Spotted water hemlock, Water-Hemlock, Beaver Poison
Apiaceae (Carrot Family)
Flaigg, Norman G.
Smooth, erect, highly branched plant bearing dome- shaped, loose clusters of small white flowers. The sturdy stem
The plant is not related to true Hemlock (Tsuga spp.
), but to Poison Hemlock (Conium maculatum
), the plant used to poison Socrates.
Image Gallery: 8 photo(s) available
Plant CharacteristicsDuration: Biennial Habit: Herb Flower:
Bloom InformationBloom Color: White
Bloom Time: Jun , Jul , Aug , Sep
, DC Canada: NB
, PE Native Distribution:
Southern Ontario to Nova Scotia; south through New England to Florida; west to Texas; north through Missouri to Canada. Native Habitat:
Wet meadows, thickets, freshwater swamps.
Growing ConditionsSoil Moisture: Wet
BenefitWarning: POISONOUS PARTS: All parts; roots may be mistaken for wild parsnip or artichoke. Highly Toxic! May be Fatal if Eaten! Symptoms include muscle spasms, dilated pupils, dizziness, diarrhea, stomach pain, convulsions. Toxic Principle: Cicutoxin and cicutol. (Poisonous Plants of N.C.)
Conspicuous Flowers: yes