

REMEDY
Good job the weather has been cool, or damage could have been much worse. Had browning become so bad that the roots had begun to smell, then replacement of the bottom compost would be necessary. However, because we have tackled the problem early, just drying out on a paper towel, then replacing into pot, should sort things. It will not remove the yellowing, but new leaves should be fine. New roots will soon grow into the damaged areas.
PREVENTION
Adding more perlite (and even grit) to the compost (25%) might have prevented the problem by allowing better drainage and aeration. Protecting the plants by covering the foliage with clear polythene bags, as outlined last year, is also a great help.
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