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Article #251: Don't Let These Common Diseases Eat Your Roses

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After working hard to grow a beautiful discolored mosaic patterns in yellow and
rose, you job is half done. Now you must green. There is no cure for this disease.
protect it to maintain that beauty. The treatment is to remove the infected
Roses can be weakened during the winter plant from the garden. And remove all
dormancy and become susceptible to leaves and clippings that fell from the
disease when the growing season begins. affected plant.
Even among roses that survived winter Rose Care Tips
unscathed, spring rains, and summer heat If you are unable to stop the spread of
and humidity can open the door to a fungus-based diseases by cutting back
variety of infections. affected areas, see a garden supply
Here is a summary of the most common professional for commercial fungus
diseases which pose a threat to your treatment products.
roses. You can reduce the chances of your roses
Rust being affected by fungus if you follow
Rust is an orange powder, which appears these tips:
on the undersides of leaves and will Always water the soil around the rose
spread to other parts of the plant. plant and never water the plant itself.
Powdery Mildew Clean your rose beds regularly and remove
This is a fungus disease that produces a all clippings and fallen leaves.
white powder along the tops and bottoms Cut any diseased canes or blooms and
of the leaves and along the stems. If dispose of them in your trash can.
untreated, the plant's growth will be Practice regular pruning, with special
stunted, and the leaves will die and drop attention to pruning the center of the
off. bushes to allow air circulation.
Blackspot Seal all cuts. Elmer's Glue works fine.
The disease appears as circular black It's safe, effective and cheap.
spots on the plant's leaves ranging in Feed your roses regularly. Well-fed roses
diameter from 1/16 to 1/2 inch. Left are better able to resist infection.
untreated, blackspot will destroy your Choose disease-resistant roses whenever
plant's foliage. Hybrid tea roses are possible, especially if you live in a
resistant to blackspot. hot, humid climate. Remember that
Rose Mosaic disease-resistant does not mean
Unlike most rose diseases, which are disease-free, just that there is less
fungal in nature, Rose Mosaic is caused chance of it becoming infected.
by a virus. Symptoms generally resemble






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