Seeds per gram: 350
Average germination rate: 90%
Package sizes
- 100 seeds — 90 plants — yields about 90 compact heads
- 500 seeds — 450 plants — yields about 450 compact heads
Plant growth and coverage
- Compact, upright, mini Napa-type heading habit
- Height: 22 cm (8.5 in); Spread: 18 cm (7 in) heads
- Spacing: 20–25 cm (8–10 in) between plants; rows 30–45 cm (12–18 in)
- Matures in about 48 days; cool-weather crop for spring and fall
- Yield: one dense, tender head per plant
Choosing a packet size
- The 100-seed packet suits home gardeners and small beds, providing multiple successions for fresh harvesting over several weeks.
- The 500-seed packet is best for larger gardens, community plots, or market growers planning staggered plantings for continuous, high-volume harvests.