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There's little point in adding worms to soil which seems to have none, they'll just go elsewhere - the thing to add is as much organic material as possible, so if you can get hold of things like leaf mould, spent mushroom compost, composted manure, composted materials generally, add those as you turn over or break up the compaction, and the worms will come ...


3

As mentioned in Bamboo's answer, maybe worms would not be useful, but it would probably be worth seeding your added organic material with beneficial mycorrhizae and other microbes. There may also be cover crops that would be useful, certain plants (daikon is sometimes used for this) make a long taproot and can break up clay, and then winterkill (assuming a ...


1

Probably the best way to prevent soil compaction is to ensure that the soil is completely covered at all times. Ideally, you want some sort of layer of vegetative growth at all times, but in the absence of vegetation, some leaf litter or a loose mulch can cover the ground. There are many different ways of achieving vegetation cover. One of my favorites is to ...


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