 The Guardian | How to grow your own broccoli The Guardian Alkaline soil is better than acid, which increases the risk of clubroot, an infection that leads to stunted growth; for advice on how to measure and modify your soil's pH, go to rhs.org.uk/advice. Aiming for a figure between pH6.5 and 7. Cover young ... |
Saturday, June 21, 2014
How to grow your own broccoli - The Guardian
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