Hydrangea macrophylla ‘Red Sensation’ USPP18,197
synonym: H. m. ‘Red Sensation’ Next Generation series™ (Ball Ornamentals). A naturally occurring branch mutation of H. m. ‘Early Sensation’.
Bred by Gert van Buren, Hillegom, The Netherlands, in 2001.
Patented 2006 by Witteman & Co., The Netherlands.
Hydrangea macrophylla ‘Red Sensation’ can be grown in the ground or in pots. Remains compact with minimal pruning. Well branched and bushy, it sets masses of flowers on a slender rounded and neat compact shrub. The blooms are relatively large, tightly packed with ray florets and long-lasting. After the first wave of flowers fade, deadheading will promote a second wave of flowers.
Inflorescence: Large rosy-red mophead flowers, 180mm across. Blooms open as an attractive shade of lime green, turn to rosy-red then fade to purple late in the season.
Colour in neutral soil: Rosy-red.
Colour in acidic soil with Al present: Purple.
Ray florets: 4 sepals, rounded, entire or with slight serrations, overlapping, 45mm diam. Often with an open ‘eye’.
Zones: 6 to 9
Size: Small (to 1m).
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. 150mm l x 90mm w.