How to Store Brussels Sprouts: On the Stalk, in the Fridge & Frozen

Brussels sprouts are unusual among winter vegetables: the best place to store them is on the plant. A stem of sprouts standing in the garden in December is a living larder that you can pick from for weeks. Sooner or later, though, you will want to store some indoors — when a hard freeze is forecast, when the plants are finished, or when you pick a whole stalk for Christmas. Picked sprouts lose their sweetness and turn yellow quickly in a warm kitchen, so how you keep them matters. This guide explains how to store Brussels sprouts four ways: in the ground, on the stalk, in the fridge and in the freezer, with blanching times and the mistakes that cost you flavour.

• Best store On the plant, picked as needed from October to February
• On the stalk Whole stem in a cold shed or a bucket of water · about 1–2 weeks
• Fridge Unwashed, in a loose bag in the salad drawer · up to about a week at their best
• Freezer Blanch 3–5 minutes by size, open-freeze · keeps up to 12 months

Why sprouts are best left on the plant

A sprout stays fresh as long as it is attached to a living stem. The plant keeps feeding it water and, as the weather gets colder, turns stored starch into sugar — which is why sprouts picked after a few hard frosts taste sweeter and nuttier. Brussels sprouts are hardy to well below freezing, so in most winters you can simply leave them standing and pick a few from the bottom of each stem every week. Our Brussels sprout growing guide explains when sprouts are ready and how to pick them.

Two things to watch. Pigeons strip brassicas in hard weather, so keep the plants netted all winter — see our guide to garden pests. And do not pick sprouts while they are frozen solid. Wait for them to thaw on the plant later in the day; sprouts picked frozen and thawed in the kitchen go soft. If a long, deep freeze is forecast, pick or cut what you need for the next week or two beforehand.

Storing sprouts on the stalk

The next best thing to the garden is the whole stalk. Cut the stem at ground level with a saw or loppers, remove any yellow leaves, but keep the sprouts on. Then either hang the stalk upside down in a cold shed or garage, or stand it upright in a bucket with a few centimetres of water, like a bunch of flowers. Change the water every few days. Kept cold, a stalk stays fresh for one to two weeks — longer than the same sprouts picked off and loose. This is the traditional way to keep sprouts for Christmas: cut the stalks a few days before and pick the sprouts on the morning you cook them. If you planned for a single big picking and topped your plants in October, as described in the growing guide, all the sprouts will be ready together.

Storing Brussels sprouts in the fridge

Loose sprouts keep best cold and humid, close to 0 °C. In a home fridge, that means the salad drawer. Do not wash them before storing — moisture on the leaves leads to rot. Pull off any loose or yellow outer leaves, put the sprouts in a loose or perforated bag and keep them in the drawer. They are at their best for about a week. After that they slowly turn yellow and develop a stronger, more cabbage-like taste, but they are still fine to cook for a few days more.

Keep sprouts away from apples, pears and bananas. Ripening fruit gives off ethylene gas, which makes green vegetables turn yellow faster. The same rule applies to the cabbages in the shed, as our guide to storing cabbage over winter explains, and to the fruit store described in how to store apples and pears.

How to freeze Brussels sprouts, step by step

Freezing is the way to keep a glut for months. Blanching first is important: it stops the enzymes that cause sprouts to lose colour, flavour and texture in the freezer.

1. Pick firm, tight sprouts Freeze only the best. Loose or 'blown' sprouts are better eaten fresh.
2. Trim and wash Remove outer leaves, trim the base and wash well. Soak in salted water for 15 minutes if you suspect aphids.
3. Sort by size So that each batch blanches evenly.
4. Blanch in boiling water Small sprouts 3 minutes, medium 4 minutes, large 5 minutes, timed from when the water returns to the boil.
5. Cool in iced water For the same time as you blanched them, then drain and dry well on a towel.
6. Open-freeze, then bag Spread on a tray to freeze separately, then pack into labelled bags. Use within 12 months, cooking from frozen.

Fresh or frozen: which method when?

Do not forget the sprout tops. The leafy head of the plant is a tender green, cooked like cabbage. It keeps only a few days in the fridge, so eat it fresh. Sprouts can also be pickled or fermented, like the sauerkraut described in our cabbage storage guide, and they keep well cooked and frozen in soups.

Common mistakes

• Picking everything at once. Unless a hard freeze or pigeons threaten, the plant is a better store than your kitchen.
• Washing before storing. Wet sprouts rot in the fridge. Wash them just before cooking.
• Freezing without blanching. Unblanched sprouts turn grey-green, bitter and mushy within weeks.
• Storing next to fruit. Ethylene from apples and pears makes sprouts yellow fast.
• Picking frozen sprouts. Wait until they thaw on the plant, or they go soft in the kitchen.

Frequently asked questions

How long do Brussels sprouts last after picking?
About a week at their best in the fridge, loose and unwashed in the salad drawer. On a whole stalk kept cold they last one to two weeks. In the ground, a well-grown plant keeps producing for two to three months.

Can you freeze Brussels sprouts without blanching?
You can, but they lose colour, flavour and texture quickly and are best used within a few weeks. Blanching for 3–5 minutes, depending on size, keeps them good for up to a year.

When should I pick sprouts for Christmas?
Pick them as close to the day as you can. If you have to clear the plants earlier, cut whole stalks a few days before and keep them cold in a shed or standing in water, then pick the sprouts on Christmas morning.

Are yellow sprouts safe to eat?
Yes. Yellowing outer leaves are a sign of age, not spoilage. Peel them off and cook the rest. Throw away sprouts that are slimy, mouldy or smell unpleasant.

A few netted rows of sprouts, a stalk in a bucket by the back door and some bags in the freezer will see you from autumn to the end of winter. Plan next year's plants from our Brussels sprouts, organic Brussels sprouts and leafy brassicas collections, see what to sow in November while the beds are quiet, or read more on harvesting and storing your produce. Browse all our vegetable seeds and the rest of our growing guides.