Treating and Feeding Roses - May 2025
Last year, we had trouble with our Disneyland Roses. Between pests (Sawfly Larvae), diseases (Black Spot and Rust, I think) and drought, the blooms were few and far between. I fed them and treated the foliage with Neem oil, but I'm not sure I was making an impact. They say that roses are "heavy eaters", so I've been trying to feed them monthly during their growing season the past few years, but I switched over to an "all-in-one" granular product last year. These "all-in-one" claim to feature three different solutions: fertilizer, pest control and disease control. Below is canister of the granular that I recently applied from BioAdvanced named Rose & Flower Care. The instructions say to use a half-capful of the granular around each rose. I sprinkled it around the crowns of all five Disneyland roses then used a small rake to work it into the mulch. Last year, we were showing the first flush of Roses by the end of May . I'm p...