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Friday, October 9, 2026
Blue Center UK

Soil in need of some love? Sow cover crops in your garden and you’ll improve your yields.

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

All this is to say, the garden is a bit of a mess. But there’s a lot to be said for negligence; coming back from a trip, I spotted a sunflower sprouting in the back corner.

This week, though, some necessary firefighting is underway. As I’m expecting a baby, I’ve enlisted a local gardener to tackle invasive plants like a prickly weed and young tree shoots from the neighbour’s tree, while leaving the good stuff. Next, in the open 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 seasonal planting for edible gardens. However, the only things I’m harvesting from my garden right now are a few foraged apples and some hardy herbs.

My garden goals are modest and consistent – and improving the soil is top of the list. For those wondering, the scaffold is for roof repairs, and the fences are yet to be fixed, but the neighbours are on board with replacing them.

Cover crops are like superheroes for soil health. Bare soil invites weeds, which is why unwanted plants pop up. Yet by sowing fast-growing plants, you can control weeds, bring in bees, shelter beneficial insects, and fix nitrogen.

Cover crops aren’t always showy – though some, like lupins ‘Blue Sonet’ and a flowering legume, have lovely blooms – but their purpose is to grow vigorously rather than be admired. After they’ve grown, you can dig them into the soil, chop them for mulch, or let them decompose for earthworms to incorporate. The real magic happens below the surface.

Autumn is perfect for sowing these cold-season plants. My selection includes rye grass, which breaks up heavy earth, Italian ryegrass, a weed-suppressor, and field beans.

It feels rewarding in planting seeds knowing it’s temporary – at least above ground.

BH
By

Beverly Harrell

Dr. Helena Moore is a data scientist and AI strategist with 15 years of experience in transforming businesses through analytics.

Blue Center UK

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