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Primula leaf spot

By Gardeners' World on 19/10/2011 13:57:14

.Promptly pick off and destroy affected leaves. If leaf spot is a persistent problem, try growing your primulas under glass.Spraying with myclobutanil may help give some control, although they're not specifically labelled as a solution for primula leaf spot


How to plant primulas and fritillaries

By Gardeners' World on 20/07/2011 14:49:24

Carol Klein offers advice on getting the best results from moisture-loving plants cowslip and fritillary.springMore advice on growing primulasTreating primula leaf spotHow to rejuvenate primrosesBrowse primula varieties


Rhododendron leaf spot

By Gardeners' World on 19/10/2011 14:01:37

a mulch of well-rotted compost, and regularly feed and water. Keep deadheading.rhododendrons, azaleasspring, summer, autumn, winterCommon fungal problems affecting plantsRose blackspotIris leaf spotPrimula leaf spotBlack spot


Iris leaf spot

By Gardeners' World on 19/10/2011 13:40:21

to an attack. Clear away leaf debris lying on the ground around the plants. Take care not to damage leaves and stems unnecessarily.irisesspring, summer, autumnCommon fungal problems affecting plantsRustRhododendron leaf spotTulip firePrimula leaf spot


Magnesium deficiency

By Gardeners' World on 19/10/2011 13:47:01

leaf spot


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