Notes
Cut at marshmallow. Black Knight stains water — recut underwater. Net once.
Cultivars / Cut flowers
Black Knight
Scabiosa · Scabiosa atropurpurea
DTM
98 d
153 d occupancy · moderate
Rows
3
9 in in-row
Density
4
plants / bed-ft
Yield
8
stems / bed-ft
Direct $/ft
$8.80
$1.25 / stem
Cut flower protocol
Focal · 20 in stem
- Support netting
- 1-layer Hortonova · 6 in mesh · 14 in
- Pinch
- 6 in · leave 3 nodes · +8 d DTM
- Harvest stage
- Marshmallow · every 3 d
- Stem yield
- 8 / plant · 8 / bed-ft
- Pulse
- Citric-acid hydration · vase 8 d
- DTM on this sheet
- 98 d field-to-cut (includes pinch)
Propagation
- Method
- Transplant
- Cell size
- 128s
- Nursery lead
- 28 d
- Germination
- 10 d
- Germ temp
- 60°F – 78°F (opt 70°F)
- Seed spacing
- 2 in
Field geometry · 30 in
- Bed width
- 30 in
- Rows / bed
- 3
- In-row
- 9 in
- Seed spacing
- 2 in
- Plants / linear ft
- 4
- Plants / 50 ft
- 200
Timeline
- DTM from field
- 98 d
- Holding
- 28 d
- Occupancy
- 153 d
- Multicut
- yes · 10 cuts · 3 d
- Fall photoperiod
- ×1
- Frost hardiness
- Moderate
Yield & revenue
- Sales unit
- stem
- Units / bed-ft
- 8
- Avg unit wt
- 0 lb
- Target lb / bed-ft
- 0.3 lb
- Cull rate
- 12%
- Wholesale / Direct
- $0.65 / $1.25
Irrigation
- Drip lines / bed
- 2
- Emitter spacing
- 8 in
- Emitter GPH
- 0.42
- Weekly water
- 1 in
- GPH / 50 ft
- 63
- Gal / week · 50 ft
- 77.9
Soil extraction
- Fertility demand
- Moderate
- N / 100 bed-ft
- 1.4 lb
- P / 100 bed-ft
- 0.35 lb
- K / 100 bed-ft
- 1.9 lb
- N-P-K / 50 ft
- 0.7 / 0.2 / 1 lb
- Family
- Caprifoliaceae
On this farm · 50 ft block
- Season window
- 2026-03-25 → 2026-10-07
- First greenhouse
- 2026-02-25
- First harvest
- 2026-07-01
- Successions that fit
- 2 · every 21 d
- Bed-ft for 50 lb
- 178 ft
- Seed for 50 ft
- 236 seeds · 200 plants
- Wholesale / Direct · 50 ft
- $228.80 / $440.00
Companions
basil · dill · alyssum
Avoid
fennel