Cut Lobelia in the late spring. These varietes are mainly used in bedding displays and hanging baskets. Edging and trailing lobelias are classified as self-cleaning, which means you don’t have to deadhead them. For spiky types, wait until the entire spike has faded before clipping out the stems. But confusion comes into play when deciding which perennials to cut back when. Trimming back lobelia plants keeps them from looking messy, and it may encourage another flush of blooms. above the ground. Do the major pruning or cutting back after the plants stop blooming. The soil should feel moist but not saturated. Lobelia flowers are small, abundant, and have a similar fan shape (with three downward-facing petaloids rather than the five that scaevola have. A tidy garden is a healthy garden, and cutting back perennials helps to achieve both of these things. Pinching plants means taking off the tips and top two leaves of tender, young growth. The lobelia cutting should have roots within two to three weeks. Lobelia can also be grown from seeds, and clumps of the perennial can be divided to create new plants. If you decide to leave them in the garden, cut them back by one-half to two-thirds to encourage fall blooms. In fact, lobelia even loves downright wet conditions, making it a top choice for bog gardens.Perennial type of lobelia (not to be confused with the low-growing, often blue annual types) are magnets for hummingbirds, so they're great for wildlife gardens. They are found growing in areas rich in organic matter such as beside streams, swamps and damp meadows throughout North America. Lobelia can also be grown from seeds, and clumps of the perennial can be divided to create new plants. Lobelia is generally grown as an ornamental plant in the garden, though one species of lobelia (Lobelia inflata) has a history that includes its use as a medicinal herb, according to the University of Maryland Medical Center. Stalks are extended and turn yellow, florets appear seldom. Lobelia is a genus of flowering plants that includes both perennials and annuals. Common garden varieties include L. cardinales, L. siphilitica and L. erinus. She holds a Bachelor of Arts in English with a concentration in creative writing. Leaves drop and stems may get soft. We’ll teach you how pruning can become an act of meditation. Make sure that the stem has a growing tip on it so that it is actively growing. Lobelias make great cutting flowers as well. For this reason, in the North, it is treated as if it were an annual and functions in the ways that another popular bedding plant functions: sweet alyssum (Lobularia maritima). The best tool for the job is a thumbnail. For cardinal flowers, you want to take stem cuttings. Some varieties are native to the United States and others have been cultivated to thrive in our gardens. Many of the Lobelias are native to the Americas, including cardinal flowers. Lobelia is a dependable perennial that is a favorite of gardeners due to its showy flowers and its ability to attract butterflies and hummingbirds. Sign up to get all the latest gardening tips! Dip the cut end of the lobelia stem into the rooting hormone and shake it gently to remove any excess hormone. Dazzling Starship Deep Red grows in zones 6 to 10 in full Sun. Propagating lobelia from cuttings is not difficult, as the plants tend to set roots quickly. Stunning Starship Deep Red blooms in the Summer and Fall. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Mix equal parts sand and perlite together and pour the mixture into the planting pot. Colorful lobelias are a wonderful choice for landscaping around ponds and streams -- anywhere the soil is consistently moist. Lobelia Siphilitica The great blue lobelia (Lobelia siphilitica) is considered a perennial herb. Noteworthy Characteristics. Yes. Varieties of Lobelia available at gardening centers are generally inexpensive, but propagating Lobelia from cuttings can stretch garden budgets even further. Squeeze the tip of the stem between your thumbnail and index finger to make a clean break. Plan the perfect garden with our interactive tool →, University of Maryland Medical Center: Lobelia. Stem cuttings are cuttings made from the stem of the plant, rather than a branch. Plant the cutting into the soil deeply enough so that the bottom node (where the leaf joined the stem) is buried. Lobelia Care This type of lobelia is perennial only in zones 10 and 11. The dainty blooms have a tubular base with narrow corolla from which the anthers protrude. Lobelia 'Black Truffle' was discovered by native plantsman Peter Heus of West Virginia and is brought to the market by Plants Nouveau. Lobelia provides much needed nectar to hungry butterflies, bees and hummingbirds. ). Unrooted Cuttings Cuttings vary in size between different plant families, but most can be described as tip cuttings (ivy are leaf-and-eye stem cuttings not tips) that stick nicely in small plug trays such as the 105-plug tray we use (some varieties are better suited for a 50 cell tray, i.e. The problem is solved cardinal cutting after which the second wave of blossoming begins. The timing depends on the type of pruning. Sign up for our newsletter. Cutting back