How to protect roses in the winter<br>Reduce water and fertilizer 6 weeks before the first frost. This is a popular technique among rose gardeners, known as " hardening off. " reduce the water by half and stop fertilizing altogether to help prepare your roses for the cold weather.
Roses will die during a hard freeze.
( z1 die :ARG1 ( z2 rose ) :time ( z3 freeze :ARG1-of ( z4 hard ) ) )