Nikko Blue Hydrangea
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Nikko Blue Hydrangea

Nikko Blue Hydrangea

$98.00
$98.00
$98.00
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Hydrangea macrophylla 'Nikko Blue'

 

Nikko Blue Hydrangea commands landscape attention through prolific mophead blooms resembling oversized fluffy blue snowballs at peak flowering. This vigorous cultivar establishes rapidly, achieving approximately two feet annual growth under favorable conditions. Morning sun exposure—ideally 6 hours—paired with acidic soil conditions maximizes chromatic saturation and sustained floral production. Summer bloom initiation for the subsequent season requires thoughtful pruning protocols to preserve next year's flowering potential. Its exceptional longevity as a cut flower and refined blue coloration render it invaluable for both landscape compositions and interior floral arrangements, cementing its status as a perennial favorite among hydrangea devotees seeking reliable performance and commanding seasonal presence..

 

For best blue flowers make sure your soil remains acidic by top dressing you Nikko with  Aluminum Sulfate every February.

Hardiness Map
Mature Height: 5'
Mature Width: 5'
Flower Season: Late spring
Sun: Full Shade
Hardiness Zone: 5 to 9
This plant is suitable for the low temperates below:
Temp (F)
Zone
Temp (C)
-20 to -10
5
-28.9 to -23.3
-10 to 0
6
-23.3 to -17.8
0 to 10
7
-17.8 to -12.2
10 to 20
8
-12.2 to -6.7
20 to 30
9
-6.7 to -1.1

Shade hydrangeas prefer moist soil and regular watering during the growing season. For most, in order to obtain the blue flower color, apply 2 tablespoons of aluminum sulfate near the base of the plant. A rusty nail or coffee grounds will also increase the acidity of the soil which makes the flowers turn blue.