Hydrangea arborescens Annabelle
Hydrangea arborescens Annabelle
November 16, 2018
Hydrangea aspera Macrophylla
Hydrangea aspera Macrophylla
November 16, 2018

Hydrangea arborescens ssp. radiata Samantha

Hydrangea arborescens ssp. radiata ‘Samantha’ is an interesting and unique hydrangea due to its foliage. The differentiating feature of the sub-species radiata is the silver-backed broadly ovate leaves. The abaxial side of the leaf is covered with a bright white downy pubescence.

Native to North and South Carolina in the U.S.A.

Inflorescence: The mophead flowers comprise corymbs of fertile and infertile flowers on long pedicels, 250mm across.


Found by Clarence Towe, Georgia, USA.


Zones: 3 to 9

Size: Large (to 3m).



Color in neutral soil:
Pinkish-white

Color in acidic soil with AI present:
Pinkish-white (no change)


 

Ray florets: 4 rounded sepals, entire, pinkish-white. 20mm diam.

Leaves: Simple, opposite and deciduous. Ovate. Margin: serrate. Apex: acuminate. Base: obtuse to cordate. Venation pattern: pinnate. Adaxial surface: mid-green, smooth, glabrous. Abaxial surface: silvery-white, pubescent. 160mm l x 140mm w.

English