Notes
Rocambole/hardneck. Classic Northern storage garlic.
Cultivars / Alliums
German Extra Hardy
Garlic · Allium sativum
DTM
240 d
254 d occupancy · extreme
Rows
4
6 in in-row
Density
8
plants / bed-ft
Yield
1.6
lb / bed-ft
Direct $/ft
$14.72
$10.00 / lb
Propagation
- Method
- Direct seed
- Cell size
- —
- Nursery lead
- direct only
- Germination
- 21 d
- Germ temp
- 32°F – 70°F (opt 50°F)
- Seed spacing
- 6 in
Field geometry · 30 in
- Bed width
- 30 in
- Rows / bed
- 4
- In-row
- 6 in
- Seed spacing
- 6 in
- Plants / linear ft
- 8
- Plants / 50 ft
- 400
Timeline
- DTM from field
- 240 d
- Holding
- 14 d
- Occupancy
- 254 d
- Multicut
- no
- Fall photoperiod
- ×1
- Frost hardiness
- Extreme
Yield & revenue
- Sales unit
- lb
- Units / bed-ft
- 1.6
- Avg unit wt
- 1 lb
- Target lb / bed-ft
- 1.6 lb
- Cull rate
- 8%
- Wholesale / Direct
- $6.00 / $10.00
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
- Moderate
- N / 100 bed-ft
- 1.2 lb
- P / 100 bed-ft
- 0.4 lb
- K / 100 bed-ft
- 1.6 lb
- N-P-K / 50 ft
- 0.6 / 0.2 / 0.8 lb
- Family
- Amaryllidaceae
On this farm · 50 ft block
- Season window
- 2026-02-18 → 2026-11-24
- First greenhouse
- —
- First harvest
- 2026-10-16
- Successions that fit
- 1 · every — d
- Bed-ft for 50 lb
- 34 ft
- Seed for 50 ft
- 471 seeds · 400 plants
- Wholesale / Direct · 50 ft
- $441.60 / $736.00
Companions
beet · lettuce · kale
Avoid
pea · bean