Lobelia Online

Annual with small blue flowers and inflated seedpods; historical medicinal use. Devil's Tobacco

Flowers are typically two-lipped, featuring three lower spreading petals and two smaller upper petals. Colors vary widely, including shades of blue, purple, red, pink, and white. lobelia

In hot weather, many varieties may stop blooming; keeping them well-watered or providing light pruning (a "haircut") can encourage new growth and flowering. Common Pests: Susceptible to aphids, whiteflies, and slugs. Medicinal Uses & Toxicity Annual with small blue flowers and inflated seedpods;

Lobelia is highly toxic. Ingesting large quantities can cause nausea, vomiting, diarrhea, tremors, or convulsions. It is strictly discouraged for pregnant or breastfeeding women and those with GI conditions like ulcers. Consult a healthcare provider before using. In hot weather, many varieties may stop blooming;

Typically grown from tiny seeds, which require light to germinate and should not be covered deeply. Indoor sowing usually starts 8–10 weeks before the last frost.

Many species contain lobeline , a substance with nervous system effects similar to nicotine.