Forsythia, Bronx Forsythia, Greenstem Forsythia, Korean Forsythia 'Bronxensis'

Forsythiaviridissima

Family
Oleaceae (oh-lee-AY-see-ee)
Genus
Forsythia (for-SITH-ee-a)
Species
viridissima (vir-id-ISS-ih-muh)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Deciduous
Height
6-12 in. (15-30 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
Danger
N/A
Bloom Color
Bright Yellow
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Alpines and Rock Gardens
Groundcovers
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information
Non-patented
Propagation Methods
From hardwood cuttings
By simple layering
By serpentine layering
By stooling or mound layering
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Aurora, Illinois

Chicago, Illinois

Grandville, Michigan

Santa Fe, New Mexico

Wilkes Barre, Pennsylvania

Collierville, Tennessee

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Gardener's Notes:

2
positives
0
neutral
1
negative
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J
Collierville, TN | September 2021 | positive

It's growing well in my zone 7b garden. Love its compact size.

R
Downingtown, PA | July 2015 | negative

This low spreading shrub is available at many conventional nurseries in the Midwest and East, and each nursery sells some each year. Its ...Read More

L
Grove City, OH (Zone 6a) | January 2003 | positive

This is a dwarf forsythia, seldom getting above 12" tall. It has a weeping habit, becoming a groundcover if allowed to occupy sufficient...Read More

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