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Shrubs can be pruned in July, but whether you should prune shrubs in July depends on the type of shrub and your goals for pruning.
Pruning shrubs in July can be a helpful way to manage growth and promote healthy plants, but knowing which shrubs respond well to summer pruning and how to prune them for the best chance of thriving is key.
In this post, we’ll answer the question: can you prune shrubs in July?
We’ll explore why some shrubs benefit from July pruning, which types you should avoid pruning in midsummer, and tips to prune shrubs safely in hot weather.
Let’s dive in and get those shrubs looking their best this summer.
Why You Can Prune Shrubs in July
Pruning shrubs in July is often possible, and here’s why pruning shrubs in July can be beneficial:
1. Many Shrubs Are in Active Growth
July is summertime for most gardeners and many shrubs are in their active growing phase during this month.
Pruning shrubs in July can encourage new growth and help maintain a neat shape since the plants are actively responding to pruning cuts.
Removing unwanted or wayward branches during this growth phase can prevent shrubs from becoming overgrown before fall.
2. Encourages Bushier Growth and Flowering
Certain shrubs respond to pruning shrubs in July by producing bushier growth and sometimes even an additional flush of flowers.
For instance, summer-flowering shrubs often bloom on new growth, so pruning shrubs in July supports more blooms later in the season.
This is a great time to prune shrubs that flower on current season’s wood, helping your garden stay vibrant and full.
3. Helps Remove Damaged or Diseased Growth
Pruning shrubs in July gives you a chance to trim away dead, damaged, or diseased branches, especially after storms or extreme heat.
This timely pruning of shrubs in July helps to maintain the overall health of your plants and reduces the risk of spreading disease.
4. Controls Shrub Size Mid-Season
If your shrubs have outgrown their space, pruning shrubs in July can control their size without waiting until late winter or early spring.
This mid-season pruning for shrubs in July can improve air circulation and light penetration in dense plantings.
Which Shrubs Should You Not Prune in July?
While it’s true you can prune shrubs in July, there are some shrubs you should avoid pruning in midsummer because it can harm their health or reduce flowering.
1. Spring-Flowering Shrubs
Avoid pruning shrubs in July that flower on old wood, such as lilacs, azaleas, forsythia, and rhododendrons.
Pruning shrubs in July that bloom in spring cuts away the flower buds for the next year, reducing or eliminating flowers.
These shrubs are better pruned immediately after flowering to save next year’s blooms.
2. Late Summer-Flowering Shrubs That Bloom on Old Wood
Some late summer bloomers also flower on old wood, and pruning shrubs in July can disrupt their blooming cycle.
Examples include some hydrangeas (like Hydrangea macrophylla) and butterfly bush species that set buds on the previous season’s stems.
Pruning shrubs in July might cause fewer flowers in late summer or fall.
3. Newly Planted Shrubs
Avoid heavy pruning of newly planted shrubs in July because they need leaves for photosynthesis to establish strong roots.
Pruning shrubs in July when they’re young and still settling in can stress them and slow growth.
Light shaping or removal of dead wood is okay, but waiting until dormancy is best for heavier pruning.
4. Shrubs Sensitive to Heat Stress
July can be a hot month in many regions, so pruning shrubs in July that are sensitive to heat stress should be done cautiously.
Removing too much foliage during the heat can expose stems to sunburn and cause dehydration.
So, some shrubs benefit from waiting until cooler months for pruning.
Tips for Pruning Shrubs Safely in July
If you decide you want to prune shrubs in July, here are some important tips to keep your plants healthy and happy.
1. Prune Early in the Morning or Late Afternoon
The best time to prune shrubs in July is during the cooler parts of the day, such as early morning or late afternoon.
Pruning shrubs in July when temperatures are at their peak midday heat can stress plants and make cuts dry out too quickly.
This timing helps shrubs recover more quickly.
2. Use Clean, Sharp Tools
Always use clean, sharp pruning shears or loppers when pruning shrubs in July to make clean cuts.
Clean cuts heal faster and reduce the risk of disease, especially important when pruning shrubs in July in the warm season.
3. Don’t Remove Too Much Foliage at Once
When pruning shrubs in July, avoid removing more than one-third of the total foliage on any shrub at a time.
Light pruning shrubs in July helps maintain leaf cover for photosynthesis and reduces stress during hot months.
4. Water Shrubs Well Before and After Pruning
July can be dry or hot, so watering shrubs before and after pruning in July helps minimize stress.
Hydrated shrubs cope better with pruning during midsummer.
5. Monitor Shrubs After Pruning
Keep an eye on shrubs after pruning in July for signs of stress such as wilting or leaf scorch.
If you notice problems, provide extra water, shade if possible, and avoid further pruning until conditions improve.
Additional Benefits of Pruning Shrubs in July
Besides managing growth and boosting flowering, pruning shrubs in July also offers other benefits that gardeners appreciate.
1. Keeps Landscapes Neat and Tidy
Pruning shrubs in July helps maintain neat garden beds during peak growing season when plants can get leggy and overgrown.
This makes summer gardens look polished and well cared for.
2. Prevents Pest and Disease Issues
Removing dead or dense growth by pruning shrubs in July can reduce habitats for pests and improve air circulation, lowering disease risk.
Healthier shrubs are less likely to suffer infestations or infections.
3. Promotes Plant Longevity
Regular pruning shrubs in July and at other times encourages overall vigor and helps rejuvenate older plants.
This can extend the lifespan of your favorite shrubs.
4. Creates Opportunities for Propagation
July pruning cuts can often be used to propagate new plants from cuttings, giving you the chance to expand your garden by cloning your shrubs.
So, Can You Prune Shrubs in July?
Yes, you can prune shrubs in July, and in many cases, it’s a great time to prune shrubs for shaping, health, and encouraging new growth.
Pruning shrubs in July works best for summer-flowering species and shrubs not sensitive to heat stress.
However, avoid pruning spring-flowering shrubs or those that bloom on old wood in July because this can reduce or eliminate their blooms next year.
When pruning shrubs in July, use proper techniques like pruning during cooler times, using clean tools, watering well, and not removing too much foliage at once to keep your shrubs healthy.
So with a little care, pruning shrubs in July can be a practical way to keep your landscape looking great through the summer and beyond.
Happy pruning!