In the North, grow it in full sun (as long as you water it regularly) to enjoy maximum flowering. Annual lobelia will grow nearly anywhere. Outstanding for hanging baskets, planters or flower beds. tall, transplant them to the garden—spacing about 4 to 6 inches (10-15 cm.) The inflorescence grows up to 16″ long and blooms in late spring and summer. inflata (Indian tobacco), L. cardinalis (Cardinal flower), and L. siphilitica. Perennial varieties can also be planted in the fall. These plants make great additions in borders, along creeks or ponds, as ground covers, or in containers—especially hanging baskets. Dazzling rose-pink blooms are set off by dark bronze foliage. These plants typically require an area with full sun but will tolerate partial shade. If blooming slows during the heat of summer, the best way to revive them is to cut them back by as much as one-half to two-thirds, followed by regular watering. Add plenty of peat moss when planting and mulch well to keep the soil cool and moist. Blue lobelias are among this elite group, which also includes blue sea holly (Eryngium planum), Siberian larkspur (Delphinium grandiflorum), Lily of the Nile (Agapanthus africanus), Texas bluebonnets (Lupinus texensis), blue daisy (Felicia amelloides), and blue hydrangeas. You can also pinch back plants at any time if you prefer bushier growth. Varieties are available that remain compact or have a short trailing habit ideal for container edges, and bloom in shades of white, blue or lavender. Nectar plant to butterflies and hummingbirds. Lobelia is deer resistant and does not need deadheading. Cardinal flowers crave water and are perfectly happy growing in a water garden or at the edge of a stream or pond. In drier soils, it should be planted in part shade. They're not just a one-color wonder, nor are they always a tender annual. Plants do well in full sun to part shade and require well-draining soil enriched with organic matter. Lobelia should be planted in the cool weather of early spring, after all danger of frost has passed. It will self-sow most of the time so you do not really have to worry about Lobelia propagation, but you are still advised to divide the plants every 2 to 3 years as this practice tends to make the plant grow more vigorously. A rare true blue flower with improved heat tolerance. Native to majority of US (excluding northwest) and eastern Canada. And although cobalt blue may be their signature hue, you’ll also find lobelia flowers in scarlet red, lilac, rose, and vibrant tropical colors. Most annual lobelias are self-cleaning, so you don’t need to deadhead them. After all danger of frost is gone and the plants are at least 2 to 3 inches (5-7.5 cm.) Sign up for weekly gardening inspiration and design tips. They also prefer moist, rich soil. Lobelia with brown leaves but healthy stems may have been exposed to too much sun or simply not watered enough. Rather uncommon, this exotic and tropical-looking variety has trumpet-shaped salmon-red flowers with bright yellow and orange throats that hang in clusters on thin red stems. Copyright The perfect plant for damp locations such as near ponds or low-lying areas, Lobelia will easily adapt to 'wet feet' but can also tolerate well-drained soils. Some perennial varieties, such as cardinal flower, prefer boggy conditions and can even be grown in standing water. Add in rock gardens, butterfly gardens, or in a deer-resistant landscaping design. See more of our favorite blue flowers for your garden. They also prefer moist, rich soil. Container combination featuring Laguna® Sky Blue lobelia.Photo by: Proven Winners. Lobelia is an easy-to-grow, carefree plant that enjoys cool weather. * Required FieldsWe will never sell or distribute your email to any other parties or organizations. There are more than 400 species that include upright and mounding lobelias, annuals, half-hardy annuals, perennials, and even shrubs and aquatic plants. . Laguna® Dark Blue — Buy now from Proven WinnersL. More about the newsletter. Great blue lobelia will usually bloom in the first year. The dainty blooms have a tubular base with narrow corolla from which the anthers protrude. Outstanding for hanging baskets, planters or flower beds. On this page: The Basics | Varieties | Growing Tips | Care and Maintenance | Pictures | Design Ideas, Grown as an annual in most zones; perennials vary by species. 