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Forsythia x intermedia (Border Forsythia) a deciduous shrub forming graceful fountain its upright-arching spreading branches bending the ground. are clad ovate, sharply serrated, medium dark green leaves, to 5 in. long (12 cm), die green with hint burgundy the fall.
Border forsythia a fast-growing, flowering, deciduous perennial shrub the olive family (Oleaceae). Border forsythia an artificial hybrid weeping forsythia ( F. suspensa ) greenstem forsythia ( F. viridissima ), the species epithet, × intermedia , referring the plant's characteristics intermediate .
Show ® Forsythia x intermedia 'Mindor' USPP 19,321. Professional Growing Information . 11 Reviews. 5. 4. 4. 2. 3. 2. 2. 2. 1. 1. Add review. Browse reviews people have grown plant. planted bush early spring soon they out the garden centers. was loaded blooms the size a small.
Forsythia x intermedia, commonly as Border Forsythia Golden Bells, a vibrant, fast-growing deciduous shrub belongs the olive family (Oleaceae). hybrid species a cross Forsythia suspensa Forsythia viridissima, inheriting best both parent plants. its brilliant yellow flowers burst .
Forsythia x intermedia Border Forsythia Oleaceae. Expand. Habitat. hybrid origin (F. suspensa x F. viridissima) zone 5 ; Habit Form. deciduous shrub; 8' 10' tall 10' 12' wide ; upright spreading shrub; rank vigorous grower; possesses upright shoots well arching shoots ;
In late 1930s Dr Karl Sax the Arnold Arboretum Massachusetts experimented inducing polyploidy Forsythia × intermedia 'Spectabilis' the of colchicine toxins; polyploids be vigorous very large flowers, can self-fertile. 'Arnold Giant', tetraploid named 1939, tall upright plant large, thick dark leaves very big flowers .
Forsythia × intermedia, border forsythia, [1] an ornamental deciduous shrub garden origin. Description. shrub an upright habit arching branches grows 3 4 metres high. [2] opposite leaves turn yellowish occasionally purplish the autumn falling. [3]
Noteworthy Characteristics. Forsythia × intermedia, commonly as border forsythia, a deciduous hybrid shrub upright-arching spreading, square-stemmed branches clad ovate lanceolate medium dark green leaves (to 3-5" long to 1" wide) have toothed margins the upper 1/2.Most cultivars mature 6-10' tall spreading as as 12' wide, .