Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

This Beautiful hybrid lilac grows to only about 3-5 ft high but about 8-12 ft wide. 'Joyce Coulter' has dark green foliage and medium blue flowers which bloom all the way from March to May. This variety will tolerate pruning and a wide range of garden conditions. It is fast-growing and is a beautiful choice for large slopes, or above a retaining wall, or anywhere you want a low-water yet lush flowering plant. Due to the width of this plant you can cover large areas with just a few plants. It grows well in hot areas and is drought tolerant.


It is a natural hybrid of Ceanothus papillosus var. roweanus x Ceanothus impressus (possibly) and was introduced by the saratoga Horticultural Foundation in 1956. Tolerates almost any soil type. Prefers sun in coastal sites, and sun or part shade in inland sites. Selected by John E. Coulter in san Carlos, CA in 1956; introduced by saratoga Horticultural Foundation in 1962. possible hybrid of C. papillosus x C. thyrsiflorus var. griseus.

Plant type

Shrub

Size

2 - 3 ft Tall
10 - 12 ft Wide

Form

Prostrate

Growth rate

Fast

Dormancy

Evergreen

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Color

Blue

Flowering season

Spring

Special uses

Groundcover

Sun

Full Sun, Partial Shade

Water

Low, Moderate

Cold tolerance

32

Soil drainage

Fast, Medium, Slow

Soil description

Tolerates a wide variety of soils.

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