White Rose
Rosa hybrida
A woody perennial shrub featuring compound leaves with serrated leaflets, thorny stems, and a prominent double white flower with numerous central stamens.
- Light
- Full sun, requiring 6 to 8 hours of direct sunlight per day.
- Water
- Water deeply once a week, allowing the top couple of inches of soil to dry out between waterings. Increase frequency during hot, dry spells.
- Growth
- Perennial deciduous shrub, upright and branching habit, reaching heights of 3 to 5 feet with a similar spread, with a moderate growth rate.
Care instructions
Provide full sun with at least six hours of direct light daily. Water consistently at the base to keep soil moderately moist without waterlogging. Apply a balanced fertilizer in early spring and throughout the growing season to promote robust flowering.
Growing details
Sunlight
Full sun, requiring 6 to 8 hours of direct sunlight per day.
Watering
Water deeply once a week, allowing the top couple of inches of soil to dry out between waterings. Increase frequency during hot, dry spells.
Soil
Rich, loamy, well-draining soil with an optimal pH range between 6.0 and 6.5.
Hardiness zone
USDA Hardiness Zones 5 through 9
Growth habit
Perennial deciduous shrub, upright and branching habit, reaching heights of 3 to 5 feet with a similar spread, with a moderate growth rate.
Bloom season
Blooms from late spring through autumn, producing fragrant white multi-petaled flowers.
Propagation
Propagated primarily through stem cuttings taken in spring or summer, or by grafting onto established rootstocks.
Common pests & issues
Susceptible to fungal issues such as powdery mildew and black spot, as well as pests like aphids and spider mites. Prevent through good air circulation and treat with appropriate horticultural sprays.
Similar species
Camellias and Gardenias, which can be distinguished by their smoother, thornless stems and different leaf textures.