“I saw some strange-looking growth on my Knockout roses this past weekend. A few stems on three different roses were reddish and had many more thorns than normal. The branches were also distorted in ...

Why May matters: Roses direct energy into stems and foliage this month, making timely care essential for strong growth and plentiful blooms. Six essential steps: Tasks include refreshing mulch, ...

My rose has some reddened stems, at the same time other stems are green. Is this just new growth? It looks weird. Rose rosette virus has infected your rose. Besides reddened leaves and stems, disease ...

A few weeks ago, I noticed a few of my roses looked funny. They had strange-looking, reddish-colored stems and many more thorns than normal. I fertilized the roses once this past year, then watered ...