Border Forsythia
Forsythiax intermedia 'Arnold Dwarf'

Family: Oleaceae (oh-lee-AY-see-ee)
Genus: Forsythia (for-SITH-ee-a)
Species: x intermedia (in-ter-MEE-dee-a)
Cultivar: Arnold Dwarf
Additional cultivar information: (aka Arnold's Dwarf)

Category
Groundcovers
Shrubs

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

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Deciduous

Foliage Color

Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing
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)

Where to Grow

Danger

Bloom Color
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Late Winter/Early Spring
Mid Spring

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information

Propagation Methods
From hardwood cuttings
By simple layering

Seed Collecting