Notes
Single-stem ProCut. Do not pinch. Direct-sow or 2-week 72s. Cut when petals just lift off the disk.
Cultivars / Cut flowers
ProCut Orange
Sunflower · Helianthus annuus
DTM
55 d
60 d occupancy · tender
Rows
2
6 in in-row
Density
4
plants / bed-ft
Yield
4
stems / bed-ft
Direct $/ft
$7.20
$2.00 / stem
Cut flower protocol
Focal · 30 in stem
- Support netting
- None — self-supporting
- Pinch
- Do not pinch
- Harvest stage
- Cracked bud · once
- Stem yield
- 1 / plant · 4 / bed-ft
- Pulse
- Citric-acid hydration · vase 8 d
- DTM on this sheet
- 55 d field-to-cut
Propagation
- Method
- Direct or transplant
- Cell size
- 72s
- Nursery lead
- 14 d
- Germination
- 5 d
- Germ temp
- 60°F – 90°F (opt 75°F)
- Seed spacing
- 1½ in
Field geometry · 30 in
- Bed width
- 30 in
- Rows / bed
- 2
- In-row
- 6 in
- Seed spacing
- 1½ in
- Plants / linear ft
- 4
- Plants / 50 ft
- 200
Timeline
- DTM from field
- 55 d
- Holding
- 5 d
- Occupancy
- 60 d
- Multicut
- no
- Fall photoperiod
- ×1
- Frost hardiness
- Tender
Yield & revenue
- Sales unit
- stem
- Units / bed-ft
- 4
- Avg unit wt
- 0.2 lb
- Target lb / bed-ft
- 0.7 lb
- Cull rate
- 10%
- Wholesale / Direct
- $1.10 / $2.00
Irrigation
- Drip lines / bed
- 2
- Emitter spacing
- 8 in
- Emitter GPH
- 0.42
- Weekly water
- 1.3 in
- GPH / 50 ft
- 63
- Gal / week · 50 ft
- 101.3
Soil extraction
- Fertility demand
- Heavy
- N / 100 bed-ft
- 2 lb
- P / 100 bed-ft
- 0.5 lb
- K / 100 bed-ft
- 2.8 lb
- N-P-K / 50 ft
- 1 / 0.3 / 1.4 lb
- Family
- Asteraceae
On this farm · 50 ft block
- Season window
- 2026-04-15 → 2026-09-15
- First greenhouse
- 2026-04-01
- First harvest
- 2026-06-09
- Successions that fit
- 6 · every 10 d
- Bed-ft for 50 lb
- 78 ft
- Seed for 50 ft
- 236 seeds · 200 plants
- Wholesale / Direct · 50 ft
- $198.00 / $360.00
Companions
basil · dill · alyssum
Avoid
fennel