Hydrangea macrophylla ‘Hörnli’ is a very compact shrub, rarely exceeding 1m. in height.
Inflorescence: Mophead, 140mm diam. A dwarf shrub with packed flowerheads.
Bred by the Federal Research Institute, Wädensvil, Switzerland, in 1952.
Zones: 6 to 9
Size: Small (to 1m).
Color in neutral soil:
Color in acidic soil with AI present:
Ray florets: Four relatively long sepals, entire, not 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. Mid-green with lighter green petiole. 150mm l x 110mm w.