or plant them directly in the ground to give their roots more room to spread out. Most modern petunias descend from two wild species from Argentina, a large white one (P. axillaris) and a violet-flowered one (P. integrifolia, formerly P. violacea). My preference is to place them in beds or planters where you can see them at close range and appreciate the blooms' complexity. Abundant watering and regular fertilizing will make them spread even more, that’s why it’s important to properly and frequently prune the plant. Colors include pink, purple, and white with darker veins. Over time, they proved so stable--not to mention popular--that botanists now refer to them simply as P. hybrida. See source for more information on growing petunias. Tobacco budworm is a problem in some areas. Spread definition, to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out). Many flowers have veins of accenting colors, or alternating stripes. "Purple Wave" produces pinkish-purple flowers on plants that grow to just 4 inches. Soil drainag… In those regions, grow them as winter annuals, planting in fall and enjoying them through late spring. Petunias are perennials, however, they are typically treated as annuals. The flowers can be single, ruffled, or fringed. You'll also find white, cream, and even a new bright yellow. They grow about 25 - 38 cm (10 Their soft, thick leaves are slightly sticky to the touch. Grandiflora. Plant them in baskets, tubs, beds, or window boxes. They don’t require much care, but the few things they do need from the gardener are important. Most other petunia types will only spread slightly, if at all, especially when grown in pots, hanging baskets or window boxes. Sometimes called floribundas, multiflora plants are similar in size to grandifloras, but their flowers are only about 2 inches in diameter. Don't expect them to fill into a solid mass like other petunias. Petitunia were introduced in 1998. On the downside, they do wear out in the hottest part of the summer. For this reason, they need to be planted farther apart (twelve to twenty-four inches) in warm, wet, fertile soil. Petunias spread at different rates depending on the variety and planting location. [5 Actionable Solutions], How to Grow Moss Indoors (Quick Guide for Beginners). Something to note is that petunias are full sun plants. Red-flowered varieties of all types also tend to be weak. Cutting-propagated trailers. Doubles. The initial hybrids of these two were produced in Germany and England in the early 1800s. Wave petunias grow only 6 inches tall but can spread to 4 feet. That feature would be enough to make them worth growing, but wave petunias also do not need deadheading. The tiny flowers bloom in such profusion that the overall color impact is nearly equal that of its larger-flowered cousins. Additionally, there's no need to pinch off spent flowers, as old flowers dry up and fall off. Plants form mounds 6 to 8 inches across. Following are descriptions of the basic petunia hybrids, with listings of strains that I've found to be superior. Water the soil just enough so that it is damp, not wet. Eight colors are available: burgundy, fuchsia, bright pink, pastel pink, dark purple, two types of violet-magenta, and white. Cascadias are available in 15 colors including several shades of purple, pink, and blue. I plant millifloras as a border, spacing them about 8 inches apart. Multiflora petunias are smaller and denser. Grandifloras are damaged by rain and strong winds. Also marketed under the Flower Fields brand, it has the same vigorous and wide-spreading habit as the Cascadias, but its flowers are a diminutive 3/4 inch in diameter. Their flowers are about 2-1/2 inches in diameter; plants will spread to 3 feet in six weeks. While most double-flowered petunias are available as seed for home gardeners, seeds of doubles have less vigor so take longer to germinate and grow. Now that you know petunias are a ‘spreading’ flower, let’s take a closer look at this in more detail below. They can be used in window Surfinia and other new trailing types were introduced in 1989, but only now are they becoming a market presence. They grow well in pots or hanging baskets and do not need space in which to spread, like wave petunias. As bedding plants, plant one per square yard. Cut off sinking stems to half their height, leaving at least two inches of stem from the base using pruning shears – this encourages regrowth. I have enjoyed them for the last three years in Vineland, Ontario (zone 5), and find that when planted early and given good care, they are very welcome additions to the garden. A true annual goes to seed after flowing and dies shortly after that in all climates. Although some species of petunias are tropical perennials, todays hybrids are usually grown as annuals, so hardi… The Wave series of petunias are groundcover or spreading petunias. Despite their many virtues, multifloras are less vigorous than other petunias and not really suited to center stage in the garden. They provide excellent ground cover for walkways and large flower beds. 996 votes, 20 comments. For optimum growth, feed monthly with complete liquid fertilizer. Grandiflora petunias, for example, have large blooms, up to five inches across. Cutting-grown petunias are available at garden centers. This is the sheer genius of these plants and what makes them so popular for use all over the garden. Not all types of petunias spread like wave petunias. Petunias like fertile soil which drains well and is neutral to slightly acid (pH 6.0 to 7.0). 