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Smooth rock skullcap

Scutellaria saxatilis

Smooth rock skullcap
Photo: Alex Abair, CC BY 4.0

Smooth rock skullcap (Scutellaria saxatilis) is a low perennial herb in the mint family, native to rocky woodlands and limestone bluffs in the southeastern United States. It is grown mainly as a native wildflower for shaded rock gardens, and it needs sharp drainage and cool, partly shaded conditions.

Family
Lamiaceae (Mint family)
Grows as
Perennial
Light
Part shade
Water
Water moderately during the growing season and let the top of the soil dry slightly between waterings; avoid waterlogging.
Soil
Well-drained, gritty or rocky mix with some lime, similar to its natural calcareous outcrops.
Temperature
Hardy in cool temperate zones, roughly USDA zones 5 to 8; protect from prolonged heat above about 32 °C and from deep winter wet.
How easy
Moderate
Native range
E. U.S.A.
Climate
temperate

About

Scutellaria saxatilis is a species of flowering plant in the mint family (Lamiaceae), commonly known as rock skullcap. It is native to the southeastern United States, where it occurs on rocky woods, bluffs, and limestone outcrops.

Where it grows

Scutellaria saxatilis is native to the southeastern United States. According to the Tennessee-Kentucky Plant Atlas, it occurs in Tennessee and Kentucky, where it is most often found on rocky wooded slopes, cliffs, limestone bluffs, and similar calcareous outcrops. Its habitat is characterized by well-drained soils and partial shade typical of upland woodland and rocky landscapes.

Other Scutellaria plants

Alabama skullcap · Scutellaria alborosea · Alpine Scullcap · Nose skullcap · Florida scrub skullcap · Baikal Skullcap · Barbed Skullcap · Sierra skullcap · Scutellaria brachyspica · Britton's skullcap · California skullcap · Gulf skullcap

Text excerpted from the Wikipedia article Scutellaria saxatilis by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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