Thanks! This is very helpful.
Its in a raised bed but the bed is relatively new and im cheap so its only half full right now... my soil below is very much clay so that could def be the issue.
The su...
Probably a mixture of the clay retaining water/ not draining and the shallow bed. I used cavity/ cinder blocks to build up the bed, much cheaper than railway sleeper style beds. Originally had to hand till the soil with a pitchfork down a few feet to help break it up, before planting.
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