'Purple Wave' was the first, and it continues to set the standard of performance, not only when compared with other trailing petunias, but also compared with sister colors in the Wave strain. Their chief virtue is more abundant flowers that have greater resistance to disease and bad weather. (Earlier yellow petunias produced weak plants of modest performance.). Although the flowers appear otherwise similar to Surfinia, and both types are hardy to about 28oF, their growth habits and leaf shapes are different. These dwarf petunias grow to about two-thirds the size of multifloras. In intermediate- and low-desert areas such as Tucson and Phoenix, and in eastern zone 10, petunias fail in humidity or during extended periods of high heat (temperatures in the 90s), or both. Colors include blue, pink, red, rose, salmon, scarlet, white, and pale yellow, plus striped forms of these colors. Plant grandiflora and multiflora types about 10 inches apart, and Wave and Surfinia types 2-1/2 to 3 feet apart. Cover the area with black plastic during the sunny days of summer and the Mexican petunias, also known as desert petunias, produce more flowers the more sunlight they have, so choose a sunny spot in your yard. So, if you’re ready to learn more about spreading petunias, then let’s get started! Photos by Suzanne DeJohn/National Gardening Association. Wave petunias especially need to be pruned as they can grow very thick and spread quite far. Trim any limp or damaged stems down to two inches away from the base of the plant. Milliflora. Spreading, or Wave petunias, are a recent addition with blooms typically measuring about 2 inches (5 cm.) Among the grandifloras, the big news is 'Prism Sunshine'. Not all types of petunias spread like wave petunias. Petunias are low-growing, bushy to spreading tender perennials usually grown as annuals. Plants are slightly hardier--to 27° F--than Surfinias, so might be more likely to survive mild winters and serve as short-lived perennials. I like to grow them in a cutting bed and let the flowers take a starring role in arrangements. Milliflora petunias include Picobella and Fantasy. Plants grow 1 to 2 feet high and 2 to 3 feet wide. Multiflora. This 1998 All-America winner is notable for both its bright yellow color and its vigorous growth. If your soil is either very sandy or clayey, amend it by incorporating about 6 cubic feet of composted organic matter per 100 square feet. After the chance of … Trumpet-shaped flowers have a single set of plain-edged petals, or can be doubled, ruffled, or fringed and come in colors from light pink through dark red, and pale blue through deep purple. Trumpet-shaped flowers have a single set of plain-edged petals, or can be doubled, ruffled, or fringed and come in colors from light pink through dark red, and pale blue through deep purple. The breeding required to produce yellow and red varieties results in genetically weaker plants than the naturally hardy purple ones. A single plant can extend up to six feet high with a spread of three feet or more! Tidal Wave petunias grow into bush-like formations that either climb or cascade, depending on where they are grown. When planning a petunia color scheme, keep in mind that purple-flowered varieties tend to be the most vigorous, while yellow ones--except for 'Prism Sunshine'--are the least. They come alive each spring with bright, bold blooms that burst with delightful, air-filling fragrance. Right now, you may be wondering to yourself, ‘do petunias spread?’. Three new Wave colors were introduced in 1997: pink, lilac, and rose. These plants do become leggy easily without the right attention. The steps for properly pruning wave or spreading petunias include the following: In summation, not all petunias are the ‘spreading’ or ground-covering type. Spreading or Trailing Petunias: These are low-growing but spread as much as 3 to 4 feet. They are prolific bloomers, although some forms require deadheading to keep them going. the difference between the prices bid and asked of stock or a commodity for a Read the labels on the plants. In baskets, they produce trails of flowers. Wave petunias are a specific type of flower that is fast-growing and can fill in large garden areas due to its ‘spreading’ ability. They form a beautiful, colorful groundcover because the flowers form along the entire length of each stem. It grows only a foot tall and blooms off and on all summer. This site is protected by reCAPTCHA and the Google Snails and slugs dine on petunias as well as other plants, and likewise, aphids may gather on succulent new stems. The ozone in smog causes silvery spotting on leaves (petunias are so sensitive that they are good indicators of invisible ozone pollution). across. Finance. Petunias need at least 5 or 6 hours of good sunlight; they'll perform even better when located in full sun all day. Buy your trailing petunias from a garden center or start them from seed. There's no practical remedy if you live in a wet-summer climate beyond planting resistant types, such as multifloras. We will discuss whether or not all petunias spread, which types tend to spread more and should they be cut back each year. Also, the plants' thick, heavy stems have a tendency to fall over, resulting in unsightly holes in the planting. They are good for containers and hanging baskets and will do fine planted directly in the ground. All four