The genus name Hydrangea comes from hydor meaning water and aggeion meaning vessel, referring to its cup-like capsular fruit. Pruning. The most popular and well-known climbing hydrangea is Hydrangea anomala subsp. So, when is the best time to plant hydrangeas? Climbing hydrangea has a bad reputation as a slowpoke and a thug, but it is anything but. This is natural, and part of the charm of the plant. Though slow growing to start with, it is a vigorous climber that can cover … The subspecies name is in reference to the long petioles of this plant. If you garden in a region where the ground freezes, get plants into the ground at least six weeks prior to fall’s first killing frost. Growing climbing hydrangeas is easy. And it's a plant you should know. Temperature and Humidity. Happily growing in shade, this vine will climb and climb. Soil, Feed, and Water. If your soil needs improvement, dig in a generous amount of compost before planting. The vines commonly don't bloom until they are three to five years old. You can also plant in summer as long as the plant stays well watered. This helps the plant to spread and fill in an area, cutting down on weed growth. The climbing hydrangea is a deciduous vine from the woodlands of Japan, Korea and Siberia, where it grows up trees and across rock faces. Climbing hydrangea can also be used as ground covers, and they will take root where their suckers make contact with the ground. Climbing hydrangea is an informal, three-dimensional vine that often has side shoots growing in several directions. Aim for late spring, well after any danger of frost has passed, or early fall, when night temperatures usher in cooler air. How to Grow a Climbing Hydrangea. It has small aerial roots on the stems that help it cling on, though in the garden it is not as reliably self-supporting as some other climbers, so it is generally given additional help with wires and plant … The specific epithet comes from the Greek word anomalas, which refers to the vine-like plant habit. Climbing hydrangea is one of the few hardy flowering vines that tolerate shade. Some gardeners make use of the plant's white flowers in moon gardens. https://www.hgtv.com/.../trees-and-shrubs/when-is-best-time-plant-hydrangeas Climbing hydrangeas. When growing climbing hydrangeas against a wall, choose a northern or eastern exposure. Pruning. petiolaris. A climbing hydrangea will start to set its buds for next year within a few short weeks of initial flowering, so any cutting back later on will reduce your flower count next year. The vine grows well in full sun or partial shade. Grow climbing hydrangea plants purchased from a local garden center in spring and plant after all danger of frost has passed. In areas with hot summers, provide some afternoon shade. Plant in a … The one issue with this plant … Light. The plants are hardy in USDA plant hardiness zones 5 through 7. Climbing hydrangeas need a rich, moist soil that is well-drained. Feed the plant in late winter or early spring, just before new leav…