The most popular and well-known climbing hydrangea is Hydrangea anomala subsp. petiolaris. Though slow growing to start with, it is a vigorous climber that can cover outbuildings or brighten up shady house walls.
Does climbing hydrangea need a trellis?
Though self-clinging, climbing hydrangeas usually need support such as wires or trellis to help them to get going. Tie in the new shoots until they form aerial roots that attach. Mature plants are heavy so start from the beginning with a sturdy support.
Where is the best place to plant a climbing hydrangea?
Plant in a full sun (cooler areas) to partly shaded location on well-drained, rich soil amended with compost. Avoid, hot, dry locations. Climbing hydrangea will flower best with sun, and will flower less in shade. Space plants 5 to 10 feet apart.
What conditions do climbing hydrangeas like?
Climbing hydrangeas need a rich, moist soil that is well-drained. If your soil needs improvement, dig in a generous amount of compost before planting. The vine grows well in full sun or partial shade. In areas with hot summers, provide some afternoon shade.
How long does it take for climbing hydrangea to grow?
Climbing hydrangeas have a slow growth rate for the initial three to five years but once established, can pick up speed. It has a vine-like growth pattern and can grow up to about 30′ to 50′ feet tall when fully mature with a width of about 5′ to 6′ feet.
How long does it take for a climbing hydrangea to bloom?
Keep pruning to a minimum, as heavy pruning of the vine can also delay flowering, and fertilize the vines in early spring each year. It is likely that you will get some flowers in the next three to four years. Climbing hydrangeas that get more sunlight tend to bloom more profusely.
Is climbing hydrangea invasive?
It apparently is an orderly, non-invasive vine, whose stems become covered with climbing rootlets, that can be used both as a climbing vine or a ground cover. However, in this North Carolina State University Horticulture site on Climbing Hydrangea, we learned that it has to climb to bloom.
How do you look after a climbing hydrangea?
Water in well. Mulch after planting, ideally with leaf mould – alternatively use well-rotted manure or compost. Keep the plant well watered throughout its first spring and summer. You’ll need to train Hydrangea petiolaris initially onto galvanised wires or trellis.
What to use to support climbing hydrangea?
When attaching climbing hydrangeas to support, use a soft but strong material like cotton string, twine, or nylon. Never use wire to attach any plant to anything, as the wire can seriously damage stems and branches.
What does climbing hydrangea look like in the winter?
The flowers of this plant grow in white, delicate, fancy clusters, and they add interest to your garden well through June and July. In the fall, they will appear more yellow; by winter, the leaves change slightly and appear a gorgeous cinnamon color, adding charm to your yard in the cold, visually bland months.
Will climbing hydrangea grow on chain link fence?
When it comes to metal fencing, you have many more options. Chain link and ornamental iron fencing can easily withstand wisteria, climbing hydrangea, rambling rose, or other strong, woody climbers that other fences wouldn’t be able to handle.
Is climbing hydrangea a perennial?
The Climbing Hydrangea is a perennial in USDA zones 4 through 8. These plants typically bloom from late spring or early summer until late fall. The flowers are typically white and very fragrant.
What colors do climbing hydrangeas come in?
Climbing hydrangea has rich green foliage, mid-summer white flowers, yellow fall color, and striking exfoliating bark in winter. This vine is an early summer bloomer and is excellent for a massed effect on brick or concrete walls, arbors, gazebos, or almost any free-standing garden structure.
Are all climbing hydrangeas evergreen?
An invaluable, woody, evergreen climber, which can attach itself to walls and fences by producing aerial roots. The attractive leaves are mid-green and leathery and will provide year-long interest. From early summer interesting clusters of greenish-cream flowers appear and grow up to 15cm across.
Does Epsom salt turn hydrangeas blue?
Epsom salt is already hydrated and does not pull water from nearby materials. When the ions of Epsom salt disassociate, they have a neutral effect on the pH of the soil. Since the blue color of a hydrangea is formed by aluminum made available in acid soil, adding Epsom salt would not make your flowers change color.
Does climbing hydrangea bloom on old wood?
Bigleaf varieties, including Mophead, Lacecap, and Mountain Hydrangeas, flower on old wood, and any pruning should be done in the summer. Oakleaf and Climbing Hydrangeas follow this pattern as well. Panicle and Smooth Hydrangeas bloom on new growth and are best pruned before the growing season gets underway.
Are climbing hydrangeas native?
Climbing Hydrangea is a deciduous, semi-evergreen woody vine that is native to the southeastern USA and is found in the coastal plain and mountain areas of NC. It is found naturally in swamps, bottomlands, and moist forests.
