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Clematis wilt is caused by a fungus that enters the plant through a wound made by an insect or an abrasion, such as rubbing from a plant tie. It's spread by water splash, and blocks the uptake of water in the stems, causing instant collapse. Infected foliage must be disposed of i...

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

and even dieback. Prune out affected parts of the plant and destroy. Healthy plants are less prone to attack, so make sure you water regularly and mulch around them to conserve moisture in the soil. Space out your plants to avoid over-crowding and thin out

Sometimes shoots appear on previously plain-leaved plants with attractive variegations, and these can then be propagated by nurserymen to make a new plant. But the new variegated plant might try to revert to all-green foliage because the mutation isn't stable. If left, this all-g...

This fungal problem results in rounded spots on the leaves. Although it's unsightly, leaf spot is only a significant problem on poorly growing or unhealthy plants, which might end up dropping a substantial number of leaves.A fungal attack causes an outbreak of spots on the leaves...

fallen leaves. When pruning, cut out any stems with blackspot on. In late-winter, spread a thick layer of mulch around the base of the affected plant to prevent rain splashing soil-borne spores on to new spring growth. Grow rose varieties

that are often found when plants are grown near or against a wall.Leaves and buds on roses, possibly even stems and thorns, are covered by a dusting of white powder.Prune out and bin (don't compost) infected leaves or stems. When buying roses, choose varieties

causing the leaves to drop, is followed by black pustules on the leaves in late summer. By autumn it's almost inevitable that the leaves will drop off.Promptly prune out any infected stems and destroy them, along with any infected leaves. Grow roses

Coaxing roses to produce a spectacular floral display is easy, if you follow a few simple rules. Learn more about deadheading, pruning, feeding and staking your roses, below.With a bit of care and attention, you can encourage your roses to flower

-flowering clematis. Given their willingness to grow in sun or shade and to scramble up any kind of support, there's no garden that can't accommodate at least one or two.Clematis produce their display on the current season's growth. That's why it's common to see