Roses Diseases.

 Roses are subject to a range of diseases such as Blackspot, Powdery Mildew, Mosaic Virus and Rust. We provide a brief guide to rose diseases. Systems, Garden Furniture, Gardening Landscape Design, Gardening Clubs, Roses, Orchids, Bulbs, Trees and Shrubs, Perennials, Water Gardens, Ponds.
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Diseases in Roses

Fungal Diseases in Roses.
BLACKSPOT
Blackspot on roses is a fungal disease that thrives in warm humid conditions. Black or Purple spots appear on the leaves.

Control of Black Spot on Roses
Avoid watering the foliage.
Try spraying with a mixture of bicarb soda water and dish washing liquid. 2tsp bi carb, 1gall of water 2-3 drops of dish washing liquid.


POWDERY MILDEW
Powdery Mildew on roses is another fugal disease caused by warm humid conditions. It takes the form of white powdery covering on buds and stems.

Control of Powdery Mildew on Roses
Plant roses in a sunny position. Fungicides are available, consult your local Garden Centre.

RUST
Rust is another fungal disease that appears as orange or red spots leaves. Rust thrives in cool moist conditions.

Control of rust on roses.

Some roses are more rust resistant than others. Plant roses with adequate sun and air circulation. remove and burn rust affected leaves and branches. Sulphur spays and fungicidal soaps are available.


MOSAIC VIRUS
Mosaic virus is a serious disease on roses, it appears as yellow spots or variations in the foliage

Control of Mosaic Virus.

Best to remove the plant and burn it so as not to let it spread. Consult your local expert to identify Mosaic Virus.


 





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