Photos are representative and may not match your specific variety.

Buttercrunch

Lettuce

Lactuca sativa

Overview
Johnny's produces Buttercrunch lettuce using the original stock seed from Cornell University. Forms a small, open but tightly bunched, 6" rosette that is fan-shaped rather than round. Dark green leaves and small compact hearts that blanch to an appetizing yellow color. Crisp and sweet. MT0-30.
Planting
Start indoors 4-6 weeks before last frost or direct sow in early spring. Plant seeds 1/4 inch deep in cool, moist soil.
Growing
Sun: partial. Water: high. Soil pH: 6.2–6.8. Space plants 8" apart. Germination: 7-14.
Pests & diseases
Common pests: Aphids, leafminers, slugs, flea beetles. Common diseases: Downy mildew, bottom rot, tipburn, bolting in heat.