Ginger

A genuine but niche UK project: ginger needs sustained warmth above 15°C for its whole eight to ten month growing season, so it only works in a heated greenhouse, conservatory, or a committed sunny windowsill, never outdoors. Plant a fresh rhizome piece in spring and dig your own knobbly, intensely flavoured ginger by late autumn.

Written by Yemi · Last reviewed August 2026

Waiting this month
First sprouts in 4–8 weeks to first shoots at 25–28°C: cooler spots are much slower and less reliable

Difficulty

Ginger

Out of season right now. The next sowing window opens in March.

Growing Calendar

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sow
Transplant
Bare-root / Sets
Harvest

This month: Oct

Plan ahead for this crop

  • •Check growing conditions
  • •Prepare for next stage

Sowing Guide

What you'd find on the seed packet

Sow Depth

2–3cm, growth bud facing upwards

Spacing

One rhizome piece per 20–25cm pot

Germination

4–8weeks to first shoots at 25–28°C: cooler spots are much slower and less reliable

Thinning

Not applicable: grown as a single rhizome per pot

Grower's Note

Choose a plump, unwrinkled rhizome piece with at least one visible growth bud ('eye'), ideally from a specialist supplier rather than a supermarket root, which may be treated to prevent sprouting. Soaking overnight before planting can help.

Recommended Varieties

Named UK-supplier varieties are rare: most home growers use an untreated culinary rhizome sourced from an ethnic grocer or specialist online supplier rather than a named cultivar.

Growing Stages

Approximate weeks from sowing to harvest

Sprouting

4wks

Establishing

24wks

Maturing

8wks

Total~36 weeksfrom seed to harvest

This week for your ginger

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Water

Daily

Sunlight

3–6 hours sun

Watch Out For

Needs sustained warmth above 15°C all year round: this is a heated-space-only crop in the UK, unlike anything grown outdoors or in an unheated greenhouse

Waterlogged compost rots the rhizome fast: use a free-draining mix and a pot with generous drainage holes rather than keeping it permanently wet

Shoots are slow to appear and easy to mistake for a failed rhizome: growth can take several weeks even in warmth, so resist digging it up to check

What You'll Need

Equipment for growing ginger

Modular Seed Tray

96-cell for precision sowing

Fine Rose Watering Can

Gentle shower for seedlings

Bamboo Canes

Pack of 20 × 120cm

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Common Questions

About growing Ginger in the UK

Can I grow ginger outdoors in the UK?

No. Ginger needs sustained temperatures above 15°C for its entire eight to ten month growing season, so UK gardeners can only grow it under glass: a heated greenhouse, conservatory, or a warm, bright windowsill indoors.

How much ginger will I actually get?

Modest amounts. Expect roughly 200–400g of fresh rhizome from a single piece planted in spring, harvested the following autumn. It's a rewarding project rather than a way to stock the kitchen.

Can I use a supermarket root to start ginger?

You can try, but supermarket ginger is sometimes treated to stop it sprouting, so success is inconsistent. A fresh, plump piece with visible growth buds from an ethnic grocer or specialist supplier gives more reliable results.

When is ginger ready to harvest?

From late November, once the foliage begins to yellow and die back, roughly eight to ten months after planting. Lift the whole clump carefully and cure the harvested rhizome in a warm, airy spot for a few days before storing.

Written from real growing experience, organic methods only. Our story · Our approach

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