Return to Iberis sempervirens List

Iberis sempervirens Alexanders White

Scientific Name : Iberis sempervirens
Common Name : Evergreen Candytuft
Hardiness Zone : 3a - 8b
Hardiness Degree : -40°F (-40°C)
Blooming Season : Early Spring, Spring, Late Spring
Plant Habit : Mounded
Characteristics : Attracts Butterflies
Water : Medium
Fertilizer : Every two weeks
Spacing : 8 - 10" (20 - 25cm)
Height : 10 - 12" (25 - 30cm)
Width : 8 - 10" (20 - 25cm)
Exposure : Sun
General Information : Pure white flowers cover the evergreen leaves in Spring.
Idea & Tips : Plant in well-drained soil in full sun or light shade.
Grower Information : Deep green evergreen foliage is covered by dense, pure white flowers in Spring.
Daylength : Iberis will bloom under any daylength.
Propagation Information : Hormone will improve rooting. Avoid saturated media. Pinch to improve habit and to bulk-up rooted cutting.
Cool Treatment
Plant Maturity: Cold treatment beneficial, but not required for flowering. Plants should be bulked under natural short days for a 4-8 week period. Mature, bulked up plants will respond more favorably to cold treatment.
Temperature: 35-41°F
Duration: 6-15 weeks
Benefits: More uniform flowering; increase in number of flowers.
Plant Growth Regulators : Generally not needed.
'Alexander’s White'
  • Propagation Guide

  • Finishing Guide

  • Crop Scheduling

    • Bloom Months:
      March to April

Download Culture Guide

Marketing Information
Download a benchcard