4.3.1.4 fungal diseases

Cards (4)

What is rose black spot?
A fungal disease where purple or black spots develop on leaves, which often turn yellow and drop early
What does rose black spot affect in the plant?
the growth of the plant as photosynthesis is reduced
how is rose black spot spread?
in the environment by water or wind
how can rose black spot be treated?
using fungicides and/or removing and destroying the affected leaves