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. Usually grown as an annual; perennial in Zones 9-11. This compact plant packs a big punch with its deep cobalt-blue flowers and glossy bronzed foliage. You can grow Lobelia Erinus from seed by direct sowing seed indoors about two to three months before the last frost. Sign up for our newsletter. Needs wet soil. There are over 400 species of lobelias including upright and mounding lobelias, annuals, half-hardy annuals, perennials, and more. Laguna® Dark Blue Lobelia erinusPhoto by: Proven Winners. Short-lived herbaceous perennial. You should get germination within a couple of weeks. Laguna® White — Buy now from Proven WinnersL. Lobelia flowers are small, abundant, and have a similar fan shape (with three downward-facing petaloids rather than the five that scaevola have. Does well in sun or shade… Lobelia cardinalis is a perennial lobelia variety that grows 2 to 4 feet tall in an erect pattern. Fertile, well-drained soil, or use containers. lobelia cardinalis native range. document.write(theDate.getFullYear()) Your lobelia may rebloom. erinus. In midsummer, most will need some shade to keep them blooming, with the exception of those with improved heat tolerance. is an attractive annual herb with many varieties. This long-blooming hybrid bears flowers on tall, upright stalks and thrives in moist conditions. Hummingbirds love the bright red flowers. apart. Perennials tend to be short-lived, but the plants are easy to propagate by dividing them in the spring or fall or by taking stem cuttings after your plants finish flowering. Similar Color Plants. Pick a spot for your lobelia plants that’s in full sun or partial shade. Container Gardening Ideas. Water regularly to keep the soil evenly moist, especially during hot, dry weather. Although most varieties are compact, growing only 3 to 5 inches (7.5-12.5 cm.) Although not necessary, you can deadhead lobelia plants to maintain a neat appearance. They need moist and nutrient rich soil. Blooming Season : Summer, Autumn, Late Summer Plant Habit : Columnar, Upright Spacing : 14 - 16" (36 - 41cm) Height : 20 - 24" (51 - 61cm) Width : 8 - 12" (20 - 30cm) Exposure : Sun Grower Information : Seed supplied as: Pelleted. Then, just move the seedlings to a location indoors where they can get sunlight, and nurse them until there is no chance of frost. Lobelia flowers are tolerant to shade and the plant itself requires little care. My favorite color is blue, so I go absolutely giddy every spring when annual lobelia plants start showing up at my local nursery. Laguna® Sky Blue — Buy now from Proven WinnersL. Very! New, healthy leaves will show you that you’re on the right track. Once yo… When using them in mixed container combinations, be sure to team them up with other moisture-loving shade-tolerant annuals and perennials, such as violas, impatiens, and sweet alyssum. If you live somewhere with very hot and dry summers, part shade will be better. This summertime bloomer will continue to produce flowers on up through the first frost. This best seller blooms all season and requires little to no maintenance. Hardy in USDA zones 3-9. var theDate=new Date() Most annuals will bloom from spring through fall, with a lull during midsummer. Lobelia should delight your garden with beautiful blooms about mid-summer, continuing on up to the first frost. For annuals, fertilize more frequently or apply a continuous-release fertilizer for flowering plants to sustain them throughout the growing season. From tools to furniture, these garden products are sure to delight. Varies by species. Lobelia ‘Queen Victoria’ ... Full Sun or Partial Shade Soil Type Sandy or Clay Soil pH Neutral or Alkaline or Acid Soil Moisture Average or Moist Care Level Easy . If, however, you want to try for a fall bloom, prune off the spent flowers and trim the plant back to a tidy form. Grows to 2-3 feet tall. Reproduction in whole or in part without permission is prohibited. It lights up moist spots during mid summer, in both sun and shade, and is … Plant in a potting mix rich in organic matter. As a medicinal herb, Lobelia inflata is cultivated for home use and grown commercially. Also known as pukeweed, doctors once prescribed the plant to induce vomiting. Discover the right plants for your garden. It is not recommended to sow the annual Lobelia seeds outdoors; Seeds are very small; How to Grow Lobelia: Transplanting: Transplant when there are at least two sets of true leaves Spacing: Space seedlings 