Protea Species, Silver Sugarbush
Protearoupelliae

Synonym:Protea roupelliae subsp. roupelliae

Synonym:Protea incana

Category
Perennials
Shrubs
Trees

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun

Foliage
Evergreen
Provides Winter Interest

Foliage Color
Bronze

Height
20-30 ft. (6-9 m)

Spacing
12-15 ft. (3.6-4.7 m)

Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)

Where to Grow

Danger

Bloom Color
Red
Dark Purple/Black

Bloom Characteristics
Flowers are good for cutting
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time
Late Winter/Early Spring
Mid Spring
Late Spring/Early Summer

Other details

Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information

Propagation Methods
From semi-hardwood cuttings
From seed; stratify if sowing indoors
By simple layering

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds