// SPECIES PROFILE · ANNUAL · NATIVE

Spotted water hemlock

Cicuta maculata

Spotted water hemlock (Cicuta maculata) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 1a–11b. Mature size 38"–8'. Blooms Jun–Sep.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 50 U.S. states, including AK, AL, AR, AZ, CA, CO…
USDA hardiness: Zones 1a–11b
Mature size: 38"–8'
Sun: —
Water: —
Bloom: Jun–Sep
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Spotted water hemlock (Cicuta maculata) — *Cicuta maculata* — Spotted water hemlock. Photo by Williammehlhorn at English Wikipedia via Wikimedia Commons (Public domain).

Field Notes

[ growing · ecology · siting · care ]

Spotted water hemlock (Cicuta maculata) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 1a–11b. Mature size 38"–8'. Blooms Jun–Sep.

Why it's on this list: native species profile. Native-range data from the Lady Bird Johnson Wildflower Center (NPIN), cross-checked against iNaturalist observations. Part of Rooted Revival's regional native plant catalog — true natives for Oklahoma, Arkansas, Missouri and Kansas.

Companion Planting

[ guild · polyculture · cross-layer pairings ]

In the same native range, spotted water hemlock pairs naturally with: Common Sunflower (Helianthus annuus), Pitseed goosefoot (Chenopodium berlandieri), Pitseed goosefoot (Chenopodium berlandieri var. boscianum), Bush's goosefoot (Chenopodium berlandieri var. bushianum).