4-6 inches apart and site in full sun to light shade in a rich, sandy, well-drained soil Perennial lobelias will often self-sow given the right conditions and usually bloom the first year from seed. Annuals reach a maximum height of about 12 inches. Potted Lobelia Care: Tips For Growing Lobelia In Containers, Lobelia Winter Care – Tips For Overwintering Lobelia Plants, Cardinal Flower Info - Growing And Caring For Cardinal Flowers, Ice Suncatcher Ideas – Making Frozen Suncatcher Ornaments, DIY Christmas Bows: How To Make A Holiday Bow For Plant Crafts, Paper Poinsettia Craft Ideas – How To Make Christmas Flowers, Gardenia Bugs – How To Control And Eliminate Gardenia Insects, How To Espalier: Instructions For Fruit Tree Training, A Garden In The Night: Ideas For A Moon Garden, Growing Cold Hardy Exotic Tropical Plants Around Ponds, Fresh-Cut Pine Tree Smell: Perfect Christmas Tree Memories, Norfolk Island Pine - The Perfect Christmas Tree, Winter Survival Guide: Creative Ways To Garden In Winter, Evergreen Favorite: Container Grown Olive Trees. An easy to grow native that will thrive in a partly sunny, moist spot in your garden, this Lobelia will spread and multiply when given the chance. Today’s varieties withstand the mid-summer heat and sun much better than their older cousins yet still perform well in partial shade. Also try: 'Queen Victoria', with bright scarlet-red flowers with dark maroon foliage, and ‘Ruby Slippers’, with ruby-colored flowers. Hummingbird havens, garden borders and groundcovers, rain gardens, woodland gardens, spillers in container combinations, pollinator gardens. Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. Blend Laguna® Dark Blue, Sky Blue, and White for a greater impact. If enough moisture is available, it will thrive in the sun. Avoid pruning back or deadheading cardinal flower and other perennials if you want them to reseed naturally. Move these plants to a part shade location and increase watering. Not only do many varieties have true blue flowers, a rarity in the garden world, many also love cool weather and are in full splendor during spring and fall. The plant is versatile, thriving in both full sun and partial or dappled shade. erinus. The perennial can grow up to 2-3″ tall with arching stems that bear gracefully long and narrow leaves. Container-grown plants may need daily watering to maintain consistent soil moisture. Annual lobelia will grow nearly anywhere. Although lobelia will thrive in full sun if it gets enough water, a spot in partial shade helps keep the soil from drying out so fast. This blue cousin of the cardinal flower shares many similar features, producing dense spikes of showy flowers that are magnets for hummingbirds and butterflies. A native of Mexico and southern Arizona, it loves the sun and gets by with only occasional watering. If perennials are covered with heavy mulch over the winter, the roots can rot, especially in warmer southern climates. Bred to be more heat tolerant than other varieties. 21 Blue Flowers for Your Garden Does well in sun or shade… Protect the plants from deer. As a general rule, annual lobelia does not like hot weather so if you live where summers steam up, move the plants to a … Cascading varieties make attractive spillers in hanging baskets and window boxes. Plug crop time (288 tray): Scarlet, 7 to 9 weeks; all others, 8 to 10 weeks Transplant to finish: 14 to 18 weeks Earlier flowering; improved branching; low … Our Garden Planner can produce a personalised calendar of when to sow, plant and harvest for your area. Lobelia seeds can be sown directly in the garden or indoors for later transplanting. Space the plants 8 to 12 inches apart. Sometimes lobelia temporarily stops blooming in the heat of summer. Tall, saturated color for moist areas in sun or shade Cardinal flower, also known as Lobelia, are the hybrids of the wild lobelia that most botanists call "America's most vivid wildflower." Get planting advice, garden design tips and trends, monthly checklists for your area, product specials and more in our weekly newsletter. Lobelia is adaptable to most soils but does best in slightly acidic conditions with a pH of 5.5 to 6.5 Photo by Lorna Kring. However, this plant craves afternoon shade and loves being in moisture. They can also be grown in containers set in a tray of water on a patio or deck. that is in full sun or very light shade and never dries completely. Bred to be more heat