Which Hydrangea Is Right for You? A stunning array of hydrangeas awaits gardeners across North America, including the five diverse species you see here. Consider growing super cold hardy panicle and smooth hydrangeas if you garden in zones 3 or 4, or grow them all if your climate is a bit milder. One can never have enough hydrangeas! We’ve worked with Laura of Garden Answer and our shrub partners at Proven Winners® ColorChoice® to create a full bounty of hydrangea information and inspiration for you. 32 Click here to discover A New Vision for Hardy Hydrangeas. Click here to find all the answers to your hydrangea questions in this knowledge-packed resource called Hydrangeas Demystified. Above: TUFF STUFF AH-HA® Hydrangea serrata Opposite page, outlined top to bottom: LET’S DANCE® RHYTHMIC BLUE® Hydrangea macrophylla, FIRE LIGHT® Hydrangea paniculata, INVINCIBELLE® Ruby Hydrangea arborescens, TUFF STUFF AH-HA® Hydrangea serrata and GATSBY STAR® Hydrangea quercifolia Click here to watch how Laura of Garden Answer designs with hydrangeas in her own garden.