When Should You Plant Hydrangea?

Hydrangeas pruning basics you need to know Better Homes and Gardens
Hydrangeas pruning basics you need to know Better Homes and Gardens from www.bhg.com.au


Hydrangeas are beautiful flowering shrubs that are popular in gardens all over the world. They are known for their large, showy flowers that come in a variety of colors, including pink, blue, and white. If you’re thinking about planting hydrangeas in your garden, you may be wondering when the best time to do so is. In this article, we’ll explore the best time to plant hydrangeas and give you some tips for ensuring that your plants thrive.

Understanding Hydrangeas

Before we delve into the best time to plant hydrangeas, it’s important to understand a bit about these plants. Hydrangeas are hardy shrubs that thrive in a variety of climates. They prefer well-drained soil that is rich in organic matter and do best in partial shade. Hydrangeas are also known for their ability to change color depending on the pH of the soil. If you have acidic soil, your hydrangeas will be blue, while alkaline soil will result in pink flowers.

Planting Hydrangeas in the Spring

The best time to plant hydrangeas is in the spring, after the threat of frost has passed. This is typically in late March or early April, depending on your location. When planting your hydrangeas, be sure to choose a location that receives partial shade and has well-drained soil. Dig a hole that is twice as wide as the root ball and just as deep. Mix in some compost or other organic matter to help enrich the soil.

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Planting Hydrangeas in the Fall

While spring is the ideal time to plant hydrangeas, you can also plant them in the fall. This is typically in late September or early October, depending on your location. Fall planting is ideal for areas with mild winters, as it allows the plants to establish their roots before the colder weather sets in. If you live in an area with harsh winters, it’s best to stick to spring planting.

Watering Hydrangeas

Once you’ve planted your hydrangeas, it’s important to water them regularly. Hydrangeas prefer moist soil, but they don’t like to be waterlogged. Water deeply once a week, or more often if the weather is particularly hot or dry. Be sure to water at the base of the plant and avoid getting the leaves wet, as this can lead to disease.

Fertilizing Hydrangeas

Hydrangeas benefit from regular fertilization, particularly during the growing season. Use a balanced fertilizer that is high in phosphorus, which will encourage blooming. Apply the fertilizer in the spring, just as the new growth is starting to emerge. You can also apply a second round of fertilizer in mid-summer to encourage a second bloom.

Pruning Hydrangeas

Pruning is an important part of hydrangea care, as it helps to control the size and shape of the plant. The best time to prune hydrangeas is in the late winter or early spring, before new growth starts to emerge. Remove any dead or damaged wood, as well as any branches that are crossing or rubbing against each other. You can also remove up to one-third of the plant’s total height to help encourage new growth.

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Protecting Hydrangeas in the Winter

If you live in an area with harsh winters, it’s important to protect your hydrangeas from the cold. Apply a layer of mulch around the base of the plant to help insulate the roots. You can also wrap the plant in burlap or a frost blanket to help protect it from the wind and cold.

Pest and Disease Control

Hydrangeas are generally hardy plants that don’t require a lot of pest or disease control. However, they can be susceptible to a few common issues, including aphids, spider mites, and powdery mildew. Monitor your plants regularly and treat any issues promptly with an appropriate insecticide or fungicide.


Hydrangeas are beautiful and rewarding plants to grow in your garden. By planting them in the spring or fall, watering and fertilizing them regularly, and protecting them from the cold, you can ensure that your hydrangeas thrive for years to come. If you’re new to gardening, don’t be intimidated – hydrangeas are relatively easy to care for and will reward you with stunning blooms year after year.

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