tolerant. With a spreading, bushy growth habit (that can be invasive), this plant works especially well as a showy groundcover or tall border. RELATED: Photo by: Age Fotostock / Alamy Stock Photo. Not to worry, as long as the plant looks healthy. It’s also a wetland native that flourishes in moist garden soils. Although annual types are widely available at garden centers in the spring, you can also start your own plants from seed, sown indoors 8 to 10 weeks before the last spring frost date. Flower Garden Design Don't transplant seedlings outdoors until a few weeks after the last frost date. This radical pruning will regenerate new growth, and by the time the cooler weather of fall arrives, your plants should be in full bloom again. Sign up to get all the latest gardening tips! If lobelia plants get leggy by midsummer, a light shearing will improve their appearance. Unless you plan to let your plants self-sow, divide them every two or three years to extend their lifespan. Find a Garden Center that carries Proven Winners plants & products. This summertime bloomer will continue to produce flowers on up through the first frost. Colorful lobelias are a wonderful choice for landscaping around ponds and streams -- anywhere the soil is consistently moist. In spring, after the danger of frost has passed. Laguna varieties don't like wet feet, so be sure to let the soil dry out before watering. Sow tiny lobelia seeds indoors, on top of moist seed starting mix, and provide very bright light. Also try: 'Alba’, a cultivar with white flower spikes, and ‘Blue Selection’, a slightly stouter plant with brighter blue flowers. It has, however, been used for medicinal purposes for many years. Use as a vertical accent in containers, well-watered garden beds, and aquatic gardens. These plants typically require an area with full sun but will tolerate partial shade. Once established, the lobelia plant requires little maintenance. In the South, it is best to grow it in partial shade. This vegetative Lobelia has been bred to be more heat-tolerant than most others and is one of the best! Place them in a warm, well-lit area. These trailing, colorful shade annuals bloom prolifically in spring and fall, almost covering themselves in flowers. Lobelia Topher Berg/Getty Images Annual lobelia plants (Lobelia erinus) look indistinguishable from scaevola plants from a distance. Lobelia erinus 'Hot Waterblue' displays small, star-shaped, mid-blue flowers from spring to fall. Spread the tiny seeds just on top of the soil and water thoroughly. This species of lobelia does exceptionally well in average, medium or wet soils under the full sun or in partial shade. During hot, dry periods, care of lobelia requires that the plant should receive frequent watering, however, especially those in containers. The Lobelia x speciosa ‘Vedrariensis’ has the ability to grow 3 to 4 feet in height and 1 to 3 feet in width. One of the selling points of lobelia is that it is not fussy about sunlight levels, flowering nicely in anything from full sun to partial shade. Though these plants can grow in any condition, they prefer areas which receive good sun or partial shade. Great Blue Lobelia (also called Blue Cardinal Flower) is a tough, hardy perennial with large leaves and gorgeous, light blue blooms. Spread the tiny seeds just on top of the soil and water thoroughly. Once established, the lobelia plant requires little maintenance. The lobelia plant (Lobelia spp.) They make up less than 10% of the plant kingdom. Some of these even include biennial species. If you typically mulch your perennial beds to prevent frost heaving and root damage, use a light layer of mulch that won’t completely cover the basal leaves. Also a good choice for cut flower arrangements. Although you can use annual lobelia to edge beds and borders, it really excels as a container plant. Allow the plants to self-sow. Annual lobelia is a cool-season plant that can tolerate most light conditions, including shade. Light: Shade, part sun, or full sun. Colors are also variable, with white, pink, red and blue species available. Space 1-2 feet apart. * Required | We will never sell or distribute your email to any other parties or organizations. Upright varieties work perfectly as a centerpiece (or ‘thriller’) in containers or along borders. Mulch well to keep them blooming, with the exception of those with improved heat.! 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