Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

What are the black spots on the leaves of my rose bush?

Black Bush leaves Rose spots
0
Posted

What are the black spots on the leaves of my rose bush?

0

A. This is one of the worst rose diseases: blackspot. A fungal infection, it causes the leaves to get these black spots with fringed margins which then turn yellow and fall off. Rose bushes are defoliated from the lower leaves upward. It is most prevalent on warm humid days at temperatures between 20-24 degrees Celsius. The spores are spread by splashing water, and quickly develop when they land on wet leaves, so try to avoid wetting the foliage by watering from the base of the plant. Pick up and dispose of fallen leaves as they will harbor the fungal spores. Spray your plants with Garden Sulfur as a control measure. Q. How do I get rid of aphids on rose bushes? Aphids are small, soft-bodied insects that suck plant juices from flower buds or new leaves. Total eradication is almost impossible as they multiply so prolifically, but you can control their numbers by using Doktor Doom House and Garden Spray or any of the different insecticidal soaps. Ladybugs and their larvae are excellent b

Related Questions

Thanksgiving questions

*Sadly, we had to bring back ads too. Hopefully more targeted.