// SPECIES PROFILE · ANNUAL · NATIVE

Seaside heliotrope

Heliotropium curassavicum var. obovatum

Seaside heliotrope (Heliotropium curassavicum var. obovatum) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–10a. Mature size 1"–20". Blooms Mar–Nov.

// QUICK FACTS

Family: —
Group: annual
Native range: Native to 35 U.S. states, including AL, AR, AZ, CA, CO, DE…
USDA hardiness: Zones 2a–10a
Mature size: 1"–20"
Sun: Full sun
Water: Medium
Bloom: Mar–Nov
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Seaside heliotrope (Heliotropium curassavicum var. obovatum) — *Heliotropium curassavicum var. obovatum* — Seaside heliotrope. Photo via iNaturalist — (c) Elena Ortiz, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Seaside heliotrope (Heliotropium curassavicum var. obovatum) is a annual in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–10a. Mature size 1"–20". Blooms Mar–Nov.

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, seaside heliotrope pairs naturally with: Common Sunflower (Helianthus annuus), Salt heliotrope (Heliotropium curassavicum), Virginia peppergrass (Lepidium virginicum), Poorman's pepperwort (Lepidium virginicum var. virginicum).