- Common Name(s):
- Downy lobelia
- Herbs, Native Plants, Perennials, Poisonous Plants, Wildflowers
Lobelia puberula, or downy lobelia, is a perennial herbaceous wildflower in the Bellflower family native to eastern and south central United States. It is the most common blue-flowered Lobelia in the Southeast.
The blooms have one white mark (vs. two on Great Blue Lobelia), and the flowers seem be on one side.
Regions: Mountain, Piedmont, Coastal plains
Seasons of Interest:
Blooms: Late summer/fall Nut/Fruit/Seed: Fall
Wildlife Value: This plant is frequently damaged by deer. Its flowers are attractive to hummingbirds and butterflies. Bees are pollinators of this plant.
Insects, Diseases, or Other Plant Problems:
- Late summer into fall
- 1-3 ft.
- USDA Hardiness Zone 4-9
- Downy lobelia has soft, alternate leaves, each 1 to 2 inches. The leaves generally have small irregularly spaced teeth. They may be hairy, particularly on the underside.
- The Downy lobelia features irregularly shaped, .75 in. blue flowers with a white center. The upper lip has two lobes and the lower lip has three lobes. The flower spike is often one-sided.
- Herbaceous perennial
- Downy lobelia can be found in moist, sandy, open ground. Also low woods, hammocks, swamps, meadows, and open woods.
- Division, seed
- Full sun to partial shade
- Wet, moist, dry
- Poison Part:
- All parts
- Poison Delivery Mode:
- Nausea, vomiting, diarrhea, salivation, exhaustion and weakness, dilation of pupils, convulsions, and coma
- Toxic Principle:
- Alkaloids lobelamine, lobeline, and others, plus a volatile oil
- TOXIC ONLY IF LARGE QUANTITIES EATEN
- Found in:
- Forest or natural area, in moist woods and fields, edge of streams; landscape, in flower gardens, cultivated herbaceous annuals and perennials
- Life Cycle:
NCCES plant id: 2646