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Geraniums should be pruned, and doing so regularly is one of the best things you can do for their health and beauty.
If you’ve been wondering whether geraniums should be pruned or if you can get away with leaving them alone, the short answer is that pruning isn’t just optional, it’s essential.
When you prune geraniums, you encourage bushier growth, more flowers, and a longer blooming season.
It might feel a little scary to snip away at your beloved plants, but trust me, geraniums respond beautifully to a good trim.
In this post, we’ll dig into why geraniums should be pruned, when and how to do it, and the common mistakes to avoid.
Let’s grab those shears and get started.
Why Geraniums Should Be Pruned
Geraniums should be pruned for several important reasons that go far beyond just keeping them tidy.
When you prune geraniums, you’re actually telling the plant to put its energy into new, healthy growth instead of wasting it on old, leggy stems.
Here’s the real deal on why geraniums should be pruned.
1. Pruning Geraniums Promotes More Blooms
The number one reason to prune geraniums is to get more flowers.
When geraniums are pruned, the plant responds by producing new shoots from the base of the stems.
These fresh shoots are where the new flower buds will form.
If you never prune geraniums, the plant focuses on producing seeds from old, spent blooms, which signals it to stop flowering.
So if you want a continuous show of color all season long, pruning geraniums is non-negotiable.
2. Pruning Geraniums Keeps Them Compact and Bushy
Geraniums have a natural tendency to get leggy, especially if they’re not getting enough sunlight.
When geraniums are pruned back, you force the plant to branch out.
Instead of a few long, floppy stems with leaves only at the tips, you get a dense, compact plant with foliage all the way down.
This makes your geraniums look fuller and healthier, and it also helps the plant support all those heavy flower clusters.
3. Pruning Geraniums Removes Dead and Diseased Growth
When you prune geraniums, you’re also doing a health check.
It’s the perfect time to remove any yellowing leaves, dead stems, or spots that look diseased.
By cutting away these problem areas, you improve airflow around the plant, which reduces the risk of fungal diseases like botrytis.
So pruning geraniums isn’t just about looks, it’s about keeping your plant alive and thriving.
When To Prune Geraniums
Now that you know geraniums should be pruned, let’s talk about the best timing.
The right time to prune geraniums depends on whether they’re growing indoors or outdoors, and the season you’re in.
1. Pruning Geraniums in Early Spring
The most important time to prune geraniums is in early spring, just as they’re coming out of their winter rest.
If you’ve overwintered your geraniums indoors, they’ve probably grown thin and leggy.
You should prune geraniums back hard at this point, cutting each stem down to about 4 to 6 inches tall.
This might seem drastic, but it’s exactly what geraniums need to wake up and produce vigorous new growth.
2. Pruning Geraniums in Summer for Continuous Blooms
Geraniums should be pruned again in mid-summer to keep them blooming.
As flower clusters fade, you should deadhead them, which is a light form of pruning geraniums.
You can also trim back any stems that have grown too long or are looking scraggly.
A summer prune encourages a fresh flush of flowers in late summer and early fall.
3. Pruning Geraniums in Fall for Overwintering
If you plan to bring your geraniums inside for the winter, fall is another great time to prune geraniums.
Before the first frost, dig up your geraniums and cut them back by about one-third.
This reduces the size of the plant so it’s easier to store, and it also removes any weak growth that won’t survive the winter.
You can then pot them up and keep them in a cool, dark place until spring.
How To Prune Geraniums The Right Way
Pruning geraniums isn’t complicated, but there’s a right way and a wrong way to do it.
If you want the best results, follow these simple tips for how to prune geraniums.
1. Use Clean, Sharp Pruning Shears
Always use clean, sharp scissors or pruning shears when you prune geraniums.
Dull blades can crush the stems, making them vulnerable to rot.
And dirty blades can spread disease from one plant to another.
Wipe your shears down with rubbing alcohol before you start, and you’re good to go.
2. Cut Just Above a Leaf Node
When you’re pruning geraniums, always cut just above a leaf node.
A leaf node is the little bump on the stem where leaves grow out.
This is where the new growth will emerge.
Make your cut at a slight angle, about a quarter-inch above the node.
This gives the new shoots room to grow and prevents the stump from rotting back into the stem.
3. Don’t Be Afraid to Cut Back Hard
A common mistake when people prune geraniums is being too timid.
Geraniums are tough plants, and they can handle a hard pruning.
If a stem is long, woody, or bare, don’t hesitate to cut it way back.
The more you prune geraniums, the more they’ll reward you with fresh, green growth.
4. Pinch Young Geraniums for Bushier Growth
For young geraniums, you don’t even need shears.
You can simply pinch off the growing tip with your fingers.
This encourages the plant to branch out from the base, giving you a fuller plant from the start.
Pinching is an easy, quick way to prune geraniums when they’re still small.
Common Mistakes When Pruning Geraniums
Even though geraniums should be pruned, it’s possible to mess it up.
Here are a few mistakes to watch out for.
1. Pruning Geraniums Too Late in the Season
If you prune geraniums too late in the fall, you might stimulate new growth that will be killed by the first frost.
Always make sure you give your geraniums enough time to recover and set buds before cold weather hits.
2. Pruning Geraniums With Dull Tools
As we mentioned, using dull scissors to prune geraniums can do more harm than good.
This can cause torn stems that invite pests and disease.
3. Forgetting to Water After Pruning
After you prune geraniums, give them a good drink of water.
Pruning is stressful for the plant, and water helps it recover.
But don’t overwater, as geraniums prefer to dry out slightly between waterings.
So, Should Geraniums Be Pruned?
Geraniums should be pruned, and there’s really no debate about it.
When you prune geraniums regularly, you get more flowers, healthier foliage, and a more attractive plant overall.
Whether you’re pruning geraniums in early spring, deadheading them in summer, or cutting them back for winter, the process is simple and incredibly rewarding.
So grab your shears and give your geraniums the trim they deserve, they’ll thank you with a spectacular show of color.
Happy gardening.