Photos are representative and may not match your specific variety.

Upland Cress

Lettuce

Barbarea verna

Overview
Slow to start but, once established, easy to grow. Long standing and slow bolting. 6-8" rosettes of dark green, glossy, rounded leaves. Similar to watercress but much easier to grow. Sometimes called "creasy greens" in the South.
Planting
Direct sow outdoors 2-4 weeks before last frost (spring) or 8 weeks before first frost (fall), pressing seeds lightly to soil surface; or start indoors 4-6 weeks before transplant time
Growing
Sun: full. Soil: Well-draining loam enriched with organic matter, moderate fertility. Space plants 6" apart. Germination: 7-10 days.
Pests & diseases
Common pests: Cabbage moths, flea beetles, slugs. Common diseases: Downy mildew, damping off (seedlings in waterlogged conditions).