SelecTree: Tree Detail

RAY HARTMAN CEANOTHUS
Ceanothus 'Ray Hartman'

Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman' Ceanothus 'Ray Hartman'

Photo Locations: Strybing Arboretum - San Francisco, CA, Rancho Santa Ana Botanic Garden - Claremont, CA and Lotusland - Santa Barbara, CA

General Notes

Utility Friendly Tree Utility friendly tree.

Susceptible to root rot. Plant well out of the reach of sprinklers, and water them by hose through the first dry season only.

Has fragrant Flower.

Native to California.

Family: Rhamnaceae

Tree Characteristics

Oval or Rounded Shape.

Has Evergreen foliage.

Height: 12 - 20 feet.

Width: 15 - 20 feet.

Growth Rate: 24 to 36 Inches per Year.

Longevity Less than 50 years.

Leaves Oval, Medium to Dark Green, No Change, Evergreen.

Flowers Showy. Fragrant Blue. Flowers in Spring.

Black or Purple Capsule, Small (0.25 - 0.50 inches), fruiting in Winter or Summer.

Bark Dark Brown, Smooth.

Shading Capacity Rated as Moderate in Leaf.

Tree Site Conditions & Constraints

Sunset Zones 5 - 9 and 14 - 24.

Exposure Full Sun to Partial Shade.

Dry Soil.

Drought tolerant.

Loam or Sand Texture.

Highly Acidic to Slightly Alkaline Soil pH.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Verticillium. Susceptible to Aphids, Armillaria, Crown Rot, Fusarium, Phytophthora and Root Rot.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Low.

Allergy Health Hazard.

Fire Resistance is Favorable.

Attracts Birds and Bees.

Deer Palatable.

Special Uses & Values

Screen.

Cite this tree:
SelecTree. "Ceanothus 'Ray Hartman' Tree Record." 1995-2018. May 21, 2018.
< https://selectree.calpoly.edu/tree-detail/ceanothus-ray-hartman >

SelecTree Nursery Connection Map
Cal Poly / ESRI