Botanical profile

Romaine Lettuce

Latin name
Lactuca sativa var. longifolia
Type
Leafy annual (romaine lettuce)
Family
Asteraceae

A classic and essential variety , known for its long, crisp, thick, bright green leaves. It forms an upright, dense head, perfect for Caesar salads or lettuce wraps. Its firm texture and heat resistance make it a favorite choice for both amateur and professional gardeners. Highly productive and easy to grow , it adapts well to growing in the ground, in raised beds or even in large containers.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Grown as an annual (zone 10+ as a perennial)
Exposure
Full sun to partial shade
Watering
Regular — maintain good humidity, without soaking
Vegetable garden and yield

Companion planting, spacing and harvest

Companion plants
Onions, beets, radishes
Plants to avoid
Parsley and celery
Spacing
30 cm between plants, 35 to 40 cm between rows
Harvest period
June to September

The availability of our plants varies depending on arrivals, seasons, nursery production and supplier availability. Some varieties may be offered for a limited time only, depending on their natural cycle or current stock. These plant profiles are designed to guide and inspire you when choosing plants for the garden, landscaping projects, containers or long-lasting outdoor arrangements.