Penstemon grinnellii - Southern woodland penstemon

Southern woodland penstemon (Penstemon grinnellii) is a drought-tolerant perennial of scattered sites in the Pinyon-Juniper and Southern Oak Woodlands of California, growing in gravel to clay soils and blooming pink-violet in late spring.¹ It grows 0.5-0.7 m tall and 0.5 m wide.¹

Inputs

• Hardiness zone 5¹
• Hardiness zone 6¹
• Hardiness zone 7¹
• Hardiness zone 8¹
• Hardiness zone 9¹
• Hardiness zone 10¹
• Full sun¹
• Semi-shade¹
• Well drained soil¹

Type

• Perennial

Functions

• Flammable²
• Drought-tolerance¹
• Wildlife habitat¹

Dimension	At maturity
Height (m)	0.5-0.7
Diameter (m)	0.5

Footnotes

1. Penstemon grinnellii, Southern woodland Penstemon | Las Pilitas Nursery Native Plant Database ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰ ↩¹¹ ↩¹² ↩¹³

2. Leaf burn times of California native plants, Las Pilitas Nursery, 2005 propane-torch ignition trial, live-leaf ignition time 10 seconds ↩