Notes
Tuber or cutting. Pinch above 3rd leaf pair. Two Hortonova layers. Cut ½ open. Sear stems 10 s in 180°F water.
Cultivars / Cut flowers
Karma Corona
Dahlia · Dahlia × hortensis
DTM
104 d
172 d occupancy · tender
Rows
2
18 in in-row
Density
1.33
plants / bed-ft
Yield
8
stems / bed-ft
Direct $/ft
$20.40
$3.00 / stem
Cut flower protocol
Focal · 24 in stem
- Support netting
- 2-layer Hortonova · 6 in mesh · 12 in / 24 in
- Pinch
- 8 in · leave 3 nodes · +14 d DTM
- Harvest stage
- ½ open · every 2 d
- Stem yield
- 10 / plant · 8 / bed-ft
- Pulse
- Hot-water sear · vase 5 d
- DTM on this sheet
- 104 d field-to-cut (includes pinch)
Propagation
- Method
- Transplant
- Cell size
- 72s
- Nursery lead
- 21 d
- Germination
- 7 d
- Germ temp
- 60°F – 80°F (opt 70°F)
- Seed spacing
- 2 in
Field geometry · 30 in
- Bed width
- 30 in
- Rows / bed
- 2
- In-row
- 18 in
- Seed spacing
- 2 in
- Plants / linear ft
- 1.33
- Plants / 50 ft
- 67
Timeline
- DTM from field
- 104 d
- Holding
- 35 d
- Occupancy
- 172 d
- Multicut
- yes · 12 cuts · 3 d
- Fall photoperiod
- ×1
- Frost hardiness
- Tender
Yield & revenue
- Sales unit
- stem
- Units / bed-ft
- 8
- Avg unit wt
- 0.1 lb
- Target lb / bed-ft
- 1 lb
- Cull rate
- 15%
- Wholesale / Direct
- $1.75 / $3.00
Irrigation
- Drip lines / bed
- 2
- Emitter spacing
- 8 in
- Emitter GPH
- 0.42
- Weekly water
- 1.2 in
- GPH / 50 ft
- 63
- Gal / week · 50 ft
- 93.5
Soil extraction
- Fertility demand
- Heavy
- N / 100 bed-ft
- 2.2 lb
- P / 100 bed-ft
- 0.55 lb
- K / 100 bed-ft
- 3 lb
- N-P-K / 50 ft
- 1.1 / 0.3 / 1.5 lb
- Family
- Asteraceae
On this farm · 50 ft block
- Season window
- 2026-04-15 → 2026-07-29
- First greenhouse
- 2026-03-25
- First harvest
- 2026-07-28
- Successions that fit
- 1 · every — d
- Bed-ft for 50 lb
- 62 ft
- Seed for 50 ft
- 79 seeds · 67 plants
- Wholesale / Direct · 50 ft
- $595.00 / $1020.00
Companions
basil · dill · alyssum
Avoid
fennel