Photos are representative and may not match your specific variety.

Muir

Lettuce

Lactuca sativa

Overview
The slowest to bolt in our summer trials. Technically a Batavian type, the light green extra-wavy leaves form dense heads at a small size and can be harvested as a mini or left to bulk up into large, heavy, full-size heads. The leaves are crisp and have excellent flavor. Suitable for hydroponic systems. Utility Patent granted. MT0-30. Also available with NOP-compliant pelleting.
Planting
Direct seed or start indoors. Can be planted later in spring than most lettuce varieties. Excellent for summer succession planting.
Growing
Sun: partial. Soil pH: 6.2–6.8. Space plants 8" apart. Germination: 7-10.
Pests & diseases
Common pests: Aphids, thrips, leafminers, slugs. Common diseases: Downy mildew, lettuce drop, tip burn.