Knock-Out roses are tough. Throw some mulch at the base of each plant for extra protection Do NOT prune the roses until Spring. Don't worry if the canes turn brown and brittle. It's the roots that remain alive and give you new growth as it warms. Reply
Knock-Out roses are tough. Throw some mulch at the base of each plant for extra protection Do NOT prune the roses until Spring. Don't worry if the canes turn brown and brittle. It's the roots that remain alive and give you new growth as it warms.