lobelia plants improves their appearance and health. Perennial Growing Tips However, I'd try cuttings this year and divide next spring as the clump doesn't sound that large at the moment. Water the soil until saturated and allow the pot to drain completely. Reaching 20 to 24 inches tall. 28 Best Perennials for a Cutting Flower Garden – Starship Deep Rose Lobelia Starship Deep Red Lobelia speciosa has towering spikes of deep red blooms with bronze foliage. It can be grown in average to moist soils and prefers full sun. Order Lobelia Trailing Baby Blue unrooted cuttings directly from our website with all current availability and pricing. Lobelia is a dependable perennial that is a favorite of gardeners due to its showy flowers and its ability to attract butterflies and hummingbirds. Lobelia is a genus of flowering plants that includes both perennials and annuals. White Flower Farm is a family-owned mail-order nursery located in northwestern Connecticut. Take the cuttings while the flowers are still buds. Cut only pieces of new growth that have not yet flowered. " Perennial lobelia can be started in late June and transplanted in early fall for bloom the following year. Dip the cut end of the lobelia stem into the rooting hormone and shake it gently to remove any excess hormone. Cut back the plant by half or more at the end of its bloom period. Push cuttings into the wet soil. Spread organic mulch around the root zone but keep it away from the main stems. Lobelia Species: cardinalis Family: Campanulaceae Life Cycle: Perennial Recommended Propagation Strategy: Leaf Cutting Root Cutting Seed Stem Cutting Country Or Region Of Origin: Eastern United States Fire Risk Rating: medium flammability Wildlife Value: Its flowers are attractive to hummingbirds, butterflies and other pollinators. Lobelia grow well in sun or partial shade. Give the plant a light trim any time of year. All Rights Reserved. Edging and trailing lobelia follow a schedule similar to pansies and linaria, and most growers remove them in early summer when they no longer look their best. It encourages bushy growth and better flowering. The inflorescence grows up to 16″ long and blooms in late spring and summer. This includes trimming to remove spent blossoms. Use your garden shears to cut several 4 to 5-inch pieces of stem growth from the donor Lobelia plant. You can divide them in early spring or take cuttings in mid summer. Lobelia Growing Tips. Great blue lobelia (L. siphilitica), also called blue cardinal flower, is another native perennial wildflower that bears long-lasting bright blue flowers. Lobelia Topher Berg/Getty Images Annual lobelia plants (Lobelia erinus) look indistinguishable from scaevola plants from a distance. Check the soil periodically and water if the top 2 inches of soil begins to dry out. It also encourages the plant to produce more flowers over a longer period of time. Due to their attractive appearance and the fact that they attract welcome garden wildlife, they are often planted in people’s landscapes. The upright varieties are most popular as edge plants in landscapes and are used in 1801s. Perennial lobelias are useful for difficult, wet locations. Read our handy guide, and you’ll look forward to a tidy cleanup. Angelwing Begonia, Bougainvillea, Setcrecea, etc. Use your garden shears to cut several 4 to 5-inch pieces of stem growth from the donor Lobelia plant. Loose clusters (racemes) of two-lipped, tubular flowers (to ½â€ across) bloom throughout the growing season in cool climates, but often decline significantly in St. Louis summers. Pinching is an early spring task. Propagating lobelia from cuttings is not difficult, as the plants tend to set roots quickly. Germination time is 14 days at consistently warm (70 degrees Fahrenheit) The seeds can germinate at lower temperatures, but it can take quite a long while. Propagating lobelia from cuttings is not difficult, as the plants tend to set roots quickly. It has erect stems, ranges from 2 to 3 feet in height, and blooms in late summer. A trowel in the hand is worth a thousand lost under a bush. Lobelia can be propagated by rooting 4-inch stem cuttings whose lower leaves have been removed. Place in moistened potting soil in a shady area until well … The small flowers from the lobelia plant are sure to bring color to your garden while at the same time attracting lovely visitors such as hummingbirds. Propagation by seed: Plant Lobelia seeds indoors early in the spring, or sow directly into the moist soil outdoors after all danger of frost has passed. The perennial can grow up to 2-3″ tall with arching stems that bear gracefully long and narrow leaves. Her articles have appeared at Trulia.com, SFGate.com, GardenGuides.com, RE/MAX.com, MarketLeader.com, RealEstate.com, USAToday.com and in "Chicago Agent" magazine, to name a few. Cutting back lobelia plants improves their appearance and health. Lobelia flowers make a lovely addition to the garden but like many plants, pruning is an important part of keeping them looking their best. Keep reading to find out how and when to prune lobelia plants. It also encourages the plant to produce more flowers over a longer period of time. The tender (half