Scutellaria austinae - Skull cap

Skull cap (Scutellaria austinae, syn. Scutellaria siphocampyloides) is a small evergreen perennial forming a foot-wide clump of deep royal blue flowers, native to California mountain forests up to 6000-7000 feet. It grows 0.1-0.2 m tall and 0.5-1 m wide.¹

Inputs

• Hardiness zone 7¹
• Hardiness zone 8¹
• Hardiness zone 9¹
• Hardiness zone 10¹
• Well drained soil¹
• Moist soil¹

Type

• Herb¹
• Perennial¹
• Evergreen¹

Functions

• Fire resistance²

Dimension	At maturity
Height (m)	0.1-0.2
Diameter (m)	0.5-1

Footnotes

1. Scutellaria austinae, Skull Cap | Las Pilitas Nursery Native Plant Database ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰

2. Leaf burn times of California native plants, Las Pilitas Nursery, 2005 propane-torch ignition trial, live-leaf ignition time >60 seconds ↩