Hydrangea macrophylla ‘Gartenbaudirektor Kühnert’

synonyms: H. m. ‘Garden Baudirector Kühnert’ (misspelled).

Bred by F. Matthes, Germany, in 1926.

Hydrangea macrophylla 'Gartenbaudirektor Kühnert'

Hydrangea macrophylla ‘Gartenbaudirektor Kühnert’ is a medium-sized shrub giving excellent blue flowerheads in acidic soil but dity purplish flowers in alkaline soils. Prefers some some shade as flowers may scorch in hot sun.

Inflorescence: Mophead, 160mm across, with flattened corymbs. Good for cutting and drying.

Colour in neutral soil:                        Pink/Purple
Colour in acidic soil with Al present:  Blue

Hydrangea macrophylla 'Gartenbaudirektor Kühnert' floretRay florets: 4 sepals, rounded, entire, overlapping, 40mm diam.

Zones: 6 to 9

Size: Medium (to 1.5m).

Hydrangea macrophylla 'Harlequin' leaf

Leaves: Simple, opposite and deciduous. Mid-green. Broadly ovate to broadly elliptic.  Margin: serrate.  Apex: apiculate.  Base: attenuate.  Venation pattern: pinnate.  Texture of adaxial and abaxial surfaces: smooth, glabrous, quite glossy. 110mm l x 80m