Summer Crisp Lettuce seeds - Vegetable Plant

Summer crisp lettuce is a semi-heading type that combines characteristics of loose-leaf and head lettuce, forming open, crisp-textured leaves. It grows well in mild to warm conditions and performs best in full sun to partial shade with well-drained, fertile soil. This variety establishes quickly and allows for flexible harvesting, either as individual leaves or partial heads. Summer crisp lettuce is suitable for garden beds, raised beds, and container planting, making it adaptable for a range of growing environments.

Features

• Semi-heading type with open, crisp leaves
• Combines loose-leaf and head lettuce characteristics
• Suitable for mild to warm growing conditions
• Adaptable to containers, raised beds, and open ground
• Allows flexible harvesting of leaves or partial heads

Specifications

• Scientific name: Lactuca sativa
• Common name (US): Lettuce
• Seed type / variety: Summer crisp
• Growth habit: Semi-heading, upright rosette plant
• USDA zones: 3–9 (grown as annual)
• Planting season: Spring and fall
• Growing season: Cool to mild warm season
• Sowing Season: January to March, September to November
• Germination time and conditions: 5–10 days at 15–20°C
• Sunlight requirements: Full sun to partial shade
• Soil requirements: Well-drained, fertile soil rich in organic matter
• Watering needs: Moderate, consistent moisture
• Mature plant size: 20–30 cm height, 25–35 cm spread
• Plant spacing: 20–30 cm between plants