Hydrangea macrophylla ONYX™ FLAMINGO has relatively small pink mophead flowers that contrast well with the almost-black stems.
Inflorescence: Mophead, 130mm across, sepals opening in light pink with a light greenish base and mature to light purple-pink.
Found as a naturally occurring branch mutation of H. 'Verena' in Amstelveen, The Netherlands, in 2006, by Jacobus Wilhelmus Petrus Kolk.
Trade designation: H. m. ONYX™ FLAMINGO.
Zones: 6 to 9
Size: Small (to 1m).
Color in neutral soil:
Color in acidic soil with AI present:
Ray florets: 4 sepals, slightly serrated, overlapping, 40mm diam.
Leaves: Simple, opposite and deciduous. Broadly ovate to broadly elliptic. Margin: serrate. Apex: apiculate. Base: attenuate. Venation pattern: pinnate. Texture of adaxial and abaxial surfaces: smooth, glabrous, moderately glossy. 90mm l x 60mm w.