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Plant profile · Austin & Hill Country

Canyon Mock Orange

Philadelphus ernestii
native · Hill Country

Canyon Mock Orange is a shrub native to the Texas Hill Country that grows 3–5 ft tall and 5 ft wide. It wants full sun or part shade and low water, and handles caliche and clay soil. Blooms white in Apr–May. Good for bees.

Will it grow in your yard?

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The facts

3 sources
Type
Shrub
Sun
Full sun to part shade (3–6 hrs of direct sun)
Water
Low
Height
3–5 ft
Spread
5 ft
Bloom
Apr–May · white
Foliage
Deciduous or dies back in winter
Soil
Takes caliche and clay · recorded on calcareous, caliche, clay, limestone, rocky, well drained
Wildlife
Supports bees and browsing mammals

Where it grows

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

Balcones CanyonlandsLlano UpliftEdwards Plateau Woodland

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.