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Lobelia — Flowers

Lobelia erinus

Full sun, moderate watering — frost tender — shelter over winter.

Photograph of Lobelia
iNaturalist / GBIF
Sow
Feb
In flower
May, Jun, Jul, Aug, Sep
Sun
Full sun
Water
Medium
Difficulty
Demanding
Hardiness
H2
Season
summer
Height
10–50 cm
Spacing
50 cm
Pets
Toxic to pets
Bee friendly
Bee friendly

Growing notes

Grows to 0.1-0.5 metres. Space about 10-50cm apart. In flower May-Sep.

Toxic to pets

Lobelia is harmful to people if a fair amount is eaten, causing sickness and stomach pain, and handling it can irritate the skin, so wear gloves. Dogs and cats that eat it are affected in the same way. If a person eats any, get medical advice; if a pet does, ring your vet.

→ NHS 111 for a person (999 in an emergency); your vet or the Animal PoisonLine for an animal