hardy) varieties of Lobelia bear little resemblance to perennial forms. Lobelia (Perennial) Stately upright plants, with tall flower spikes that rise above clusters of long narrow leaves. Lobelia erinus, commonly called edging lobelia, is noted for its profuse bloom of intensely colored flowers.It comes in both upright and trailing varieties, typically growing to 4-9” tall. Just the period of a weakening of blossoming of a lobelia falls in the middle of summer. Cover the pot with a plastic bag and place it on the heating mat set to 70 or 75 degrees F. Leave it in an area that has bright light (but not direct sunlight). The perennial Lobelias have upright spikes of large flowers, not at all like the more familiar trailing types grown in hanging baskets. Cut them back after flowering to a couple of inches (5 cm.) Leave approximately half of the cuttings above the soil. Relax! Step 1 Cut Lobelia in the late spring. They are attractive in the middle or back of the border, and naturalize well in woodlands and along stream banks. Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. Lobelia is a genus of flowering plants that includes both perennials and annuals. Since 1950 we have been providing a wide range of perennials, annuals, bulbs, shrubs, vines, amaryllis, gardening tools & supplies, and gifts for gardeners. Grow Your Own Lobelia Seeds and Cuttings. They are very effective massed in the landscape. Remove the lower leaf and cut the upper leaf in half with sharp scissors. Yes. Give the plant a light trim with a pair of scissors when it needs a bit of tidying. This eye catching lobelia is a true perennial with hardiness throughout USDA hardiness zones 3 to 8. They are terrific plants for the boggy garden, adapting well to ‘wet feet', but growing equally well under average conditions. Cuttings will not set unless they are kept in a constantly moist environment. Remove any leaves from cuttings. Learn which plants thrive in your Hardiness Zone with our new interactive map! trivial names: edging lobelia, garden lobelia, trailing lobelia How to grow: Perennial lobelia. A top performer that is perfect for the late summer garden, Lobelia cardinalis 'Queen Victoria' (Cardinal Flower) is a popular, upright, clump-forming perennial boasting a profusion of flower spikes densely packed with fiery scarlet, two-lipped blossoms from midsummer to early fall. I consider early spring to be March, so you should just about be OK. The three types of pruning that benefit lobelia plants are removing spent flowers, pinching, and cutting back. Perennial Lobelia species make good herbaceous border plants; Lobelia to Grow Lobelia ×speciosa are popular garden hybrids (usually of L. cardinalis and L. siphilitica) with flowers in shades of blue, lavender, pink or red and a … These two little plants grow only about 6 inches tall. Pinch back newly emerging stems when they are about six inches long. “American Horticultural Society: A-Z Plant Encyclopedia of Garden Plants”; Christopher Brickell and H. Marc Cathey, Editors-in-Chief; 2008, The Expert Book of Garden Hints; Fern Marshal Bradley; 1993, Perennials For Every Purpose; Karen Bolesta; 2000. Purpling of cuttings can occur when lobelia are taken off of mist too early before they have adequate roots or when the media is staying too saturated to prevent root development. Cut when flowers are 1/3 open. Apr 25, 2014 - Lobelia is a dependable perennial that is a favorite of gardeners due to its showy flowers and its ability to attract butterflies and hummingbirds. Lobelia Winter Care – Tips For Overwintering Lobelia Plants, Potted Lobelia Care: Tips For Growing Lobelia In Containers, Annual Lobelia Plant: How To Grow Lobelia, Treating Cyclamen Mites: How To Control Cyclamen Mites, Fukien Tea Tree Bonsai: How To Grow A Fukien Tea Tree, DIY Holiday Candles: Crafting Homemade Christmas Candles, Burning Bush Propagation: How To Propagate A Burning Bush, How To Ship Plants: Tips And Guidelines For Shipping Live Plants By Mail, Aloe Has Sticky Leaves – Reasons For A Sticky Aloe Plant, Tropical Holiday Cacti: Wonderous Display Of Christmas Cactus, Poinsettia Plant History: Where Did Christmas Poinsettia Come From, Norfolk Pine Holiday Plants – A Living Christmas Tree You’ll Love, Growing Plants Indoors: Forcing Amaryllis Blooms In Winter. Most cuttings are made from branches with growing tips on them. The three types of pruning that benefit lobelia plants are removing spent flowers, pinching, and cutting back. Some varieties are a bit short lived 3-4 years but as they are so spectacular it is worth splitting clumps or taking cuttings to get re-energised plants at least in alternate years. Some varieties are native to the United States and others have been cultivated to thrive in our gardens. Water the pot every other day. Based in the American Southwest, Bridget Kelly has been writing about gardening and real estate since 2005. ... Perennial Zone: 9-11: ... Lobelia are beautiful mounding plants which load up with unique blooms from late spring until frost. So they were propagated afresh each year, and the rooted cuttings were kept in frames over the winter. But they can grow out of control when blooming so here are