Why Winter Berries Matter

By January, most of the easy food has gone. Insects are hidden away, seeds have been picked over, and the birds that visit your garden are working much harder for every calorie. This is when berry-bearing shrubs earn their place. A single well-grown hawthorn or holly can hold hundreds of fruits through the coldest weeks, feeding blackbirds, song thrushes, redwings and fieldfares when little else is available.

Berries are only part of the story. These shrubs also shelter overwintering insects in their dense twigs and leaf litter, provide spring blossom for early bees and moths, and give nesting cover in summer. Plant them once, and they keep giving year after year, with very little fuss.

Hawthorn: The Reliable Backbone

Native hawthorn (Crataegus monogyna) is the workhorse of a wildlife garden. Its haws ripen in September and often hang on well into winter, and the shrub's thorny, tightly woven branches make it one of the safest places a small bird can roost. Wrens, dunnocks and sparrows will all tuck themselves into a hawthorn hedge on a frosty night.

Hawthorn suits almost any soil, including heavy clay, and copes with exposed, windy sites. For a hedge, plant bare-root whips about 30cm apart between November and March, in a double row if you have the space. Left unclipped, it will reach 4–6 metres and produce far more blossom and fruit than a tightly trimmed hedge.

If you can, cut hedges on a two or three-year rotation, trimming only one side or one section per year. That way there are always older, flower-bearing stems on the plant while the rest regenerates.

Holly: Evergreen Shelter with a Late Larder

Holly (Ilex aquifolium) is the shrub that keeps its berries longest. The fruits often stay untouched until late winter, when a hard frost softens them and thrushes finally move in. Because the foliage is evergreen and dense, holly also provides the sort of deep, dry cover that birds need in bad weather.

There is one crucial detail: holly is either male or female, and only females carry berries. You need a male within roughly 30–50 metres for pollination, so plant at least one of each if your neighbours do not have holly nearby. Named forms such as 'Golden King' (which, confusingly, is female) and 'Silver Queen' (male) take the guesswork out of it, but ordinary native holly is better for wildlife.

Holly tolerates shade, which makes it useful in that awkward corner under a large tree, though berry crops are heaviest in sun. It grows slowly, so buy plants at least 60cm tall if you want berries in the near future. Berries are toxic to humans and pets, so site it thoughtfully if you have small children.

Rowan: A Small Tree with Big Autumn Value

Rowan, or mountain ash (Sorbus aucuparia), is the compact option. It will reach 8–10 metres in time but can be kept smaller, and it fits comfortably into a front garden or a corner of a lawn. The scarlet berries ripen in late summer and are stripped fast by hungry migrants in autumn, so they tend to be a September and October feast rather than a January one.

That early crop is still valuable. Rowan berries give arriving redwings and fieldfares a quick refuelling stop, and the tree's spring flowers are a magnet for bees and hoverflies. Its leaves also feed the caterpillars of several moths, which in turn become food for chicks.

Rowan is unfussy about soil and happy in exposed spots, making it a good choice for windy, open gardens where softer trees struggle.

Planting, Pruning and Aftercare

• Plant bare-root between November and March, when the ground is workable and not frozen. It is far cheaper than pot-grown stock and establishes better.
• Dig a hole roughly twice the width of the roots and no deeper than the soil mark on the stem. Fork the base to loosen it, then firm the plant in well.
• Water through the first two summers. After that, these three shrubs should look after themselves.
• Mulch with well-rotted compost or bark in spring, keeping it clear of the trunk.
• Avoid pruning in autumn if you can. You will be cutting off the very berries you planted for. If shaping is needed, do it in late winter after the fruit has gone.
• Skip pesticides. Spraying for aphids removes the insects that blue tits and sparrows rely on in spring.

Grouping plants in threes or fives helps too. A block of shrubs offers better shelter than a scattering of singles, and birds will use it as a base from which to work the rest of the garden.

Beyond the Big Three

If you have room for more, guelder rose (Viburnum opulus) carries translucent red berries that last well, and blackthorn sloes are taken by thrushes in autumn. Ivy left to flower and fruit on a wall or fence is one of the best late-winter foods going, ripening just as everything else runs out.

Whichever you choose, aim for variety in ripening times. A garden with rowan in autumn, hawthorn through December and holly holding out until March will keep birds visiting all winter, and give you something lovely to watch from the kitchen window.