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Rhododendron leaf spot

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

an outbreak of spots on the leaves. The dark marks are often surrounded by a pinkish-purple ring.Promptly remove and destroy all infected leaves, both on the plant and on the ground. Don't put them on the compost heap. Also improve the growing conditions - add


Clover

By Gardeners' World on 19/10/2011 16:32:49

's established in your garden it will quickly spread, causing particular problems when it appears in the lawn, as it's difficult to remove. A plant with shamrock-like leaves and white flowers, that spreads quickly via runners, and smothers other plants


Creeping buttercup

By Gardeners' World on 19/10/2011 16:57:09

tricky weed to eliminate from the garden, as it's difficult to remove the whole plant from the ground. It's best to get rid of it when it's young, before it's had time to spread. Creeping buttercup is easily recognisable by its glossy yellow flowers


Mind-your-own-business

By Gardeners' World on 19/10/2011 17:40:43

remove plants in April or September, then fork over the area and replace soil, re-sowing or turfing where necessary. In a lawn, bed or border, spot-treat patches of the plant using a total weedkiller, such as glyphosate. For best results, bruise the plant


Self-heal

By Gardeners' World on 19/10/2011 17:45:17

and replace the affected turf in order to deal with it effectively.In lawns, use a weedkiller such as a 2, 4-D-based herbicide to remove self-heal. Apply in cool, moist, calm conditions when there is least risk of accidentally damaging nearby garden plants


Yarrow

By Gardeners' World on 19/10/2011 18:04:07

.Yarrow is fairly resistant to many selective weedkillers, but in lawns, use a weedkiller such as a 2, 4-D-based herbicide to remove the weed. Apply in cool, moist, calm conditions when there is least risk of accidentally damaging nearby garden plants.all over


Capsid bugs

By Gardeners' World on 18/10/2011 14:36:54

flower buds might never open, or do so unevenly.When disturbed, the bugs quickly drop to the ground or fly away, so you'll have to be quick if you want to catch and squish them. Remove their hiding places by keeping the area under plants free of debris


Rose blackspot

By Gardeners' World on 19/10/2011 14:03:04

the season.rosesall year roundMore common problems affecting rosesPreventing rose bloom ballingDealing with rose rustTreating rose powdery mildewRemoving rose leaf rolling sawfly


Rose powdery mildew

By Gardeners' World on 19/10/2011 14:06:08

affect other plantsspring, summerDealing with other problems affecting rosesPreventing rose bloom ballingDealing with rose rustTreating rose blackspotRemoving rose leaf rolling sawfly


How to prune your plants

By Gardeners' World on 20/07/2011 15:07:36

.If the plant has pairs of buds opposite each other, make the cut straight if you want both buds to grow. Alternatively cut at an angle to remove one of the pair where a single stem is required.Cut out any old or dead wood at the base of the plant to encourage


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