
Vegetables Β· Temperate
Leek
Amaryllidaceae
At a glance
- Plant spacing
- 15 cm
- USDA zones
- 4aβ9a
- Frost-sensitive
- no
- Growth duration
- 22 weeks
Which beds suit?
- Sun (prefers)
- full sunAlso okay:partial shade
- Soil (prefers)
- loamyAlso okay:raised-bed mixsandy
- Drainage (prefers)
- normalAlso okay:very free-draining
Seed & start
Pre-culture recommended
Start indoors / cold frame first, transplant into the raised bed later.
Stachi's tip
Leek is robust and winter-hardy. Plant it deep β the white shaft develops from soil contact. Top companion to carrot (mutual pest protection). Harvest August into deep winter.
Sowing
Transplanting
Harvest
Good neighbours
Avoid these neighbours
Good pre-cultures
These plants improve the soil / free the slot early:
Sources
- Kreuter, Bio-Garten
- Kosmos Gartenkalender
- LLM-Baseline-Intercrop
- LLM-Baseline-2026-05-09 yieldKg
- LLM-Baseline-2026-05-10 family-zehrer
- LLM-Baseline-2026-05-10 sun-soil-drainage
Articles about this plant
Planting shallots in autumn: the small bulb that earns its keep
Shallots are probably the most overlooked autumn task in the raised bed. Plant now, harvest next July β with barely any effort and no green thumb required.
The September switch: clearing summer crops and planting your autumn bed
September is the month of the big changeover. Tomatoes are winding down, courgettes are getting tired β and the space they leave behind is some of the most valuable growing ground of the whole year.
Planting garlic in September: how to start now for the 2027 harvest
Garlic is one of the few crops where you do the work in autumn and collect the reward in summer. Plant now and you'll have large, aromatic bulbs by next July β or wait until October if you prefer the sweet spot.
Earthing up leeks: the trick for white shafts in your raised bed
Frau Schneider has let her leeks grow untouched since May. By August they're waist-high but green almost all the way down to the soil β like giant spring onions. It's not the wrong variety. She just skipped a step almost nobody tells you about: earthing up.
Harvesting and drying onions: when to pull them β and how to store them for months
My neighbour Frau Schneider pulled her onions too early last year. Instead of drying out, they started to rot. The difference between an onion that keeps until February and one that turns mushy in October comes down to a single sign.
Garlic from the raised bed: how to tell it's truly ready β and how to store it for a year
Garlic has a small harvest window. Pull it too early and it moulds in three weeks. Leave it too long and the bulb splits open. Here is the one sign I watch for β and how to store it so it lasts until next summer.
Related plants
Products mentioned in this post
- Plantura organic tomato seed set (10 varieties)Open-pollinated, good germination β robust for raised beds.
- Organic tomato seed set, 14 varieties
- Organic heirloom tomato seed set (Demeter, 12 varieties)
- Organic vegetable seed set, 10 varietiesCucumber, tomato, beetroot, broccoli, carrot, chard & more.