Will this rose grow well with mid to late afternoon sun?
Certified GKH Gardening Expert
Yes, Knockout roses are very hardy and should do well. Also check out a rosebush named Winnepeg Parks for one that looks much like the red knockout and is really better in my opinion.
Here is a link to an article on Knockouts for you: https://www.gardeningknowhow.com/ornamental/flowers/knockout-roses/care-knockout-roses.htm