// SPECIES PROFILE · PERENNIAL · NATIVE

White penstemon

Penstemon albidus

White penstemon (Penstemon albidus) is a perennial in the — family. Native range includes KS, OK. Hardy in zones 2a–10a. Mature size 1"–20". Blooms Apr–Jun.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 12 U.S. states, including CO, IA, KS, MN, MT, ND…
USDA hardiness: Zones 2a–10a
Mature size: 1"–20"
Sun: Full sun
Water: —
Bloom: Apr–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

White penstemon (Penstemon albidus) — *Penstemon albidus* — White penstemon. Photo by USDA NRCS Montana via Wikimedia Commons (Public domain).

Field Notes

[ growing · ecology · siting · care ]

White penstemon (Penstemon albidus) is a perennial in the — family. Native range includes KS, OK. Hardy in zones 2a–10a. Mature size 1"–20". Blooms Apr–Jun.

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, white penstemon pairs naturally with: Aromatic Aster (Symphyotrichum oblongifolium), Broadleaf Arrowhead (Sagittaria latifolia), Gray Goldenrod (Solidago nemoralis), Lady Fern (Athyrium filix-femina).