
Peonies are one of the most beautiful and sought-after flowers in the garden, but they can be a bit finicky. They need a bit of support to keep them upright and thriving.
To keep peonies from falling over, it's essential to plant them in a location with full sun to partial shade. This will help them grow strong and sturdy.
A peony plant can grow up to 4 feet tall, so they need a bit of space to spread out. Planting them in a spot with good air circulation will also help prevent fungal diseases.
Peonies have a deep root system, but they can still benefit from a layer of mulch to retain moisture and suppress weeds.
For more insights, see: Do Peonies Need a Lot of Water
Why Peonies Fall Over
Peonies flop over due to their large and heavy flowers on top of long stems that aren't always flexible enough to support the full weight of the large bloom.
Some peony varieties, like Sarah Bernhardt, require support to stay upright.
The stems may be able to handle the weight for a few days while the buds are opening, but once they're fully open, they become too heavy for the stems.
A rain shower or two can make the stems even weaker, causing the flowers to flop to the ground.
If you leave them on the ground, they'll only last for a few days, and you won't get to enjoy them in their full glory.
Most peony varieties have huge, layered blooms that get weighed down by rain, dew, or their own weight.
Their stems weren't built for the gym, and with a bit of wind or water, the whole plant ends up face-first in the mulch.
Peonies have a habit of leaning wherever they please, so using a single stake or hoop might not be enough to keep them upright.
Suggestion: Rain Gutter Strawberry Garden
Preventing Peonies from Falling
Prevention is the best way to keep peonies from flopping over, so add a peony support cage or stake right when the peony is just starting to poke through the ground. This allows the peony to grow in the middle naturally, and you won’t have to wrangle them when they’re already large.
You can use a stake and twine or hoop to keep your peony plants upright as they grow and give them additional support. Some people like to use wire tomato cages, but peony cages are a better option.
Peonies fall over because the stems aren’t strong enough to support the huge blooms. They may be able to handle the weight for a few days while the buds are opening, but once they’re fully open, they become too heavy for the stems.
Add a plant grid to provide support for your peonies. You can get smaller grow-through hoops or larger geometric grids, which are placed on stakes over young plants to allow the peonies to grow through the grid.
The best time to add peony supports is either in very early spring before the stems get too tall, or in the fall after you cut down the plant. If you forget, you can stake your peonies at any time, but be careful not to get too close to the plants when you pound the stakes into the ground.
Here are some popular options for peony supports:
- Tomato cages (you may have to DIY them so they’re not so tight)
- Peony hoops
- Standard plant support hoops
Some peony supports work better than others. Rather than using ties and stakes, full and total supports that completely encircle a peony clump are a better option.
Using Cages
Using cages is a great way to keep your peonies upright and secure. You can create a natural cage made from canes cut from your own garden, such as hazel, dogwood, or willow. These woods are durable and flexible, making them perfect for this purpose.
To make a natural cage, cross the canes over, placing each end securely into the ground to create a sturdy structure. You can weave them through each other or add a few ties using jute twine to hold it in place. This will provide excellent support for your peonies as they grow.
You can also use a peony cage, which is a pre-made cage specifically designed for supporting peonies. These cages usually come in two parts that are hooked together once in the ground to create a simple, strong frame. They're perfect for larger peony shrubs and can be easily hooked together to create a larger-sized frame.
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It's essential to install peony cages in early spring when tender new growth first appears from the ground. Before installation, measure the diameter of the cage to ensure it fits snugly on your peonies. Place the cage firmly around each plant, approximately 3-4 inches from the plant's crown.
If you're looking for a more permanent solution, you can use a wire support frame. This involves pushing six strong metal garden wires or rods into the ground around the plant, spaced in a loose circle to form a low frame. This will become the base of your support system and should be tall enough to hold up the plant at full height.
Peony cages are a great option for larger peony shrubs, and they come in different models with varying features. Some cages have a grid over the circular frame, which provides additional support as flower stems grow through it. Others have two extra rings to give even greater support as your plants grow.
You can also use tomato cages for smaller peony shrubs or those grown in pots. These cages are versatile and can be used for other plants as well, making them a great investment for any gardener.
Staking and Caring for Peonies
If you have peonies with particularly large and heavy heads, staking each of them individually can be a lifesaver. This method also works well if you're growing peonies in containers. Simply take wooden garden stakes or thin branches and place them an inch from the base of each stem, securing them in place with garden twine.
Prevention is always best when it comes to preventing floppy peonies. Add a peony support cage or stake right when the peony is just starting to poke through the ground. This allows the peony to grow in the middle naturally.
You can use a stake and twine or hoop to keep your peony plants upright as they grow and give them additional support. Some people like to use wire tomato cages, but I prefer to use peony cages to support my peonies.
Staking peonies can be a bit more work if you wait until they're already established, but it's still doable. Simply use plastic ties, stakes, and twine to tie them up. I usually tie in two places, one towards the base of the stem and another higher up.
A decorative peony cage can be used as part of the landscape design, adding a touch of elegance to your garden. Just make sure that the type of support you use is the right size for your plant.
Here's an interesting read: Best Way to Stake Peonies
Frequently Asked Questions

Younger peonies won’t need as tall supports, while older, more established peonies will need bigger supports. Most peony support cages are about 25-35 inches tall.
All herbaceous peonies need support, which are the most common ones grown in gardens. Tree peonies usually don’t need support as they have shrub-like growth and woody stems. Itoh peonies are a hybrid of the two and usually don’t need support.
Take a look at this: Peonies Sun
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