Clematis 'Shirotaka' - Creamy White Clematis Climber

Clematis 'Shirotaka' is a compact, deciduous climber bred by Japanese breeder Hiroshi Hayakawa and introduced to Australia by Alameda Homestead Nursery in 2024. Its elegant creamy-white flowers, approximately 12–15 cm across, have a subtle pale green central bar. It flowers from early spring through autumn and grows to around 1.5–2 m.

Key features

• Creamy-white flowers approximately 12–15 cm across, with a pale green central bar
• Flowers from early spring through autumn
• Compact, deciduous climber growing approximately 1.5–2 m
• Pruning group 2

Growing tips

• Plant in well-drained soil and keep the soil consistently moist
• Keep the roots cool and shaded; the foliage grows in full sun to partial shade

The supplier explains the Japanese name as “Shiro” (white), “ta” (many) and “ka” (flower), reflecting its profusion of blooms.

Pruning group 2

Group 2 clematis flower on both the previous season’s growth and the current season’s growth. In winter, give the plant a light prune back to strong sets of buds. After the first flowering, cut back well to encourage summer flowers.