Pet Safe
moderate Care
Alcock's spruce
Picea bicolor 'Howell's Dwarf'
Alcock's spruce (Picea bicolor 'Howell's Dwarf') is an evergreen needled shrub, native to the Pacific Northwest. It is a fast-growing dwarf evergreen shrub, which is ideal for rock gardens, or foundation planting. It has a compact pyramidal form shape and its foliage consists of green and blue needles. It grows at a moderate to fast rate and reaches of up to 5’ tall and 2’ wide in 10 years. Alcock's spruce is a reliable asset in garden landscapes since it does not need pruning and can be used to line walkways or line borders. It is also wind and sun tolerant and drought-tolerant once established.
Sunlight
Full Sun
Water Needs
medium
USDA Hardiness Zones
Zone 3Zone 4Zone 5Zone 6Zone 7
Hardiness Map
Green areas show climates worldwide where this plant can grow.
Zone 3Zone 4Zone 5Zone 6Zone 7
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Water Every
7-10 days
Sun Needs
full-sun
Growth
Low
Care Level
Moderate
Season
Fall
Sep Oct Nov
Winter
Dec Jan Feb
Spring
Mar Apr May
Summer
Jun Jul Aug
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pruning Time
How to Propagate
Cutting
Take 4-6" cuttings in spring, root in water or moist soil
Grafting Propagation
Join scion to rootstock, bind securely until healed
Layering Propagation
Bend stem to soil surface, cover lightly, roots form in 4-6 weeks
Air Layering Propagation
Bend stem to soil surface, cover lightly, roots form in 4-6 weeks
Tissue Culture
Propagate via Tissue Culture for best results
Is This Plant Right for You?
Good For:
- •Homes with pets
Consider Carefully:
- •Indoor growing
- •Infrequent watering
Bloom Seasons
Care Tips
Light Requirements
Needs at least 6 hours of direct sunlight daily. Place in the sunniest spot in your garden.
Watering
Keep soil consistently moist but not waterlogged. Water when top inch of soil is dry.