Scotch Broom
Cytisus x dallimorei

Family: Papilionaceae (pa-pil-ee-uh-NAY-see-ee) (Info)
Genus: Cytisus (SIT-is-us) (Info)
Species: x dallimorei

Category:

Shrubs

Height:

36-48 in. (90-120 cm)

4-6 ft. (1.2-1.8 m)

Spacing:

36-48 in. (90-120 cm)

4-6 ft. (1.2-1.8 m)

Hardiness:

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

All parts of plant are poisonous if ingested

Handling plant may cause skin irritation or allergic reaction

Bloom Color:

Red

Scarlet (Dark Red)

Bloom Time:

Late Spring/Early Summer

Foliage:

Deciduous

Other details:

May be a noxious weed or invasive

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

Patent Information:

Non-patented

Propagation Methods:

From softwood cuttings

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Direct sow as soon as the ground can be worked

From seed; sow indoors before last frost

From seed; direct sow after last frost

Seed Collecting:

Properly cleaned, seed can be successfully stored

Regional

This plant has been said to grow in the following regions:

Lexington, Kentucky

Feasterville Trevose, Pennsylvania

Knoxville, Tennessee

Gardeners' Notes:

No details have been posted.