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Rose Care: Pest and Disease Control – General Guidelines

To be effective, the spraying of roses for the control of pests and diseases needs to be carried out properly and with the correct understanding of both the pest and the applicable pesticides. Pesticide is the generally understood term for chemical compounds which control insects and diseases on plants.

Read more about environmentally responsible pest and disease control, benefical insects and much more in Johan Gerber’s book called The Garden Guardian, Aardvark Press.

Pesticides are dived into:

For best results spray regularly:

To be able to control the different pests and diseases one combines several pesticides in a ‘COCKTAIL’ to avoid having to spray the roses several times in one week. Pests and Diseases become resistant to specific chemicals if these are used continuously. For this reason it is good practice to alternate the pesticides.

Warning : Pesticides can be poisonous – so please practice caution when using them.
Keep out of reach from children. Read the instructions carefully

COCKTAIL 1 for 10 litres of water – highly recommended

For powdery mildew, black spot, aphids, boll worm, stem borer, thrips and beetles.
Mix the following in 10l of water: (10 litres of spray mixture is enough for approx. 90-100 roses)

COCKTAIL 2 for 10 litres of water

For black spot, downy mildew, aphids, boll worm, beetles, thrips & stem borer.
Mix the following in 10l of water: (10 litres of spray mixture is enough for approx. 90-100 roses)