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. It spreads by sprouting from thick, woody rhizomes, and can grow 1.2m in one season. Winter is the only time of year that offers a reprieve, but for the rest of the year it's a plant that needs tough handling as soon as it appears. This weed is especially

seedlings as they appear, or smother them with a good layer of compost or mulch. Try to remove plants before they flower and seed to slow its spread. Use a total weedkiller, such as glyphosate. Avoid spraying on a windy day and near other desirable plants

in no time. The best organic control is digging the plant out and trimming it to keep it in check if you don't want to remove it altogether. If it spreads onto the lawn it can be controlled by mowing. If you don't want to dig it out, you can spot

strong new shoots from the base. You may need to use long-handled loppers for more leverage if the wood is thick and tough.To rejuvenate old shrubs or coppice shrubs that are grown for the colour of their stems, hard prune all the stems down to 10cm - 15

a recommended fungicide, containing either a Bordeaux mixture or copper, and spray before signs of infection and repeat at 10-15 day intervals.acersearly summerMore advice on growing acersPlanting an acer in a potAcer inspirationPlanting a small tree

Apple and pear scab is most prevalent in mild, damp seasons. The fungus overwinters on fallen leaves in the form of spores, which can be splashed by rain or carried in the wind to infect newly emerged shoots in spring. Overwintering can also occur on infected stems and branches. ...

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...

of the plant, attracting black sooty mould, which inhibits photosynthesis and deprives the plant of energy.Young tender growth is vulnerable to aphid attack. These tiny insects (1mm-7mm long) are usually green or black and breed fast, smothering the plant

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

Hungry, voracious caterpillars can be found in a wide variety of colours and sizes. Some feed on fruits, roots and stems, but the likes of the cabbage white butterfly, hawk moth and winter moth feed on leaves. Although they may at first seem an attractive form of wildlife, large ...