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Hollyhock rust

By Gardeners' World on 19/10/2011 13:37:06

pull them out if they appear in the garden. Every two weeks from early spring onwards spray plants with a systemic action fungicide.hollyhocks, mallowall year roundCommon fungal problems affecting plantsIris leaf spotRose blackspotRose rustTulip fire


Mullein moth

By Gardeners' World on 18/10/2011 15:37:10

, and can be picked off by hand.The moment you spot an infestation, spray them with pyrethrum. If the plants are in flower, spray in the evening, so pollinating insects aren't affected.verbascum, buddleia, figwortsmid-spring to midsummerMore advice


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