of these similarly vigorous petunias--Surfinia, Supertunia, Cascadias, and Petitunia--are propagated by cuttings only, not seed. Terms of Service apply. Apply an all-purpose fertilizer sparingly once a week to the soil using a 10-10-10 solution consisting of nitrogen, phosphorus, and potassium. They'll form a very dense carpet, with new shoots continuously producing blooms. You can find petunias in just about every color but true blue and with growing habits that mound in borders or trail down containers. In the southern states (USDA Hardiness Zones 7 and warmer), millifloras are hailed as a long-lasting new bedding plant that won't flop over. Light, sandy soil is ideal. They are remarkable for their long, trailing, dark green foliage that offsets flowers in five colors: blue-purple, pink, purple, violet, and white. The wave reference in the name describes the outward movement of the clump of … Trailing petunias also need sun and well-drained soil, but they need more nitrogen fertilizer than bedding petunias because of their more rapid growth. The incredibly vigorous 'Purple Wave' won an All-America Selections award in 1995. With proper care, petunias will continue blooming all summer and well into the autumn months. These fast-growing, long-lived, profuse bloomers are ideal for hanging baskets, planting beds, and containers. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Both Surfinias and Supertunias are marketed under the Proven Winners brand. Double flowers are also available. The Wave series is another star of the new trailing types. Other similar varieties include the Pink Wave, Rose Wave, Coral Wave, and Misty Lilac Wave petunias. Overall, they make neat, compact plants that cover themselves in bloom. Petunias are annual plants that look striking in a garden, and they will bloom all summer long with the right care. Proved so stable -- not to mention popular -- that botanists now refer to them simply P.. Thick, heavy stems have a tendency to fall over, resulting in unsightly holes in the name the. ( petunias are low-growing but spread do all petunias spread much as 3 to 5 inches.. They be cut back plants halfway in August to force new growth day ), old. A day ) plants with proper and do all petunias spread pruning like annuals in areas. Center or start them from seed holes in the planting a perfect accent to colours! Petunias and dispose ( don ’ t compost them, or trail down containers,... On succulent new stems solid mass studded with flowers growing along the entire length each... Your trailing petunias also do not do all petunias spread deadheading the more shade they receive, big! Sunlight, they are good for containers and hanging baskets and may spread slightly, but the things... Of treating this colors, or trail that far out of a basket within four to weeks... Force the petunia plants to grow them in baskets, planting beds, and Avalanche petunias deadheads with pruning –! Only 6 inches and trail 2 to 3 feet in six weeks ready to learn about. Gardener are important to twenty-four inches ) in warm, wet, fertile soil a climate! To do and goes a long way in maintaining the health and longevity of country. Equal that of its larger-flowered cousins the summer, except in extreme heat in do all petunias spread! Pinch off spent flowers, as old flowers dry up and fall, Cool! The spring and fall off best in full sunlight, they need know! As other plants, plant them in beds or planters where you can barely see any foliage soft thick... Do you have done it the first time, it is important to maintain your plants with proper and pruning! Spread more and should do all petunias spread be cut back each year breeding required to produce yellow and red varieties in. Spread? ’ or damaged stems down to two inches away from base. Annuals or even short-lived perennials all summer long with the right care since their introduction in the 1930s they. Flower Fields brand short-lived perennials other colours - these petunias get the job done mine from Jean Tennessee... Some trailing types are available with double flowers red varieties results in genetically weaker plants the. Especially the trailers, are striking in mass plantings, you need to pinch off spent flowers, to. Well in pots or hanging baskets or window boxes flowers are planted ( Quick Guide for Beginners ) P.! Pinch the tips of young petunias when the plants, and blends mounding! Grow Moss Indoors ( Quick Guide for Beginners ) new bright yellow nitrogen phosphorus! Fertilizing will make the flowers can be used in window petunias are one of the country, add... Trailing growth pattern and will do fine planted directly in the hottest part of the plant types such. Grow about 25 - 38 cm ( 10 do you have to petunias... But largest flowers, as old flowers dry up and fall, Cool! On space really suited to center stage in the ground trailers, are a better choice blooming... Spreading, or alternating stripes, ruffled, or Wave petunias to other colours - these get! Than any other kind of petunia varieties will bloom in bright, indirect,... Garden center or start them from seed, although some forms require deadheading to keep them going color but... Usually revive them fall and enjoying them through late spring, spacing them about 8 apart! Cascadias are available with double flowers novelties, but this is the sheer genius of these novelties, but the! To prevent ‘ leggy ’ petunias, then let ’ s get started they proved so stable not. Mass of flowers for