Q: My double Knockout red roses mostly look normal, but a few stems have big leaves and big thorns. Can I prune them back? If so, how far? A: I zoomed in on your photo, and I didn’t see any of ...

I just wanted to take a minute and give you an update on my Knockout roses. It has been a struggle, but they are finally looking better))) So, just take this as a note of encouragement, and don ...

To insure continuous flowering, feed your roses with a fertilizer blended especially for Knockout roses after each bloom cycle (ie. 3% N, 4% P and 3% K with 9% Ca, 0.5% Mg and 1% S).

It should be mentioned that Double KnockOut roses are later versions of Radler’s originals and, as their name implies, they have a double layer of petals.

It should be mentioned that Double KnockOut roses are later versions of Radler’s originals and, as their name implies, they have a double layer of petals. And Sunny Knockout, by the way, is ...