Greenhouse: strawberry, asparagus, artichoke, ornamentals ( Botrytis cinerea), leafy vegetables, fresh herbs, tomato, pepper, aubergine, bean ( Botrytis cinerea, Sclerotinia spp.), cucumber, courgette ( Botrytis cinerea, Sclerotinia spp, Sphaeroteca fusca.), Remove the plants and destroy them.Crop/sphere of use: oil seed rape ( Sclerotinia sclerotiorum, Leptosphaeria maculansl) ,winter wheat ,spring barley ( Fusarium spp.), grapevine ( Botrytis cinerea), Artichoke seedlings usually need to be approximately 60 days old before transferring to your garden. It appears as a gray-brown coating on the leaves, usually in the middle of a hot, wet summer. From coloured photographs in catalogues and on seed packets they think immediately of wonderful displays of bedding plants or of tomatoes ripened on the plant. There is no cure remove it and throw it away. If you see curling artichoke leaves, stunted growth and misshapen buds, your plant may have this disease. You can prevent this disease by making sure the soil drains well and by limiting irrigation. Root rot. Artichokes are susceptible to root and crown rots caused by fungal pathogens.Properly spacing your artichoke plants also minimizes powdery mildew, because it allows air to circulate around plants and keep the foliage dry. It can usually be prevented by making sure that water does not get on the artichoke leaves. This presents as white powder on the leaves. If you need to improve drainage in your garden, plant artichokes in raised beds. This fungus can take its toll on young artichoke seedlings planted on soil that doesn't drain well. Use mulch to keep weeds down and pull them out when they grow through the mulch. Mulching artichokes will reduce weedsĪnd conserve soil moisture. Most garden plants prefer to not share their nutrients with weeds, and artichokes are particularly susceptible when young. Pick them off by hand if you need to get rid of them and move them out of your garden. While they may sometimes feed on artichoke Painted lady butterfly larvae. This spiny black caterpillar with a yellow stripe is also called the thistle caterpillar.If the problem is serious, spread diatomaceous earth around the growing artichokes. Keeping down weeds will reduce the population. This is another pest that enjoys eating young artichoke foliage. They are often found on the underside of leaves but can usually be washed off with a strong jet of water. Aphids. These are small insects with leaf-sucking mouth apparatus.Buy earwig traps to reduce the earwig population or spray them with hot-pepper repellents. This doesn't damage the buds, but a severe infestation can injure new shoots. Young earwigs eat holes in the artichoke leaves. Reduce watering and use commercial traps. This is especially common in humid regions. These pests may make a meal of the foliage of the plant as well as the exterior of the artichoke buds. Parasitic wasps eat these pests and can help control infestations. These caterpillars munche on the artichoke buds through the growing season.
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