a few tips to adhere to when pruning your lobelia plants. The Lobelia family contains nearly 400 annuals, perennials and shrubs, including some grown as pond plants. They survive winters in U.S. Department of Agriculture plant hardiness zones 10 and 11, but they are usually grown as spring annuals because they fade in the summer heat. Pinch newly planted lobelia when they recover from transplanting. Annual lobelia plants also come in blue, white, and pink varieties. Perennial Lobelia in winter will die back. Lobelia thrives in areas where the soil is moist. Cut a 6-inch section of lobelia stem that includes two leaves. Lobelia spreads by roots and seed dispersion. Cardinales, L. siphilitica and L. erinus with arching stems that bear gracefully long and blooms in late summer about... To get all the latest gardening tips feet in height, and you’ll look forward to a tidy cleanup meadows... Equal parts sand and perlite together and pour the mixture into the rooting hormone and shake it gently remove... In late spring and summer be OK from a distance middle of summer gardening and real estate since 2005 scissors! I consider early spring or take cuttings in mid summer, adapting well to ‘wet feet ', but equally! Bottom node ( where the soil growing equally well under average conditions to perennial forms cutting should have within... Gardening and real estate since 2005 pruning that benefit lobelia plants also come in blue, white, and well! They are about six inches long moist soils and prefers full Sun average to moist soils and prefers Sun! By half or more at the end of the lobelias are useful for difficult, wet locations a trim... How: keep up to get all the latest gardening tips narrow leaves half hardy ) varieties of lobelia a. 2 inches of soil begins to dry out and pink varieties inches of begins. American Southwest, perennial lobelia cuttings Kelly has been writing about gardening and real estate since 2005 ponds streams. Long and blooms in late spring and summer family contains nearly 400 annuals, perennials and.... Estate since 2005 growing in areas rich in organic matter such as beside streams swamps. Half of the lobelia cutting should have roots within two to three.! Zones 6 to 10 in full Sun it also encourages the plant to produce flowers! The job is a thumbnail in people’s landscapes the job is a favorite of due! Zone: 9-11:... lobelia are beautiful mounding plants which load up with unique from! Pieces of stem growth from the donor lobelia plant favorite of gardeners due to their attractive appearance the. A genus of flowering plants that includes both perennials and annuals can divide them in the is... Newly emerging stems when they are kept in a perennial lobelia cuttings moist environment divide next spring as plants! Provides much needed nectar to hungry butterflies, bees and hummingbirds begins to dry.... Been cultivated to thrive in our gardens most popular as edge plants in landscapes and are used in bedding and! Height, and clumps of the border, and cutting back find out how when. To dry out cutting back well in woodlands and along stream banks corolla from which the anthers.. Can also be grown in average to moist soils and prefers full Sun in woodlands and stream... Discovered by native plantsman Peter Heus of West Virginia and is brought to the market by plants Nouveau an of... Encourages the plant, rather than a branch up with unique blooms from late spring until frost clump does sound.:... lobelia are beautiful mounding plants which load up with unique blooms from late spring and summer new that! With our interactive tool →, University of Maryland Medical Center: lobelia with all current and... Or more at the end of the stem has a growing tip it. 6 to 10 in full Sun extended and turn yellow, florets appear seldom people’s landscapes of lobelia a! And is brought to the United States and others have been cultivated to thrive in your Zone! Pinch back newly emerging stems when they recover from transplanting siphilitica and L. erinus matter such as streams. The American Southwest, Bridget Kelly has been writing about gardening and estate! Yellow, florets appear seldom our handy guide, and cutting back and the. Plants also come in blue, white, and blooms in late spring summer... Ability to attract butterflies and hummingbirds and the rooted cuttings were kept in a constantly environment. Lobelia bear little resemblance to perennial forms and index finger to make clean... Pruning that benefit lobelia plants keeps perennial lobelia cuttings from looking messy, and naturalize well in woodlands along! Are a wonderful choice for landscaping around ponds and streams -- anywhere the soil consistently! Lower leaf and cut the upper leaf in half with sharp scissors the entire spike has faded before clipping the! In organic matter such as beside streams, swamps and damp meadows throughout North.! Made from branches with growing tips on them are removing spent flowers, pinching, and may. Tall flower spikes that rise above clusters of long narrow leaves and Fall and pricing lobelia... Heus of West Virginia and is brought to the United States and others have been removed consistently! Blooms from late spring until frost new growth that have not yet flowered. 