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// SPECIES PROFILE · SHRUB · NATIVE

Sickletop lousewort

Pedicularis racemosa ssp. alba

Sickletop lousewort (Pedicularis racemosa ssp. alba) is a shrub in the — family. Native to 10 U.S. states (Lady Bird Johnson Wildflower Center distribution data). Hardy in zones 2a–11a. Blooms Jun–Sep.

// QUICK FACTS
Family
—
Group
shrub
Native range
Native to 10 U.S. states, including AZ, CA, CO, ID, MT, NM…
USDA hardiness
Zones 2a–11a
Mature size
—
Sun
—
Water
—
Bloom
Jun–Sep
Wildlife value
Pollinator and wildlife support
Ecological role
native species profile
Sickletop lousewort (Pedicularis racemosa ssp. alba)
Pedicularis racemosa ssp. alba — Sickletop lousewort. Photo via iNaturalist — (c) David Anderson, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Sickletop lousewort (Pedicularis racemosa ssp. alba) is a shrub in the — family. Native to 10 U.S. states (Lady Bird Johnson Wildflower Center distribution data). Hardy in zones 2a–11a. 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, sickletop lousewort pairs naturally with: Smooth Sumac (Rhus glabra), Wild blue flax (Linum lewisii), Common elderberry (Sambucus nigra ssp. canadensis), Great ragweed (Ambrosia trifida).

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