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Dahlia

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

May suffer during summer heat; prefers a well-drained soil; numerous cultivars

Description:
Tuberous rooted, perennial herbs; leaves pinnately lobed or divided; flowering heads large, with many petals, variously colored
Season:
Summer/Fall
Light:
Full-AM Sun
Color:
Most colors
Height:
12-96 in. (30-240 cm)
Space:
12-36 in. (30-90 cm)
Depth:
Cover 3 in. (7.5 cm)
Organ:
Tuberous roots
Hardiness:
Tender III - injured below 25 degrees F (2 degrees C)
Storage:
In Zone 8 harvest tuberous roots in fall, dry carefully (do not wash), and store in vermiculite or dry sand at 35-45 degrees F (2-7 degrees C). In Zone 7, just mulch.
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
Tags:
many different flower colors, tuberous roots, full sun, hardy zone 7

NCCES plant id: 889

Dahlia Dahlia