If planting potatoes in the ground, rotate your crop to avoid a build up of disease spores in the soil. Water plants at the base, rather than from above, to limit the amount of water on the leaves and reduce the wet conditions that fungal infections such as blight need to thrive. Give your plants plenty of space to allow for good ventilation - air circulation is vital for healthy plants and limits the humidity that fungi require to flourish. Thoroughly clean your greenhouse each year to remove any overwintering spores before bringing new tomato plants in. The second reason you’d need to prune your. One of them is that we want to promote a lot of airflow and circulation, which will help with the humidity issue. The reason we want to prune our plants is that it serves a dual purpose.
It’s easier to prevent leaf blight, than to cure it. This leads me to the first tip, which is to prune your plants. If fungicides were used to suppress any infections prior to your purchase, this time should allow the underlying problems to emerge. Keep commercially bought tomato plants in isolation for a few weeks before planting out. Rotating your plot before planting potatoes can minimise the chances of blightĬhoose plants and tubers from well-respected nurseries with no history of fungal infections. Monitor the Fight Against Blight website, which provides early warning of outbreaks in your area. You’ll need to burn all the affected material, or bury it more than 45cm under the ground, as a compost heap will just keep the infection in your garden.
TOMATO BLIGHT TREATMENT SKIN
Wait for a few weeks to allow the skin on the potatoes to harden before digging them up – the tubers should be checked regularly for decay, and those that appear fine should be used quickly. Once more than 25% of your potato plants are infected with blight, you’ll need to cut off the foliage to soil level and destroy it. As soon as the disease reaches the fruits, the plants will need to be removed. There is no treatment for tomato plants once they succumb to blight. Should you notice signs of blight in your tomato or potato plants, pick off any infected leaves immediately to slow down the progress of the disease. Picking off infected leaves can slow the progress of late blight
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