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Reaching up to 15 feet in height, the hydrangea grows quickly and often fills in a space in just one summer. You’ll find hydrangeas growing in hardiness Zones 3 to 7 as perennials.
How much space do hydrangeas need?
Be sure to check the plant’s tag to see what its mature size will be before planting it. When planting hydrangea, “you want to ensure there is space for air flow,” McEnaney explains. To do so, plant hydrangeas at least two feet apart. This allows air to circulate between the plants and helps prevent mildew.
Can hydrangeas be kept small?
They do grow into large shrubs, often taller than the gardener and certainly wider. Those with smaller gardens can now enjoy the romantic look of easy-care hydrangeas by planting smaller varieties. There are lots of attractive dwarf hydrangea varieties available that will grow happily in a pot or small area.
How wide do hydrangeas get?
Hydrangea genus name Hydrangea light Part Sun Shade Sun plant type Shrub height 1 to 3 feet 3 to 8 feet 8 to 20 feet width from 2 to 12 feet.
How quickly does hydrangea grow?
The plants will take two to three years to start flowering. Species hydrangeas can also be propagated from seed in spring.
Do all hydrangeas get big?
But despite their ability to be rather large showstoppers in your yard, how to grow hydrangeas isn’t a question even the novice gardener will need to ask – these beauties all but grow themselves. Reaching up to 15 feet in height, the hydrangea grows quickly and often fills in a space in just one summer.
Can you plant hydrangeas too close 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).
Why are my hydrangeas so big?
Panicle hydrangeas such as Lime Light, Pinky Winky, Fire Light and so on can grow quite large. They will still flower if they are hard-pruned, but this often results in fast re-growth and larger flowers that weight the stems down. There are alternatives to trying to make a plant shorter, however.
Why are hydrangea blooms small?
The most common reason that Hydrangea flowers are small has to do with less than ideal care. Check that your Hydrangeas are getting the right amount of water, sunlight, and fertilizer. In all of these areas, too little can cause plants not to flower at all, while too much can cause stunted blooms.
Do hydrangeas get bigger every year?
Hydrangeas are classified as rapid growers, or 25 or more inches per year until the plant reaches maturity. A “tree” format plant will become at least 3 inches wide at a point 4 1/4 feet high and grow at least 13 feet high.
How big do white hydrangeas get?
Heights can range from three to 10 feet, depending on variety.
Why is my hydrangea not growing tall?
Hydrangeas problems, such as failing to grow or flower, may either be impacted by unfavorable weather such as frost or too much sun, or they may not be getting enough water. They may also be victims of poor pruning.
How long does a hydrangea plant last?
Lifespan. Hydrangeas are long-lived shrubs, sometimes living for up to 50 years if properly cared for. They enjoy morning sun but afternoon shade, and they need frequent watering during the growing season. Prune them in the fall after the blooms fade so they can grow on strong stems the following summer.
How big do hydrangeas grow the first year?
To ensure that hydrangea shrubs have time to establish a healthy root system, plant them in the fall or early spring. Hydrangeas are rapid growers, averaging two feet or more of growth per year.
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.
When should you buy hydrangeas?
It’s best to buy hydrangeas when in bloom because it’s not uncommon for retailers to accidentally mislabel them. Plus the bloom you start with may not be the bloom you end up with because the color is so dependent on the pH of the soil, as mentioned above.
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.
Can you put pine needles around hydrangeas?
Shrubs that benefit from pine needle mulch include azalea, gardenia, hydrangea, jasmine, rhododendron, bayberry, Daphne rose and holly. You can replace it with a layer of pine needles smoothed around the base of the shrub. Gardeners use an acidic fertilizer to turn hydrangea’s flowers blue.
Do hydrangeas grow in pots?
Hydrangeas in containers can be used on decks, patios or on stands in your garden. This plant, held atop an old column, adds an elegant touch. First, decide where you’ll put the hydrangeas. The beauty of growing them in pots is that you can move them around.
Do you mulch hydrangeas?
You need to protect your hydrangeas in the winter if your area gets freezing winter temperatures. Leaves, wood mulch and/or straw are good options to insulate your plants. Mound the mulch or leaves around your plants at least 12″ high to protect the flower buds that will bloom early next year.
