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Dahlia hortensis

This plant has poison characteristics. See below.
Common Name(s):
Dahlia
Categories:
Annuals, Poisonous Plants
Comment:

Perennial often grown as an annual; well-drained, fertile soil; not heat tolerant- prefers cool nights; fertilize regularly and heavily; keep well-watered; mulch soil to keep cool

Description:
Tuberous rooted, perennial herbs; leaves pinnately lobed or divided; flowering heads large, with many petals, variously colored
Season:
Mid-summer to fall
Light:
Sun to partial shade
Color:
Red, yellow, white, pink, bi-colors
Height:
12-24 in.
Space:
6-18 in.
Poison Part:
Leaves and tubers (resemble thickened roots)
Poison Delivery Mode:
Dermatitis
Symptoms:
Skin irritation following repeated handling of the tubers and contact with leaves and light
Toxic Principle:
Phototoxic polyacetylene compounds
Severity:
TOXIC ONLY IF LARGE QUANTITIES EATEN.
Found in:
Houseplant or interiorscape; landscape in flower garden as herbaceous annual or perennial

NCCES plant id: 56