Crambe maritima Seeds for Planting - Vegetable Plant

Crambe maritima, commonly known as sea kale, is a hardy perennial vegetable native to European coastal regions. It is grown for its edible blanched shoots, tender stems, and young leaves harvested in early spring. The plant is highly tolerant of salt spray, wind, and sandy soils, making it well suited for coastal gardens and low-maintenance edible landscapes.

Features

• Perennial coastal edible vegetable plant
• Produces blanched spring shoots and tender leaves
• Highly tolerant of salt, wind, and poor sandy soils
• Long-lived perennial once established
• Suitable for edible landscaping and permaculture gardens

Specifications

• Scientific Name: Crambe maritima
• Common Name (US): Sea Kale
• Plant Type: Perennial vegetable
• Seed Type / Variety: Coastal vegetable seeds
• USDA Zones: 4-8
• Planting Season: Spring or autumn
• Growing Season: Cool season perennial growth
• Seed Germination Time: 2–6 weeks (cold stratification recommended)
• Germination Conditions: Cool, moist, well-drained soil
• Sunlight Requirements: Full sun to partial shade
• Soil Requirements: Sandy, well-drained, often alkaline soils
• Watering Needs: Low to moderate; drought tolerant once established
• Mature Plant Size: 30–90 cm height, spreading habit
• Plant Spacing: 60–90 cm between plants