Why isn’t my blooming?

Which hydrangea do you grow? (see reverse)

Smooth Bigleaf Climbing (H. arborescens) (H. macrophylla) (H. petiolaris) or Panicle or Mountain or Oakleaf (H. paniculata) (H. serrata) (H. quercifolia)

How long ago Did you cut it back? How old is the ? did you plant it?

Yes No < 5 years 5+ years < 2 years 2+ years

Oops! Do you live These Did you cut Needs more How much You cut off in a cold tend to need it back? time to light does it the climate? to be more develop a get? buds. Avoid mature to root system. pruning. flower well. Mulch and Give them Yes No keep well Yes No more time. watered; 4+ < 4 it will bloom hours hours Deer in time. Flower buds Too damage were killed by much or low Did you Needs cold. Move to a shade Oops! light cut it more more protected or deer You cut off back? sun spot; protect damage the flower plant on spring buds. Avoid nights when pruning. frost or freeze Yes No threatens.

When? Deer damage Still have questions about or low or other Proven light Winners ColorChoice ? But it’s a reblooming We’re here to help you be fall hydrangea! late successful in the garden! Visit spring/ www.provenwinners.com/ feedback. Deer summer damage Not all reblooming or low hydrangeas are equal light - some need to reach a certain height to set new wood buds. Let’s Buds removed - Dance® reblooming blooming may be hydrangeas were delayed or not occur. developed to bloom Prune in late winter or sooner. early spring. Hydrangeas Demystified

Hydrangea Fun Fact There are about 49 of Which hydrangea do you grow? hydrangeas. Four species are native to North America, There are six main types of hydrangeas including smooth hydrangea and oakleaf hydrangea. commonly grown in North American gardens.

Cityline® Rio Hydrangea Bobo® Hydrangea incrediball® Hydrangea

Bigleaf Panicle Smooth (also known as florist’s hydrangea, (also known as peegee hydrangea) (also known as Annabelle hydrangea) hortensia, mophead, or lacecap) Hydrangea paniculata Hydrangea arborescens • Hardy to USDA zone 3 • Hardy to USDA zone 3 • Hardy to USDA zone 5 • Bloom on new wood: prune • Bloom on new wood: prune • Bloom on old wood: do not in late winter/early spring in late winter/early spring prune, protect in winter Proven Winners® varieties: Proven Winners® varieties: Proven Winners® varieties: Bobo®, Fire Light®, ‘Limelight’, Incrediball® series, Abracadabra® series, Little Lime®, ‘Little Lamb’, Invincibelle® Spirit series Cityline® series, Edgy® Hearts, Pinky Winky®, Quick Fire®, Let’s Dance® series, Paraplu® Little Quick Fire®, Zinfin Doll™ Gatsby moon™ Hydrangea

Hydrangea petiolaris Tuff Stuff™ Hydrangea

Oakleaf Mountain Hydrangea quercifolia Hydrangea serrata • Hardy to USDA zone 5 Climbing • Hardy to USDA zone 5 • Bloom on old wood: do not Hydrangea petiolaris • Bloom on old wood: do not prune prune, protect in winter

• Hardy to USDA zone 4 Proven Winners® varieties: Proven Winners® varieties: • Bloom on old wood: do not prune Tuff Stuff™ series Gatsby™ series

Color Tips for Success All hydrangeas undergo some color change as • Moist but well-drained soil (hydrangeas will their age, but only bigleaf and mountain not tolerate wet feet – ever!) hydrangeas can change their color in a predictable, • Some sun each day. Most people think of controllable way. It is not solely the pH of the soil that is responsible for this change – it is actually the hydrangeas as shade plants, but they look presence of aluminum in the soil. and flower best with at least four hours of sun, ideally in the morning. Panicle • Certain varieties of bigleaf hydrangeas cannot change color. The rich red blooms of Cityline® hydrangeas are the most sun tolerant, and Paris hydrangea are a good example. Similarly, can take full sun in northern climates. white varieties of bigleaf hydrangea will not • Plenty of water, especially as they are getting change color. established. Hydrangeas have shallow roots, • it is easier to change a hydrangea from pink to so they dry out quickly. A two to three inch blue than from blue to pink, but both endeavors layer of shredded bark mulch is a useful involve making chemical application in specific addition to any hydrangea planting. amounts at specific times. A soil test is necessary to determine the best course of action. If you decide to try to change the flower color, shop for Hydrangeas are products carefully and read all directions. Hydrangea Fun Fact notoriously water-needy, but the “hydra” • Pennies, nails, aluminum foil, or coffee grounds part of their name actually refers to the in the soil will not change the color! seed capsules’ resemblance to ancient Greek water-carrying vessels.