Notes
Salsify. 3-row. Niche winter root.
Cultivars / Root crops
Sandwich Island
Salsify · Tragopogon porrifolius
DTM
120 d
124 d occupancy · hardy
Rows
5
1½ in in-row
Density
40
plants / bed-ft
Yield
4
bunches / bed-ft
Direct $/ft
$10.80
$3.00 / bunch
Propagation
- Method
- Direct seed
- Cell size
- —
- Nursery lead
- direct only
- Germination
- 4 d
- Germ temp
- 45°F – 85°F (opt 70°F)
- Seed spacing
- 1 in
Field geometry · 30 in
- Bed width
- 30 in
- Rows / bed
- 5
- In-row
- 1½ in
- Seed spacing
- 1 in
- Plants / linear ft
- 40
- Plants / 50 ft
- 2000
Timeline
- DTM from field
- 120 d
- Holding
- 4 d
- Occupancy
- 124 d
- Multicut
- no
- Fall photoperiod
- ×1.25
- Frost hardiness
- Hardy
Yield & revenue
- Sales unit
- bunch
- Units / bed-ft
- 4
- Avg unit wt
- 0.5 lb
- Target lb / bed-ft
- 1.8 lb
- Cull rate
- 10%
- Wholesale / Direct
- $1.75 / $3.00
Irrigation
- Drip lines / bed
- 2
- Emitter spacing
- 8 in
- Emitter GPH
- 0.42
- Weekly water
- 0.9 in
- GPH / 50 ft
- 63
- Gal / week · 50 ft
- 70.1
Soil extraction
- Fertility demand
- Light
- N / 100 bed-ft
- 0.7 lb
- P / 100 bed-ft
- 0.2 lb
- K / 100 bed-ft
- 0.9 lb
- N-P-K / 50 ft
- 0.4 / 0.1 / 0.5 lb
- Family
- Brassicaceae
On this farm · 50 ft block
- Season window
- 2026-03-04 → 2026-11-10
- First greenhouse
- —
- First harvest
- 2026-07-02
- Successions that fit
- 12 · every 7 d
- Bed-ft for 50 lb
- 31 ft
- Seed for 50 ft
- 2353 seeds · 2000 plants
- Wholesale / Direct · 50 ft
- $315.00 / $540.00
Companions
lettuce · carrot
Avoid
—