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Want to give your soil some TLC? Plant cover crops in your garden and you’ll improve your yields.

Just the other day, I discovered a half-empty bottle of an energy drink placed in the euphorbia trough by one of the scaffolders. An architect friend commented, “Are you sure that’s Lucozade?” giving me a new perspective.

All this is to say, the garden is a bit of a mess. Sometimes neglect has its perks; after returning from holiday, I spotted a sunflower growing in the back corner.

This week, though, some urgent tidying is underway. Being six months pregnant, I’ve hired a local gardener to remove invasive plants like a prickly weed and robinia saplings from the neighbour’s tree, while leaving the good stuff. Next, in the newly cleared patches, I’ll be sowing green manure.

Cover crops act like heroes when it comes to improving soil health.

A fellow garden writer has previously discussed green manure, as they play a key role in crop rotation for vegetable plots. However, the only things I’m picking from my garden right now are a few foraged apples and some woody herbs.

My garden goals are simple and steady – and enhancing soil health is top of the list. For those wondering, the scaffold is for roof repairs, and the garden boundaries are yet to be fixed, but the neighbours agree with replacing them.

Cover crops work wonders for soil health. Soil likes to be covered, which is why unwanted plants pop up. But by sowing vigorous crops, you can suppress weeds, attract pollinators, shelter beneficial insects, and fix nitrogen.

Cover crops aren’t always showy – though some, like certain lupin varieties and a flowering legume, have lovely blooms – but their role is to thrive rather than be admired. After they’ve grown, you can turn them under, chop them for mulch, or let them decompose for earthworms to pull down. The real magic happens below the surface.

Now is the ideal time for sowing these cold-season plants. My selection includes forage rye, great for clay soil, a nitrogen-lifter, a weed-suppressor, and beans that aerate soil.

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

About the author

Christine Guerra

Urban strategist and smart city enthusiast, exploring the intersection of technology and urban development.

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