// SPECIES PROFILE · ANNUAL · NATIVE

American bugseed

Corispermum americanum

American bugseed (Corispermum americanum) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 1a–11a. Blooms Aug–Nov.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 31 U.S. states, including AK, AR, AZ, CA, CO, GA…
USDA hardiness: Zones 1a–11a
Mature size: —
Sun: Full sun
Water: Low · xeric
Bloom: Aug–Nov
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

American bugseed (Corispermum americanum) — *Corispermum americanum* — American bugseed. Photo via iNaturalist — (c) Dustin Snider, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

American bugseed (Corispermum americanum) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 1a–11a. Blooms Aug–Nov. Low water use makes it a strong candidate for xeric and drought-conscious plantings.

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, american bugseed pairs naturally with: Common Sunflower (Helianthus annuus), Pitseed goosefoot (Chenopodium berlandieri), Pitseed goosefoot (Chenopodium berlandieri var. boscianum), Bush's goosefoot (Chenopodium berlandieri var. bushianum).