Cuthbert Grant Hybrid Suffulta/Shrub Rose: Parkland Hardy Red

The Cuthbert Grant shrub rose, a Hybrid Suffulta from 1958 by Marshall (Parkland Series Collection), is a Canadian-bred, extremely cold-hardy shrub with semi-double, deep red flowers. Part of the Parkland series developed for the northern prairies.

Classification and Heritage

Family: Rosaceae (ro-ZAY-see-ee)
Genus: Rosa (RO-zuh)
Cultivar: 'Cuthbert Grant'
Additional names: Parkland Series Collection
Hybridized by: Marshall
Registered/Introduced: 1958

Parkland roses are bred to survive -40°F winters.

Growth Habit and Blooms

Rounded shrub 3–4 feet. Flowers 2.5–3 inches, deep red, semi-double, in clusters. Light fragrance. Repeat bloom.

Cultivation Tips

• Sunlight: Full sun.
• Soil: Adaptable, well-drained.
• Watering: Moderate.
• Pruning: Spring shaping.
• Hardiness: USDA zones 2–7 (exceptionally hardy).

Landscape Uses

Cold climate gardens, mass plantings, low-maintenance landscapes. Survivor in extreme cold.