Common Caragana vs Limelight Hydrangea - TreeTime.ca

Common Caragana vs Limelight Hydrangea

Hydrangea paniculata Limelight

Caragana arborescens

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Limelight Hydrangea
Common Caragana

Limelight Hydrangea is a flowering shrub that is known for its green flowers. As they mature, the flower colour changes from a pale green to a creamy white, followed by shades of pink and red. Hydrangea flowers persist longer compared to other flowering shrubs, blooming from late July into fall. They are a popular choice for flower arrangements.

The Limelight Hydrangea can be grown as a stand alone shrub, as a hedge, or incorporated into a flower garden. Blooms occur on new wood, so regular pruning is encouraged in late winter. This is an award winner from the Proven Winners® collection.

Common Caragana is a fast growing shrub that's known for its exceptional hardiness and drought tolerance. Although it's most commonly planted in shelterbelts, Common Caragana is also an excellent hedge or feature shrub.

Note: in warmer areas, this species can be difficult to contain once planted. Use the right plant in the right place.

Limelight Hydrangea Quick Facts

Common Caragana Quick Facts

Zone: 3a
Zone: 1b
Height: 2.1 m (7 ft)
Height: 4 m (13 ft)
Spread: 2.1 m (7 ft)
Spread: 1.5 m (5 ft)
Moisture: any
Moisture: dry, normal
Light: partial shade, full sun
Light: partial shade, full sun
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no
Flowers: greenish white
Flowers: yellow, in spring
Growth rate: medium
Growth rate: medium
Life span: medium
Life span: medium
Maintenance: medium
Suckering: none
Suckering: none


In row spacing: 0.3 m (1.0 ft)
Between row spacing: 5 m (16 ft)

Toxicity: toxic to dogs, cats, and horses

Other Names: limelight panicle hydrangea
Other Names: black karagana, caragana, pea tree, siberian pea shrub, yellow acacia