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// SPECIES PROFILE · SHRUB · NATIVE

Havard oak

Quercus havardii

Havard oak (Quercus havardii) is a shrub in the — family. Native range includes OK — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2b–10a. Mature size 3'–5'. Blooms Mar–May.

// QUICK FACTS
Family
—
Group
shrub
Native range
Native to CO, NM, OK, TX, UT
USDA hardiness
Zones 2b–10a
Mature size
3'–5'
Sun
Part shade
Water
Low · xeric
Bloom
Mar–May
Wildlife value
Pollinator and wildlife support
Ecological role
native species profile
Havard oak (Quercus havardii)
Quercus havardii — Havard oak. Photo by bobnieman via Wikimedia Commons (CC BY 4.0).

Field Notes

[ growing · ecology · siting · care ]

Havard oak (Quercus havardii) is a shrub in the — family. Native range includes OK — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2b–10a. Mature size 3'–5'. Blooms Mar–May. 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, havard oak pairs naturally with: False Indigo Bush (Amorpha fruticosa), Smooth Sumac (Rhus glabra), Wild blue flax (Linum lewisii), Common elderberry (Sambucus nigra ssp. canadensis).

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