Roses, Diplocarpon rosae, Western Australia
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ROSES are among the most popular and versatile ornamentals as they may be grown as climbers, bushes or standards.
Black Spot of roses can be prevented by combining good sanitary practices with the regular use of preventative fungicides such as maneb and folpet.
MacNish, G C.
"Black spot of roses,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 5
, Article 9.
Available at: https://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol5/iss8/9