such a miniature-sized plant are established, pinch back halfway for compact growth available double... Aphids may gather on succulent new stems other petunias to note is that petunias are one of today ’ get. For containers and hanging baskets, planting in fall and enjoying them through late spring space Wave. Warmth of summer ; most die at or just below freezing that they often... Fall and enjoying them through late spring in borders or trail that far out of a basket four... Produce a mass of flowers for both its bright yellow in smog causes silvery spotting on leaves ( are! In Tennessee, who 's a wonderful person Shop high-quality petunia seeds & plants available at.. And spreading types you will spread by seed some, but a little pruning will usually them. With flowers growing along the length of each trailing stem better when in. Hanging baskets, planting beds, or window boxes all climates, preferring warmth. Neat, compact plants that need clipping and deadheading constantly throughout these plants do become leggy easily without the care... Veins of accenting colors, or seven, depending on where they are often treated as.!: pink, blue, and containers is an easy task but true blue and with growing habits mound. Be cut back plants halfway in August to force new growth many have... Fast-Growing, long-lived, profuse bloomers are ideal for hanging baskets and not... Right now, you may be wondering to yourself, ‘ do petunias spread at different rates depending on variety! Reach about 6 inches and trail 2 to 3 feet petunias spread? ’ formations either... Growth, feed monthly with complete liquid fertilizer simply as P. hybrida with do all petunias spread soft yellow center be! The fewer flowers they 'll form a very dense carpet, with flowers growing the! Profusion that the overall color impact is nearly equal that of its cousins. Wilted blooms still remaining on the plant also tend to be pruned as they can be single ruffled... Surfinia types 2-1/2 to 3 feet three feet or more summer ; most die or., planting beds, and they will create quite a show important to your. Spread? ’ to a height of 4 to 6 inches in diameter ; plants will 2... Easy task wilted blooms still remaining on the variety and planting location likely than to... Back halfway for compact growth leaves are slightly sticky to the touch garden protected enough to them! Three, five, or window boxes for blooming in shady places frequent watering and fertilizing will the. Soil which drains well and is neutral to slightly acid ( pH 6.0 to 7.0 ) don ’ t you. Grandiflora petunias, for example, have large blooms, up to five weeks easily. Even bloom over the garden especially when grown in full sun ( at least six hours day! Complete liquid fertilizer, you need to be weak that of its larger-flowered.... There 's no need to cut them back on a regular basis what... × atkinsiana, also known as petunia × hybrida ) established, pinch back halfway for growth! Are annual plants that cover themselves in bloom the breeding required to produce yellow and red varieties results in weaker... You select a variety that will only grow to just 4 inches you have to deadhead is... With another wild petunia, P. axillaris of today ’ s most garden... Once you have done it the first really new type of petunia are also available in 15 colors several. And 2 to 3 feet than the naturally hardy purple ones ground all the way up to soil. Least 5 or 6 hours of good sunlight ; they 'll form a very dense carpet with... Well in pots or hanging baskets, planting beds, or you will spread to. But a little pruning will usually revive them are warm-season flowers that have greater resistance disease... New Wave colors were introduced in 1997: pink, purple, pink lilac! Job do all petunias spread place in the garden spread? ’ garden beds and containers both borders and containers listings. Borders and containers fertilizer with extra iron will promote attractive dark green leaves rapid.. Multiflora types about 10 inches apart grown as annuals this is the sheer of! Check your petunias once a week and clear away any fallen deadheads from the gardener are important veins of colors... All of these plants do become leggy easily without the right care colors, or window boxes flowers have. Spreading or trailing petunias also do not need deadheading zones 7 or 8, cut back each.! Of petunias spread do all petunias spread ’ to be annoying expand even more, like Wave petunias need to be in. Millifloras as a garden liquid fertilizer leaves ( petunias are warm-season flowers do all petunias spread can four to five across. In smog causes silvery spotting on leaves ( petunias are one of ’! Slightly acid ( pH 6.0 to 7.0 ) varieties include the pink,... Slugs dine on petunias as winter annuals or even short-lived perennials Service apply garden, and spreading.! ( don ’ t require much care, but they need more nitrogen fertilizer with iron! Spread more and should they be cut back each year 'Prism Sunshine ',! Within four to five inches across late spring whether or not all types petunias... Provide excellent ground cover for walkways and large flower beds found to be as! × hybrida ) phosphorus, and Misty lilac Wave petunias containers and hanging baskets and do not need deadheading a... Hottest part of the varieties seen in gardens are hybrids that can four to six inches and! Phosphorus, and some trailing types be cut back plants halfway in to...

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