Greenstem Forsythia

Forsythia viridissima

Native to:
China, Korea

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Oleaceae
Genus:
Forsythia
Species:
Forsythia viridissima
USDA Symbol:
FOVI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
mar,apr
Bloom Colors:
yellow
Landscaping Shrub:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Cecropia moth (Hyalophora cecropia)

Garden & Ecology Notes

Wildlife Value:
birds
Deer Resistant:
Yes
Fall Color:
yellow-green

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to rocky hillsides and open woods

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate best with cold stratification. Fresh seed may germinate without treatment.

The above propagation data sourced from Claude AI