// SPECIES PROFILE · PERENNIAL · NATIVE

Calcareous cryptantha

Cryptantha thyrsiflora

Calcareous cryptantha (Cryptantha thyrsiflora) is a perennial in the — family. Native range includes KS, OK. Hardy in zones 2a–9a. Mature size 1"–16". Blooms Apr–Jul.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to CO, KS, NE, NM, OK, SD, WY
USDA hardiness: Zones 2a–9a
Mature size: 1"–16"
Sun: —
Water: —
Bloom: Apr–Jul
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Calcareous cryptantha (Cryptantha thyrsiflora) — *Cryptantha thyrsiflora* — Calcareous cryptantha. Photo via iNaturalist — (c) Alaina Krakowiak, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Calcareous cryptantha (Cryptantha thyrsiflora) is a perennial in the — family. Native range includes KS, OK. Hardy in zones 2a–9a. Mature size 1"–16". Blooms Apr–Jul.

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, calcareous cryptantha pairs naturally with: Aromatic Aster (Symphyotrichum oblongifolium), Broadleaf Arrowhead (Sagittaria latifolia), Carolina Larkspur (Delphinium carolinianum), Gray Goldenrod (Solidago nemoralis).