Annabelle Hydrangea

Hydrangea arborescens

hy-DRAN-juh ar-bor-ESS-enz

Shrubs: Flowering Shrub

Zone
3: -40° to -30°
Min. Temp
Hardy: 28°

Appearance

Summer Foliage
Green
Fall Foliage
Green
Flower Color
White
Blooming Time
Early Summer - Mid Summer
Habit
Upright Rounded
Height
3–4 ft
Spread
4–6 ft
Form
Ball / Globe

Characteristics

Type
Cultivar
Design
Specimen, Thriller
Safety
Toxic to Dogs/Cats
Growth Rate
Fast
Traits
Showy flowers, Long blooming, Seasonal interest, Good texture/form, Showy Foliage
Tolerance/Resistance
Cold Hardy
Attracts
Attracts Honeybees & Pollinators
Uses/Placement
Hedge

Optimal Growing Conditions

Sun Exposure
Full Sun - Part Shade
Soil Texture
Loamy
Soil Drainage
Moderately well-drained
Soil Moisture
Average to Moist
Soil PH
Slightly Acidic: 6.0-6.5
PH Tolerance
Prefers slightly acidic soil
PH Correction
Acidic soil improves flowering and fruiting
Soil Amendment(s)
Organic Matter Recommended
Fertilizer
Heavy Feeder
Fertilizer Formula
Balanced Fertilizer
Fertilizer Timing
Pre-Bloom
Micronutrients
Calcium (Ca)

Care

Care Level
Low
Fall Care
Water deeply until the ground freezes, Mulch for Winter Protection
Spring Care
Cut Back in Spring, Water early, Fertilize lightly, Remove mulch
Pruning Time
Early Spring

Behavior and Propagation

Spreading
Moderate Spreader
Propagation Method
Cuttings
Propagation Licensing
Open propagation permitted
Division Timing
Rarely Needs Division