Perennial Candytuft plant profile
Iberis sempervirens
A perennial flower for full sun.
Last updated .
When to plant
When to plant Perennial Candytuft
Propagate perennial candytuft by seed or stem cuttings; stems also root where they touch the soil (NC State). Plant in full sun (light shade is tolerated but flowering is more profuse in sun) in moist to slightly dry, well-drained soil, and shear it back by a third after flowering.
The calendar shows this cited seasonal window as an approximate band. It does not convert the season into frost-adjusted dates.
Open Perennial Candytuft in my garden calendarShows the source-backed planting season, not frost-adjusted dates.
Growing conditions
- Sun
- Full sun
- Soil pH
- 6 to 8
- Lifecycle
- Perennial
- Spacing
- 36 to 72 in apart
- Hardiness
- Zones 3a to 8bFind my hardiness zone
Common problems
Watch for these
Also watch for: crown rot, leaf spot, snails.
Evidence trail
Evidence behind this profile
Original extension and institutional publications behind the planting, care, and safety facts on this page.
- Iberis sempervirens (Perennial Candytuft)
North Carolina Extension Gardener Plant Toolbox. Supports general reference. Checked 2026-06-18.