Notes
5-line Jang on 30-inch. Bolts after 14-h days. Space/Gazelle for spring, Flamingo for fall.
Cultivars / Leafy greens
Regiment
Spinach · Spinacia oleracea
DTM
37 d
58 d occupancy · extreme
Rows
5
2 in in-row
Density
30
plants / bed-ft
Yield
1.2
lb / bed-ft
Direct $/ft
$10.80
$10.00 / lb
Propagation
- Method
- Direct seed
- Cell size
- —
- Nursery lead
- direct only
- Germination
- 7 d
- Germ temp
- 35°F – 68°F (opt 55°F)
- Seed spacing
- 1½ in
Field geometry · 30 in
- Bed width
- 30 in
- Rows / bed
- 5
- In-row
- 2 in
- Seed spacing
- 1½ in
- Plants / linear ft
- 30
- Plants / 50 ft
- 1500
Timeline
- DTM from field
- 37 d
- Holding
- 7 d
- Occupancy
- 58 d
- Multicut
- yes · 2 cuts · 14 d
- Fall photoperiod
- ×1.35
- Frost hardiness
- Extreme
Yield & revenue
- Sales unit
- lb
- Units / bed-ft
- 1.2
- Avg unit wt
- 1 lb
- Target lb / bed-ft
- 1.2 lb
- Cull rate
- 10%
- Wholesale / Direct
- $6.00 / $10.00
Irrigation
- Drip lines / bed
- 3
- Emitter spacing
- 8 in
- Emitter GPH
- 0.42
- Weekly water
- 1 in
- GPH / 50 ft
- 94.5
- Gal / week · 50 ft
- 77.9
Soil extraction
- Fertility demand
- Moderate
- N / 100 bed-ft
- 1.2 lb
- P / 100 bed-ft
- 0.3 lb
- K / 100 bed-ft
- 1.4 lb
- N-P-K / 50 ft
- 0.6 / 0.2 / 0.7 lb
- Family
- Amaranthaceae
On this farm · 50 ft block
- Season window
- 2026-02-18 → 2026-11-24
- First greenhouse
- —
- First harvest
- 2026-03-27
- Successions that fit
- 6 · every 14 d
- Bed-ft for 50 lb
- 47 ft
- Seed for 50 ft
- 1765 seeds · 1500 plants
- Wholesale / Direct · 50 ft
- $324.00 / $540.00
Companions
strawberry · pea · allium
Avoid
potato