Double Knockout Rose Tree. The award is the highest honor a rose can receive. Conrad-Pyle lists the expected mature size of Double Knock Out as 3 to 4 feet tall and wide but it can reach as much as 7 feet tall when left unpruned.
It is the same double knockout rose bush we know and love except pruned into tree form. Double Knock Out Roses are recommended for growing zones 5 through 10 but they can survive frosts and temperatures down to 10 degrees. Once established it will only need watering during times of drought.
Double Knock Out Roses are recommended for growing zones 5 through 10 but they can survive frosts and temperatures down to 10 degrees.
These tough roses can also handle the heat in Southern Florida Texas and California. Conrad-Pyle lists the expected mature size of Double Knock Out as 3 to 4 feet tall and wide but it can reach as much as 7 feet tall when left unpruned. The rose tree comes with the same pest and disease resistance as all the Knockout and Drift Roses from Star Roses. The award is the highest honor a rose can receive.
