When to plant hydrangeas?

Author: Rachael Macejkovic  |  Last update: Monday, July 24, 2023

For instance, in areas with winter freezing and snow, hydrangeas should be planted in early spring or early fall (as soon as summer heat breaks). In warmer regions with mild winters, the window for planting hydrangeas is longer, from fall all the way through to early spring.

What month should I 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.

Where is the best place to plant hydrangeas?

Where to grow hydrangeas. Hydrangeas grow best in well-drained soil, in a protected, dappled shady spot. They prefer sun in the morning with some shade in the afternoon. South-facing positions are best avoided, and protect young growth from spring frosts.

When should you plant hydrangeas outside?

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.

Should I plant hydrangeas in shade or sun?

Most common hydrangeas prefer a partial sun location - ideally receiving sun in the morning hours and shade in the afternoon. The reblooming Endless Summer® Hydrangea series prefers part shade.

What is the best month to plant a garden hydrangea?

What side of the house should I plant hydrangeas?

East Side. The east side of the house is the best planting location, as it gets the morning and afternoon sun. This is the best side of the house for your hydrangeas, traditionally.

Do hydrangeas need lots of water?

Deep weekly watering is usually enough (if you don't get enough rain). Although you may need to water more often in hot, dry weather. Water hydrangeas deeply and regularly in the first growing season to encourage an extensive root system.

Can hydrangeas be planted in the fall?

Hydrangeas are extremely popular and the cool season of fall is the best time to plant them! Here are 5 easy-to-grow, easy-to-love hydrangeas that you can plant with confidence. Anyone can grow the native Hydrangea arborescens, or smooth hydrangea, even in a chilly Zone 3 garden.

Is it too late to plant hydrangeas now?

They can be planted at any time of the year. However, to get good results, keep these considerations in mind: Whenever possible, plant in early summer or fall. Don't plant in early spring when frosts are still possible.

Do hydrangeas prefer morning or afternoon sun?

Most hydrangeas prefer only morning sun. Yet one type of hydrangea can soak up the sun all day: the panicle hydrangea. While they can stand the sun, these do just fine in partial shade, too. Plus, panicle hydrangeas are the hardiest hydrangeas.

Can I use Miracle Grow on hydrangeas?

Miracle-Gro Performance Organics Blooms Nutrition

This is an all-purpose blossom booster that's suitable for use on a wide variety of perennial and annual blooming plants, including hydrangeas. It provides various minerals, including copper, calcium, and iron, to supplement common nutrient deficiencies.

Do hydrangeas return every year?

Are Hydrangeas Annuals or Perennials? The hydrangea is a perennial flower that blooms from mid-summer to late fall. They come back year after year and require regular pruning and fertilization for best results. Hydrangeas can thrive in both full sun or partial shade.

Do hydrangeas do better in pots or in the ground?

*We don't recommend oakleaf hydrangeas because they don't often look their best when grown in a container. They flourish when planted in the ground. But if you enjoy the look, go for it!

What do I need to know before planting hydrangeas?

Most hydrangeas prefer partial sun with full sun in the morning, followed by some afternoon shade. This is especially true for the Bigleaf hydrangea (H. macrophylla). Some varieties are more tolerant of full sun. Most hydrangeas will thrive in fertile, well-draining soils that receive plenty of moisture.

What month do hydrangeas stop blooming?

As to when hydrangeas bloom, the simple answer is that a usually a hydrangea flowers from mid-spring through the late summer or early fall.

Do hydrangeas bloom the first year?

A newly planted bush may bloom the first year if it set flower buds while it was confined to a pot, and then not bloom again for a year or two as it settles into the soil in its new location. Instead it is busy growing new roots and branches, instead of flower buds.

Is October too late to plant hydrangeas?

If you're wondering when to plant hydrangeas, the shrubs can go in the ground at any time of year, except when the weather is very cold or very hot or if the soil is waterlogged.

Is it too late to plant hydrangeas in October?

In the spring, I suggest getting them in the ground before the end of June. In the fall I suggest planting in September or October. Once the frost begins to set in your hydrangea will not have ample time to take up water and get comfortable in its new home before going dormant.

How long does it take for hydrangeas to get established after planting?

Put the pot in a spot that is away from any direct sunlight and keep the soil slightly damp. In two to four weeks, a root system should begin to develop. You can transplant the cutting so that it can have the winter to establish a strong root system.

Should I cut my hydrangeas in the fall?

Prune these hydrangeas only after bloom in the summer and not in the fall. Old wood hydrangeas start developing their bloom buds for next year in August and September. If you don't prune your hydrangeas real soon, then it is better to wait until next year. Otherwise you won't have any blooms next spring.

Should you cut off dead hydrangea flowers in the fall?

However, stop deadheading hydrangea shrubs in mid to late fall, leaving any spent blooms in place. This not only provides winter interest, but also ensures you don't remove the buds that will become flowers next spring.

How do you prepare hydrangeas for fall?

Cut the dead stumps down to their base to completely remove them. This will allow the new growth underneath to have a chance to succeed. Dead and old blooms need to be removed to make room for new buds to come through. Cut the flower head off right above the first few leaves to encourage blooms for the next summer.

How deep do you plant a hydrangea?

For best results when planting hydrangeas, follow these steps: Create a hole twice as wide as the plant's root system, and about six inches deeper than the plant's pot. Break up the soil a bit before you plant to help the roots easily establish themselves.

How do you keep hydrangeas blooming?

Keep good air space between the plants; don't crowd them together or against other plants. Don't give bigleaf hydrangeas too much love; if they're too comfortable (water, fertilizer, etc.), they may devote all their foliage to leaves instead of blooms.

Can hydrangeas grow in full sun?

Sun helps many varieties bloom, but full sun is rarely required. Bigleaf hydrangeas, which are the variety most people think of when they think of these popular shrubs, can take full sun in cooler areas (zones 4 to 6). But in warmer areas (zones 7 to 9), they do best with morning sun and afternoon shade.

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