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Does your garden soil need a boost? Sow green manure in your garden and you’ll enrich your soil.

I recently found a partially finished bottle of an energy drink left behind in the euphorbia trough by one of the scaffolders. A visiting architect joked, “Are you sure that’s Lucozade?” which made me see it differently.

All this is to say, the garden is in disarray. Sometimes neglect has its perks; coming back from a trip, I spotted a sunflower sprouting in the back corner.

Now, however, some urgent tidying is underway. As I’m expecting a baby, I’ve enlisted a professional gardener to tackle troublesome weeds like green alkanet and robinia saplings from the neighbour’s tree, while leaving the good stuff. Next, in the open patches, I’ll be sowing cover crops.

Green manure are superheroes when it comes to improving soil health.

My gardening friend Claire has previously discussed cover crops, as they play a key role in crop rotation for vegetable plots. However, the only things I’m harvesting from my garden right now are a few scrumped apples and some woody herbs.

My ambitions for the garden are simple and steady – and enhancing soil health is my main priority. To update concerned readers, the scaffold is for roof repairs, and the garden boundaries are still wobbly, but the neighbours are on board with the plan.

Cover crops work wonders for soil health. Bare soil invites weeds, which is why unwanted plants pop up. But by sowing vigorous crops, you can suppress weeds, bring in bees, shelter beneficial insects, and enrich the soil with nutrients.

Green manure plants may not look exciting – though some, like lupins ‘Blue Sonet’ and a flowering legume, have lovely blooms – but their role is to grow vigorously rather than look decorative. Once established, you can turn them under, chop them for mulch, or leave them on the surface for earthworms to incorporate. Their work happens underground.

Autumn is perfect for sowing these overwintering crops. My selection includes rye grass, great for clay soil, a nitrogen-lifter, a weed-suppressor, and field beans.

There’s satisfaction in sowing something that won’t stay forever – on the surface, anyway.

The writer

Rebecca Clark

A tech enthusiast and writer passionate about demystifying complex technologies for everyday readers.

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