Forsythia x intermedia
'Lynwood Variety'
Lynwood Border Forsythia
Family |
Oleaceae |
Genus |
Forsythia |
Species |
x intermedia |
Cultivar |
'Lynwood Variety' |
Category |
Woody |
Type |
Shrub (deciduous) |
Synonyms |
Forsythia x intermedia 'Lynwood Gold' |
Pronunciation |
USDA Hardiness Zone |
6b - 7a |
Canadian Hardiness Zone |
7b |
RHS Hardiness Zone |
H5 (observed growing welling H7) |
Temperature (°C) |
-15 to -10 |
Temperature (°F) |
5 - 14 |
Height |
2.5-3 m |
Spread |
3.5 m |
General Description |
Vigorous medium-sized deciduous shrub. |
Landscape |
Shrub borders, mass plantings, screening. Used primarily for its showy early spring bloom. |
Cultivation |
Grows in moist but well-drained soil in sun or partial shade. |
Shape |
Simple, occasionally lobed, leaves and short tubular yellow flowers. |
Growth |
Fast |
Pests |
Bullfinches and capsid bugs. Prone to galls. |
Habitat |
Horticultural origin. |
Flower/Leaf Bud Description |
Imbricate, conical and light yellow-brown with a tinge of green. Several buds borne together in the axils and usually loosely scaled. |
Leaf Description |
7.5 - 12.5 cm long, opposite, simple and toothed, usually on the upper half. Medium to dark green above and lighter below. |
Flower Description |
3 - 3.5 cm long, pale to deep yellow colour, scentless and contains a 4-lobed corolla. |
Fruit Description |
Dehiscent, two-celled, brown capsule, .85 cm long, often encapsulating many winged seeds. |
Colour Description |
Leaves are medium to dark green in the summer, changing to green or yellow-green in autumn, sometimes with a tinge of purple. |
Texture Description |
Medium in leaf, coarse in winter. |
Notable Specimens |
The Niagara Parks Botanical Gardens, Niagara Falls, Ontario, Canada. |
Propagation |
Seeds will germinate without a pretreatment but one to two months at 5 C° appears to improve and unify germination. |