Blueacre Garden on Instagram: "Did you know that hydrangea macrophylla (big leaf) and hydrangea quercifolia (Oakleaf) plants bloom on old wood (and in many cases, old and new wood!). The old wood sets the biggest display of flowers every year, which means protecting those flower buds in the winter is very important. Here are two ways to protect your buds for gorgeous blooms this summer! Less than 80 days until springtime! #hydrangeaseason #wintergardening #hydrangeawintercare #frostdamage"