Quercus kelloggii - California black oak

California black oak (Quercus kelloggii) is a deciduous oak native to California’s mountain forests, its acorns leached of bitter tannins before being ground into flour or roasted as a coffee substitute.¹

Inputs

• Hardiness zone 8¹
• Hardiness zone 9¹
• Hardiness zone 10¹
• Hardiness zone 11¹
• Semi-shade¹
• Full sun¹
• Moist soil¹

Outputs

• Human food¹
• Acorn¹
• Medicinal use¹
• Dye¹
• Fuel¹

Type

• Quercus spp. - Oaks
• Tree
• Deciduous

Functions

• Flammable²

Footnotes

1. Quercus kelloggii | Plants for a Future ↩ ↩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 ↩