Clematis 'Henryi'

Scientific Name: Clematis × hybrida 'Henryi'​

Common Name: Henryi Clematis

Hardiness Zone: 4-11

Hardiness Degree: Hardy to -30°F (-34°C)​

Blooming Season: Late spring to early summer and late summer to early fall​

Plant Habit: Vigorous, deciduous climber​

Characteristics: Features large, pure white, star-shaped flowers measuring 6-8 inches (15-20 cm) across, with contrasting dark brown anthers; blooms primarily in late spring to early summer, with a second flush in late summer to early fall; ideal for growing over arbors, trellises, pergolas, and other garden structures; attracts pollinators; deer-resistant.

Water: Prefers well-drained, organic, moist soil; avoid waterlogging.​

Fertilize: Apply a balanced, slow-release fertilizer in early spring to support vigorous growth and abundant blooms.​

Spacing: Space plants 3 to 5 feet (0.9 to 1.5 meters) apart to accommodate their spread.​

Height: Grows 8 to 12 feet (2.4 to 3.7 meters) tall.​

Width: Spreads 3 to 5 feet (0.9 to 1.5 meters) wide.​

Exposure: Thrives in full sun to partial shade; full sun promotes optimal flowering.​

Pruning: Belongs to pruning group 2; prune in late winter or early spring before new growth begins by removing dead or weak stems and cutting back some stems after the first flush of flowers to encourage a second bloom.