2019 Winter Impact on Hydrangeas

Weather chart showing extremely low winter temperatures

Time to report on 2019 winter impact on hydrangeas. In early May, I went out to my Zone 5 garden to see what the past winter had done to my hydrangeas that bloom on old wood: big leaf (macrophylla) and mountain hydrangea (serrata). I also checked on the oak leaf (quercifolia) and climbing (petiolaris) hydrangeas I grow. 

Read More