Table 3 summarizes the extent of application of chemical sprays by
Bordeaux mixture and Systemic fungicides and their channels of communication.
Such conditions are often thought to be particularly challenging for organic growers, who can only rely on 'traditional' treatments -
Bordeaux mixture (copper sulphate and lime) against downy mildew and sulphur against the powdery variety.
Spray emerging peach and nectarine tree leaves with a fungicide, such as
Bordeaux mixture, to stop leaf curl.
ANSWERS: 1 George III; 2 Norma Major; 3 Deadly nightshade; 4 The Blind Beggar; 5
Bordeaux mixture; 6 The wren; 7 A Midsummer-Night's Dream; 8 Fatima
The only way to avoid blight is to spray every 10-14 days with
Bordeaux mixture available from garden centres before plants are infected.
Sale of
Bordeaux mixture, a standard spray treatment used until recently ( even by organic gardeners ( is due to be banned at the end of next year.
There are a number of fungicides on the market - look on your garden centre shelves - or you can use the old standby
Bordeaux mixture, a concoction of copper sulphate and lime.
Bordeaux Mixture prepared from copper sulphate and lime is the standard fungicide for potato blight.
Spray peaches with a copper-based fungicide, such as Vitax
Bordeaux Mixture, to prevent peach leaf curl.On a dry day, rake the lawn to remove moss and dead grass, or thatch.
The time to start treatment is this month before growth starts, spraying with
Bordeaux mixture, a powder made up of copper sulphate and lime to kill many of the overwintering colonies.
For chemical control, spray with the copper-containing fungicides
Bordeaux mixture or Bayer Fruit and Vegetable Disease Control after fruit picking but before leaf fall and a second time when about half the leaves have fallen.
Spray peach and nectarine trees and bushes for peach leaf curl with the fungicide Vitax
Bordeaux Mixture and repeat after 10 to 14 days.