Hydrangea serrata ‘Beni-gaku’ is a delightful small shrub also suitable for growing in pots.
Inflorescence: Lacecap, 140mm across. Fertile flowers are lilac, while the ray florets turn from white to red in sunlight.
Zones: 6 to 9
Size: Medium (to 1.25m).
Color in neutral soil:
Lilac with white sepals
Color in acidic soil with AI present:
Lilac with white sepals (no change)
Ray florets: 3 or 4 sepals, highly serrated, overlapping, 35mm diam.
Leaves: Narrowly ovate, pointed, mid-green leaves. Size: 120mm l x 60mm w.