Mirla lettuce is a refined butterhead variety, recognized for its tight heads of pale green leaves, tender and with a rich, buttery taste. Its firm yet delicate texture makes it an excellent choice for fresh summer salads and sandwiches. Thanks to its good heat tolerance and bolt resistance, Mirla is a reliable variety for extended harvests during the warm season.

Where can you grow Mirla lettuce?
Ideal for zones 3 to 9, Mirla lettuce grows well in full sun to partial shade, in fertile, well-drained soil. It is perfect for raised beds, containers, and traditional garden rows.

History and historical uses
Butterhead lettuces like Mirla have long been appreciated in Europe and North America for their mild taste and tender leaves. Selected for its reliability in the garden and its culinary interest, this modern variety continues this tradition with excellent performance and an elegant flavor.

Canadian Zone Information
Zones 8–9: Direct sow from early spring to fall; successive sowings recommended.
Zones 5–7: Direct sow in spring and again in late summer for a fall harvest.
Zones 3–4: Start indoors then transplant after the last frost for an early harvest; second sowing in late summer.

How to Grow and Harvest Mirla Lettuce
Planting: Sow seeds 6 mm (1/4 inch) deep, spacing plants 20 to 25 cm (8 to 10 inches) apart.
Watering: Keep the soil consistently moist; avoid overhead watering to prevent rot.
Harvesting: Harvest entire heads when firm, or pick outer leaves for continuous harvesting.
Care: Mulch to conserve moisture and keep the soil cool in hot weather.

Seed Saving Tips for Future Supply
Plant Selection: Allow the healthiest and most bolt-resistant plants to go to seed.
Seed Harvesting: Collect seed heads when completely dry and brown.
Drying and Storage: Dry seeds completely and store them in airtight containers in a cool, dark place.
Shelf Life: Seeds remain viable for 3 to 5 years.

Certified Organic by
Islands Organics Producers Association (Cert#1962)