Sea Kale Seeds - Vegetable Plant

Sea kale is a hardy, herbaceous perennial plant that grows well in temperate coastal and inland regions. It develops a clumping growth habit with broad, bluish-green leaves and prefers well-drained, sandy or loamy soil. The plant thrives in full sun and is tolerant of dry and windy conditions once established. It is suitable for garden beds, coastal gardens, and open landscapes where soil drainage is good and conditions remain relatively cool.

Features

• Perennial plant with clumping growth habit
• Suitable for temperate and coastal environments
• Tolerates dry and windy conditions once established
• Performs best in full sun
• Adapts to sandy and well-drained soils

Specifications

• Scientific Name: Crambe maritima
• Common Name (US): Sea Kale
• Seed Type / Variety: Perennial vegetable seed
• Growth Habit: Clumping, herbaceous perennial
• USDA Zones: 4 to 9
• Planting Season: Spring or fall
• Growing Season: Spring to early summer
• Sowing Season:
  • Temperate regions: March to May or September to October
• Germination Time and Conditions: 2 to 4 weeks; may benefit from cold stratification
• Sunlight Requirements: Full sun
• Soil Requirements: Well-drained sandy or loamy soil
• Watering Needs: Low to moderate, drought-tolerant once established
• Mature Plant Size: 30 to 75 cm height, 60 to 90 cm spread
• Plant Spacing: 60 to 90 cm apart