Frangula californica subsp. tomentella
A drought-tolerant evergreen shrub or small tree native to California chaparral woodlands, with gray to reddish bark, bluish-gray tomentose leaves, inconspicuous flowers, and reddish-black fruit, thriving in full sun to partial shade on coarse, well-drained soils and limited by summer heat and rainfall.
Common Names
Hoary Coffeeberry, California Buckthorn, Chaparral Coffeeberry, Coffeeberry, Serpentine Coffeeberry
Summary
Hoary coffeeberry is an evergreen shrub or small tree native to California’s chaparral and woodlands, with bluish-green, velvety leaves and an open growth habit. It reaches about 6.5–20 ft tall and 7–16 ft wide, bears small cream-colored flowers from January through April, and produces red to black drupes that attract birds.
In cultivation it prefers full sun to partial shade and well-drained soils, is drought-tolerant once established, and is used as an ornamental shrub, an informal hedge or screen, and for erosion control, while attracting bees and birds.
Lifecycle
Perennial
Height
6-20 feet
Spread
6-13 feet
Hardiness Zones
Zones 7-9
Sunlight Requirements
Ideally full sun; tolerates partial sun to partial shade.
Soil Type
Well-drained, dry, sandy or rocky soil
Soil Drainage
Well-drained soil
Bloom Color
Cream, Yellow
Bloom Time
Winter and Spring
Foliage Color
Blue-grey
Fall Foliage Color
No fall color; evergreen.
Leaf Lifecycle
Evergreen broadleaf
Growth Rate
Moderate
Seasons of Interest
Winter, Spring, Summer
Propagation Methods
Seeds, Cuttings, Layering
Attracts Wildlife
Bees: Yes, Butterflies: Yes, Other pollinators: Yes, Birds: Yes
Taxonomy
- Taxonomic Rank
- Subspecies
- Author
- (Benth.) Kartesz & Gandhi
- Publication
- Phytologia 76: 449 (1994)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Rosales
- Family
- Rhamnaceae
- Genus
- Frangula
- Species
- Frangula californica
Synonyms
Frangula californica var. tomentella Frangula tomentella Rhamnus purshiana var. tomentella Rhamnus californica subsp. tomentella Rhamnus californica var. tomentella Rhamnus tomentella