The Lobelia x speciosa varieties are perennials. This series of Cardinal Flower from Kieft Seeds is an improvement from older cultivars, with first year flowering plants, earlier flowering, better branching, and better quality finished plants. These are hardy to 5 to 14 degrees Fahrenheit (-15 to -10 C.). Lobelia cardinalis was first reported by explorers in Canada, who sent the plant back to France in the mid-1620s. Susceptible to attack by slugs and snails. Pests and Diseases. Lobelia erinus is the annual variety of the plant and comes in many species. We have observed better rebloom on STARSHIP™ Blue than other Lobelia in our trials. Starship Scarlet Lobelia will grow to be about 20 inches tall at maturity, with a spread of 12 inches. Popular Varieties of Hardy Lobelia Grown in the UK. Starship™ Scarlet Lobelia is a fine choice for the garden, but it is also a good selection for planting in outdoor pots and containers. Pruning Lobelia. Can be affected by crown rot and a virus. The lobelia plant is commonly found as a low-growing annual used as an edging plant, in rock gardens or in containers. Starship Scarlet Lobelia is a fine choice for the garden, but it … With its upright habit of growth, it is best suited for use as a 'thriller' in the 'spiller-thriller-filler' container combination; plant it near the … Remove faded flower spikes in the autumn. When grown in masses or used as a bedding plant, individual plants should be spaced approximately 10 inches apart. L. cardinalis, has red flowers. Sturdy, bushy plants are low maintenance. Height to 2.5ft (75cm). Deep violet blue flowers are produced on incredibly upright flower spikes. Blooming Season : Autumn, Late Summer, 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. STARSHIP SCARLET is a sturdy, bushy plant growing 1.5 to 2 ft. tall and 0.5 to 1 ft. wide that will flower in its first year. It has numerous stems of bright scarlet red flowers and bronze green foliage. Common Name: Cardinal Flower, Hybrid Lobelia. This variety does not take on bronze leaf color in fall. Propagate by division in spring. From PanAmerican Seed. 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 … It is not hardy in cold temperatures and will not survive being frozen. Starship Scarlet Lobelia flowers Photo courtesy of NetPS Plant Finder Starship™ Scarlet Lobelia - New For 2020! Both ‘Starship Deep Rose’ and ‘Starship Scarlet’ are sought after varieties as best in their class. STARSHIP SCARLET was introduced by Kieft Seeds at its 2014 Spring Trials. Lobelia 'Starship Scarlet' ... be subject to certain restrictions or prohibitions on propagation. 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