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Arisaema — Bulbs

Arisaema

Sun or part shade, moderate watering — hardy in most of the UK.

Photograph of Arisaema
iNaturalist
Plant out
Mar
In flower
Jun, Jul, Aug
Sun
Part sun
Water
Medium
Difficulty
Demanding
Hardiness
H4
Season
summer
Height
10–50 cm
Spacing
50 cm
Pets
Toxic to pets

Growing notes

Grows to 0.1-0.5 metres. Space about 10-50cm apart. In flower Jun-Aug.

Toxic to pets

Arisaema is harmful to people if eaten: chewing any part releases needle-like crystals that burn the mouth and throat and can cause swelling, and the sap irritates skin and eyes, so wear gloves and keep it away from children. Dogs and cats that chew it get the same burning mouth, drooling, sickness and difficulty swallowing. If a person chews or eats any, rinse the mouth and 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