Community › Community › Garden Problems › Disease › Powdery mould on onion leaves? › It is one of the downsides of
27th June 2014 at 7:49 pm
#25442
devonstew
Participant
It is one of the downsides of over wintered onions that they can pass on the mildew to maincrop and other alliums. Shame because they fill quite a long gap in onion production
