There are more than 400 species that include upright and mounding lobelias, annuals, half-hardy annuals, perennials, and even shrubs and aquatic plants. It reaches a height of 3 to 6 feet with a 36-inch spread. lobelia image by Alison Bowden from Fotolia.com. Aug 12, 2013 - Types of Lobelia. Marie Roberts is a writer based in Florida. Annual lobelia (Lobelia erinus), grown as a perennial in the warm climates of U.S. Department of Agriculture plant hardiness zones 9 through 10, is a bushy, low-growing plant often used in flower beds and hanging baskets. Lobelia has so many uses for the lungs it would take me forever to list them all. Less well-known are the hardy perennial types that produce straight stems clothed in bright tubular flowers in late summer. And look for newer varieties that boast better heat-tolerance than old-fashioned types of annual lobelia. Hybrids developed from Lobelia fulgens, L. cardinalis, and L. siphilitica are designated as Lobelia x speciosa. The above ground parts are used to make medicine. Various lobelia hybrids constitute a fine group of fairly hardy and showy garden plants. Although there are over 300 species of lobelia, the most commonly used herb is Lobelia inflata, which is native to the Northeastern United States. Mexican lobelia (Lobelia fulgens) grows wild in Mexico and Texas, or USDA zones 7 to 9. The plant produces … Cardinal flowers are found in moist areas, preferring full sun to partial shade. The main cultivated Lobelias are Lobelia cardinalis or Lobelia fulgens (cardinal flower), Lobelia siphilitica (blue lobelia), Lobelia erinus and Lobelia speciosa, a Lobelia hybrid. Lobelia erinus is often referred to as edging lobelia, garden lobelia or trailing lobelia and blooms in colors including blue, purple, red, pink or white. Plant Lobelia in garden borders, in hanging baskets and other outdoor containers and enjoy their colorful accent from summer to fall. Most types of lobelia have the bell-shaped blossoms characteristic of the campanulas, but otherwise they may differ dramatically in appearance. The cascading type is stunning, like a sapphire waterfall, spilling from window boxes or pots. 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). https://www.gardeningknowhow.com/ornamental/flowers/lobelia/lobelia.htm The said herb is known to be very effective in treating various ailments. This particular variety falls into a light purple range. There are hundreds of different varieties of lobelia. Types of Lobelia Flower for the Home Garden. As a general rule, annual lobelia does not like hot weather so if you live where summers steam up, move the plants to a partially shady location away from the beating sun. Lobelia x gerardii cv. 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. Pinch newly planted lobelia when they recover from transplanting. Grow tupa in USDA zones 8 through 10. Lobelias do not tolerate drought. Give the plant a light trim any time of year. Pinch back newly emerging stems when they are about six inches long. This lobelia species is clump-forming, upright, and quite popular. The genus Lobelia includes several hundred species that are part of the campanula (Campanulaceae) family. Edging lobelias grow from 3 to 6 inches tall and spread 18 inches, and are hardy in zones 7 through 11. These newer types of Lobelia are much more heat tolerant than past plants. The perennial Lobelias have upright spikes of large flowers, not at all like the more familiar trailing types grown in hanging baskets. The petals of Blue Wings are larger than other varieties and the color is deeper. Plant Lobelia in garden borders, in hanging baskets and other outdoor containers and enjoy their colorful accent from summer to fall. Lobelia cultivar, Tania, has magenta blooms and grows 24 to 36 inches tall and spreads 12 inches. When arranging flowerbeds, you can use and combine with each other different varieties and colors of lobelia or shade the delicate beauty of lobelia with other decorative colors. Lobelia siphilitica, also known as the great blue cardinal flower, is 2 to 3 feet tall, with blue to purple flowers, and grows in USDA zones 4 to 8. Slender lobelia (L. tenuior), with blue flowers, is Australian and grown in the greenhouse. long (1 cm), feature large fan-shaped lower lips. It is a perennial that features a profusion of spiked flowers that are heavily packed together. Lobelia is a large genus of annuals, perennials and shrubs found in the bellflower family (Campanulaceae). Lobelia looks great in hanging pots and flowerpots, and in land plantings in flowerbeds. Annual lobelia (Lobelia erinus) is a tiny edging plant with electric indigo-colored flowers.Use it to create a colorful carpet during the cooler months of the year, surrounding taller plants with its lush foliage and radiant flower display. Tubular flowers grow on spikes in lavender, pink and red colors, with long blooming periods from July to September. Cardinal flowers are hardy in USDA zones 3 through 10. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Southern lobelia (L. georgiana), from North America, as well as great blue lobelia (L. siphilitica) and its hybrids, also have blue flowers. Upright flower stems bear spikes of bright, often tubular flowers. Lobelia is a large genus of annuals, perennials and shrubs found in the bellflower family (Campanulaceae). Roberts began writing in 2002. Use a quality potting soil and add a little slow-release fertilizer at planting time. This type of lobelia is perennial only in zones 10 and 11. Note: All Lobelias are poisonous. Lobelia ‘Queen Victoria’ Cardinal Flower: USDA Zone: 7-9: Plant number: 1.328.050. they are alternately arranged. actually an entire genus of flowering plants that are primarily found in tropical and temperate areas of the world Lobelia Care . The timing depends on the type of pruning. Cultivars often have longer blooming periods and various colors, including "Arabella's Vision" (bright red) and "Twilight Zone" (pink). Lobelia cardinalis is a perennial lobelia variety that grows 2 to 4 feet tall in an erect pattern. © Copyright 2020 Hearst Communications, Inc. All Rights Reserved. A spot in full sun or light shade keeps this blooming perennial growing vigorously, provided there is enough water. Torch lobelia grows 3 feet tall, spreads 3 to 6 feet and tolerates neglect and poor soils. And although cobalt blue may be their signature hue, you’ll also find lobelia flowers in scarlet red, lilac, rose, and vibrant tropical colors. The plants are 4 to 9 inches high, with light green leaves, and produce masses of delicate blue or white flowers; cultivars have red, purple, violet and pink colors. Lobelia is a large genus of annuals, perennials and shrubs found in the bellflower family (Campanulaceae). Several studies have already proven the herbal plant’s efficacy in treating diseases like asthma, bronchitis, congestion, whooping cough and different types of allergies. Hybrids developed from Lobelia fulgens, L. cardinalis, and L. siphilitica are designated as Lobelia x speciosa. It has violet flowers that are tinted yellow on the inside, and usually appear in mid-summer and continue to bloom into fall. Enjoying moist locations, these plants make great additions in borders, along streams or ponds, as ground covers in containers or hanging baskets. Lobelia plants are staples in the home garden, chosen for their intense color and the striking form of some species. 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