Fennel
veg
Fennel (standard)
Alleopathic—keep away from many crops.
Ordering identifiers
- SKU
- PLT-10038
- Barcode
- 08100010039
- Supplier / brand
- PlantIt Seed Co. · PlantIt Basics
- Packet size
- ~50 seeds
- Seeds per pack
- 50
- Germination %
- 100%
- Growth habit
- BUSH
- Sow method
- TRANSPLANT
- Plant spacing
- 12 inches
- Row spacing
- 15 inches
- Height / spread
- 12 / 12 in
- Light preference
- full sun
- Hardiness zones
- 3-9
- Temp preference
- warm season
- Germination temp
- 70–85°F
- Days to germinate
- 10 days
- Soil
- Well-drained, fertile soil; amend with compost.
- Days to transplant
- 28
- Days to harvest
- 80 (±16d window)
- Seed vs last frost
- -4 weeks
Garden size
Suited to: garden plot / in-ground · raised bed · container
Other info
- Direct sow: —
- Start indoors: Start indoors about 4 weeks before last frost.
- Transplant: Transplant at 28 days from sowing, after frost risk.
- Thin: —
Companions & antagonists
Plant with: —
Avoid near: Tomato, Bush Beans, Pepper, Cilantro
Water by environment
- Grow tent: Even moisture for bulb swell.
- Greenhouse: Steady water; coolish nights.
- Outdoors: 1 in/week; hill bulbs lightly.
Sample schedule (zone 7a, outdoors)
- Start indoors — Start indoors / under cover (indoors), 4 wk before last spring frost (Apr 4, 2027). Start indoors about 4 weeks before last frost.Mar 7
- Germinate — Expect germination (~10 days after sow)Mar 17
- Transplant — Transplant indoors → outdoors. After last spring frost (Apr 4, 2027 + 1 wk). Transplant at 28 days from sowing, after frost risk.Apr 11
- Harvest — Harvest window opens (~80 days after transplant; ~16 day window) (first fall frost ~Oct 23, 2027)Jun 30