Hydrangea macrophylla Générale Vicomtesse de Vibraye
Hydrangea macrophylla
‘Générale Vicomtesse
de Vibraye’
November 28, 2018
Hydrangea macrophylla Glowing Embers
Hydrangea macrophylla
‘Glowing Embers’
November 28, 2018

Hydrangea macrophylla 'Gertrud Glahn'


Hydrangea macrophylla ‘Gertrud Glahn’ is a medium-sized shrub with large flowerheads. Flower colour can be pink or light blue depending on soil conditions. The flowering period is June to August.

Inflorescence: Mophead, 140mm across, bright pink or light blue.

synonym: H. m. ‘Gertrude Glahn’ (incorrect spelling)

Bred by Freidrich Matthes, Germany, in 1923.

Zones: 5 to 9

Size: Medium (to 1.5m).

Color in neutral soil:

Color in acidic soil with AI present:
Light blue

Ray florets: 3, 4, or 5 sepals, rounded or with slight serrations, overlapping, 45mm diam.

Leaves: Typical H. macrophylla leaf, rich green, heavily serrated, 110mm l x 75mm w.