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Plant profile · Austin & Hill Country

Hooker's Eryngo

Eryngium hookeri
native · Central Texas

Hooker's Eryngo is an annual wildflower native to Central Texas that grows 1–2 ft tall and 2 ft wide. It wants full sun or part shade and low water. Blooms purple in summer. Good for bees and butterflies.

Wet ground only. Usually found in wetlands and creek bottoms. It wants reliably moist ground and struggles in a dry upland bed.

Will it grow in your yard?

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The facts

4 sources
Type
Annual wildflower
Sun
Full sun to part shade (4–8 hrs of direct sun)
Water
Low
Height
1–2 ft
Spread
2 ft
Bloom
Summer · purple
Foliage
Deciduous or dies back in winter
Soil
Recorded on limestone, moist, rocky, saline, sand
Wildlife
Supports bees and butterflies

Where it grows

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

Northern Blackland PrairieSouthern Post Oak SavannaFloodplains and Low Terraces

135 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.