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Plant profile · Austin & Hill Country

Longleaf Buckwheat

Eriogonum longifolium
native · Hill Country

Longleaf Buckwheat is a perennial wildflower native to the Texas Hill Country that grows 1–6 ft tall and 2 ft wide. It wants full sun and very low water, and handles clay soil. Blooms white and yellow in spring, summer and fall. Good for bees.

Will it grow in your yard?

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The facts

3 sources
Type
Perennial wildflower
Sun
Full sun (6–8 hrs of direct sun)
Water
Very low
Height
1–6 ft
Spread
2 ft
Bloom
Spring, Summer, Fall · white, yellow
Foliage
Deciduous or dies back in winter
Soil
Takes clay · recorded on calcareous, clay, dry, gravelly, rocky, sand, well drained
Wildlife
Supports bees, browsing mammals and deer

Where it grows

Recorded in these EPA Level IV ecoregions in the Austin and Hill Country launch area:

Balcones CanyonlandsLlano UpliftEdwards Plateau WoodlandNorthern Blackland PrairieSouthern Post Oak SavannaFloodplains and Low TerracesLimestone Cut PlainSan Antonio Prairie

235 occurrence records in Central Texas (GBIF).

Can you buy it?

Also grows here — hard to find. Native and recorded growing in Central Texas, but not on the grower stock lists we read. Sourcing varies: some are stocked widely, others you will have to hunt for.