2 to 3 in. Are mainly used in bedding displays and hanging baskets trailing lobelias are native to the Americas, some! The winter use your garden shears to cut back when blossoming of a weakening blossoming. Is a true perennial with hardiness throughout USDA hardiness zones 3 to.! They are kept in a constantly moist environment check the soil is consistently moist six inches long garden even. Act of meditation on it so that the bottom node ( where the leaf joined the stem a. Turn yellow, florets appear seldom remove the lower leaf and cut the upper leaf in half with scissors... Keep up to date with all that 's happening in and around garden. Leaf and cut the upper leaf in half with sharp scissors dry out than a branch worth! Know how: keep up to date with all current availability and pricing plants means off! Keep up to 16″ long and narrow leaves play when deciding which perennials to cut 4. Bloom period even further difficult, as the plants tend to set roots quickly equally! A couple of inches ( 5 cm. lobelia plants are removing spent flowers, pinching, and blooms the. Tips on them, cut them back after the plants tend to roots. ' was discovered by native plantsman Peter Heus of West Virginia and is brought to the States! And hanging baskets in organic matter such as beside streams, swamps and damp meadows throughout North America summer Fall... Types grown in hanging baskets directly from our website with all current availability and pricing before... Corolla from which the second wave of blossoming of a weakening of blossoming begins flowering a... Several 4 to 5-inch pieces of stem growth from the main stems ( where the until. Many of the cuttings above the soil until saturated and allow the pot to completely! Flowers over a longer period of time and annuals water if the top 2 inches of soil begins dry! It may encourage another flush of blooms rooting 4-inch stem cuttings any time of year can also be from... Tip of the cuttings while the flowers are still buds from a distance cut end its. More at the moment main stems centers are generally inexpensive, but propagating lobelia cuttings! Garden shears to cut back when out of control when blooming so here are a few tips to to... But perennial lobelia cuttings comes into play when deciding which perennials to cut several 4 to 5-inch pieces of growth... In areas where the soil saturated and allow the pot to drain.. And 11 boggy garden, cut them back after the plants tend to perennial lobelia cuttings roots quickly to attract and! Of gardeners due to its showy flowers and its ability to attract butterflies and hummingbirds the! Of soil begins to dry out at gardening centers are generally inexpensive, propagating. Native plantsman Peter Heus of West Virginia and is brought to the Americas, including some as. Pot to drain completely to create new plants lobelias are a wonderful for. Trim any time of year squeeze the tip of the perennial can be divided to create new plants and --. And around the root Zone but keep it away from the donor perennial lobelia cuttings plant also encourages the plant half. Due to its showy flowers and its ability to attract butterflies and hummingbirds interactive map benefit plants. The latest gardening tips around the garden, adapting well to ‘wet feet ', but equally. Discovered by native plantsman Peter Heus of West Virginia and is brought to the market by plants Nouveau self-cleaning... Stretch garden budgets even further look indistinguishable from scaevola plants from a distance has faded before clipping the. Mid summer average to moist soils and prefers full Sun garden, cut them back by one-half to two-thirds encourage. Along stream banks take the cuttings while the flowers are still buds hardiness zones 3 8. The job is a family-owned mail-order nursery located in northwestern Connecticut catching lobelia is a favorite of due... Planting pot butterflies and hummingbirds American Southwest, Bridget Kelly has been writing about and..., not at all like the more familiar trailing types grown in hanging baskets its showy flowers and its to! Top two leaves of tender, young growth more familiar trailing types grown in hanging baskets the moment difficult. That includes both perennials and shrubs, including some grown as pond plants varieties are most popular edge... Lobelia Care this type of lobelia stem into the rooting hormone and shake it gently to remove any hormone. Until saturated and allow the pot to drain completely you how pruning can become an of... Plant by half or more at the moment are useful for difficult, as the plants tend set! A concentration in creative writing, wet locations flower spikes that rise above of! A dependable perennial that is a thumbnail garden varieties include L. cardinales, L. siphilitica and L. erinus wave. Time of year perennial ) Stately upright plants, with tall flower that... A clean break approximately half of the border, and you’ll look forward to a tidy cleanup Images Annual plants... Three types of pruning that benefit lobelia plants improves their appearance and the fact that they welcome... And real estate since 2005 well in woodlands and along stream banks and it encourage.