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Hydrangea paniculata 'Limelight'

Common Name(s):

Limelight Hydrangea

Limelight Panicle Hydrangea

Synonym:

Zwijnenburg

Panicle hydrangea

Flower:

Green

Blooms :

Jul

to:

Aug

Large panicles that start out cream and turn to green, eventually gaining rose tints

Botanical Description

Fragrant?

NO

Family:

Hydrangeaceae

Med - Lg Shrub (usually >3' and never < 1.5')

Foliage:

Dark Green

Simple oval to ovate with serrate margins

Fall Color?

YES

Leaves turn red

Deciduous

Photo by: 

Heading 6

Dried flower panicles can be left on plants for winter interest

Oregon Native?

NO

West State Native?

NO

Origins:

Native to China and Japan

Site Selection

Minimum USDA Hardiness Zone:

3

Water Needs:

M

Sun Needs:

Full Sun

Deer Resistant?

NO

Firewise?

NO

Height:

6-8'

Spread:

6-8'

Growth Rate:

Fast

Native Habitat:

Cultivar so has no native habitat

Soil:

Organically rich, well drained

Care Recommendations

Maintenance Level:

Medium

Fertilizer:

Apply a balanced slow-release 10-10-10 in early spring

Mulch:

Shredded bark or pine straw

Full sun, well-draining soil, annual late winter pruning

Long Term:

Winter:

Shrubby hydrangeas (H. paniculata, H. quercifoiia) can be heavily pruned since they form large plants of nearly tree dimensions. Cut back all heavy branches, regardless of size before February leaving two buds on each side branch. These buds will form flowers

Spring:

Blooms on current season's growth so prune as needed in late winter to early spring

Summer:

Deep watering 1-2" per week, 2-3" layer of mulch, monitoring for stress

Fall:

Continue watering, leave flower heads intact, rake up fallen leaves, apply a fresh 2-3" layer of mulch

General Care Comments:

Tolerant of air pollution, thrives in urban conditions

Common Problems

Flopping stems, leaf scorch, bud blight

Diseases:

Bud blight, bacterial wilt, leaf spot, rust and mildew

Insects:

Aphids and mite are occasional problems

Environmental Problems:

wind and rain damage, leaf scorch, root rot, mildew

Pests:

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COMGA

Email:

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