Table of Contents
Most people buy hydrangeas when they are blooming, but spring or fall is the best time to set them out. For planting, dig a large hole approximately two feet across and one foot deep. Bigleaf hydrangeas (Hydrangea macrophylla) need ample moisture and afternoon shade to prevent wilting.
What month do you plant hydrangeas?
Fall is the best season to plant hydrangeas, followed by early spring. The idea is to give the shrub plenty of time to establish a healthy root system before blooming. The best time of day to plant is early morning or late afternoon. The cooler parts of the day offer protection against heat stress.
Will hydrangeas grow in South Carolina?
Hydrangeas get a lot of love in South Carolina, where old-fashioned bigleaf hydrangeas dot landscapes from the mountains to the coast. Blue flowers bloom on hydrangeas growing in acidic soils (pH 5 to 5.5) when there is sufficient aluminum content.
What side of the house do you plant hydrangeas?
No matter what part of the country you live in, the north-facing side of your home is largely without sunlight. Hydrangeas also thrive in wooded areas, so they do well when planted near small evergreens or woody shrubs.
How late can hydrangea be planted?
So, when is the best time to plant hydrangeas? Aim for late spring, well after any danger of frost has passed, or early fall, when night temperatures usher in cooler air. 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.
What temperature is too cold for hydrangeas?
Effectively, a hydrangea should be able to sustain a temperature of minus-10 degrees. But in the real world, temperatures as low as 12 degrees — and late fall or early spring freezes — may reduce the flowering capability of this hydrangea.
Can Easter hydrangeas be planted outside?
It is always best to plant the potted hydrangea outdoors whenever possible. It should only be planted outdoors in early to mid summer as it needs time to acclimate to outdoor conditions before winter arrives.
How do you plant hydrangeas in South Carolina?
Bigleaf hydrangea prefers morning sun and afternoon shade. Avoid planting it in hot, dry, exposed sites. Most people buy hydrangeas when they are blooming, but spring or fall is the best time to set them out. For planting, dig a large hole approximately two feet across and one foot deep.
Do hydrangeas do well in the South?
They’re southern natives so, naturally, that’s where they grow best. With more than 70 species of hydrangea throughout the world, there’s one especially well-suited for almost every garden and climate out there—including the south.
Will coffee grounds turn hydrangeas blue?
Some gardeners report success in turning their hydrangeas blue by applying coffee grounds to the soil. The coffee grounds make the soil more acidic, allowing the hydrangea to more easily absorb aluminum.
How do you prepare a bed for a hydrangea?
How to Make a Hydrangea Bed Select a bed site that receives full morning sun and light afternoon shade. Loosen the soil to an 18-inch depth using a spade to turn and break up any clods. Spread 4 inches of compost or leaf mold over the loosened soil. Test the soil with a soil pH test kit, available at garden centers.
Can I plant 2 hydrangeas together?
You have to plant Bigleaf hydrangeas and Panicle hydrangeas 6-12 feet apart. In the case of Oakleaf hydrangeas, they need to be planted 6-8 feet apart. In general, hydrangeas should be planted apart at a distance equal to the width of one adult plant (for plants of the same size).
Can I transplant a hydrangea in the summer?
Can You Transplant Hydrangeas in Summer? You can also transplant hydrangeas in spring or summer, except when temperatures are too high in the summer or there’s a heatwave. Be advised that a hydrangea that’s in bloom may have it’s blooms fall off from transplant shock. Leaves and buds can also be affected.
How do you take care of hydrangeas in the winter?
Hydrangeas in Winter Protect hydrangeas during winter with a layer of mulch. Leave faded blooms to create winter interest. Protect hydrangeas during winter with a layer of mulch. Leave faded blooms to create winter interest.
Where do hydrangeas grow best?
Hydrangeas do best in moist, well-drained soil and dappled shade – not too sunny and not too shady. Avoid south-facing positions, especially if the soil is very dry. For a very shaded spot, such as a north-facing wall, grow the climbing hydrangea Hydrangea anomala subsp. petiolaris.
Should hydrangeas be covered for frost?
Oregon State University Extension Service recommends using bed sheets or frost cloth to protect hydrangea buds in winter. You can also use burlap or old blankets. Frost cloth and thicker fabric provide better insulation to keep the heat trapped around the plant.
Do hydrangeas need to be covered for frost?
Whether or not hydrangeas need protection depends on how cold the winter temperatures drop. If the air temperature doesn’t go below 0 degrees (zone 7) there is no need for winter protection. In colder climates, wrap or completely cover marginally hardy hydrangeas.
Will hydrangeas survive winter?
The low winter temperatures can kill the plant, or they might die because of drying out caused by winds. Because hydrangeas go dormant during the winter, you may not notice winter kill on hydrangeas until spring. A good way to start winterizing hydrangeas is to lay down a thick layer of mulch over their root area.
Can I plant an indoor hydrangea outdoors?
A potted hydrangea is a gift that keeps on giving. It can be planted outdoors after all chance of frost is past if you live in Zone 6 and south. (It’s worth trying in Zone 5, too. Just plant the hydrangea in a protected place.)May 13, 2008.
Are there indoor and outdoor hydrangeas?
Outdoor grown hydrangeas tolerate light shade, but indoor plants need plenty of light (but not intense, direct sunlight). Water your potted hydrangea houseplant frequently when the plant is blooming but be careful not to overwater. Hydrangea is happiest in a cool room with temperatures between 50- and 60-degrees F.
