Do not prune in the fall or the cold of winter ... 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 ...

While roses that bloom on new growth can be much more ... on fresh growth to extend the flowering time. However, Knockout ...

Many newly developed roses, like Knockout and Earthkind roses ... bloom approximately 45 days after deadheading that bloom. You should not deadhead after Thanksgiving. When deadheading you ...

Like many of you, I had a few plants that flowered through the winter. But my roses were the rock stars in the winter, blooming right through December, even though the temperatures were chilly.