How much potash?

How much sulphate of potash (potassium sulphate) should be used as a pre-planting base dressing, and/or as a top dressing? As with all fertilisers, too much can damage.  


  • marshmellomarshmello Posts: 683

    I just get a handful and sprinkle around the plants. If I'm honest.

     Never thought about measuring about someone else does.

  • DovefromaboveDovefromabove Central Norfolk UKPosts: 42,809

    Up to 2ozs per square yard.image

    Gardening is cheaper than therapy, and you get tomatoes. 
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