7 Fruit Trees You Should Prune in Summer (And Exactly How to Do It)

Most gardeners reach for their pruning shears in late winter and call it a day. But here’s what experienced orchardists know that weekend gardeners often miss: some of your most important cuts happen in the middle of summer. If you want healthier trees, better fruit production, and fewer disease problems heading into fall, knowing the 7 fruit trees you should prune in summer is one of the most valuable skills you can develop.

Summer pruning isn’t about cutting back hard — it’s about strategic, targeted work that directs energy exactly where you want it. Let’s break it all down, tree by tree.

Why Summer Pruning Is Different (And Why It Matters)

When you prune in winter, you’re working on a dormant tree. The cuts you make stimulate vigorous regrowth in spring. That’s great for structure — but not always what you want for fruit.

Summer pruning works on the opposite principle. You’re removing green, leafy growth during the active growing season, which reduces the tree’s ability to photosynthesize and store energy. That might sound bad, but it’s actually a powerful tool. Less leafy canopy means more sunlight reaches the fruit. Less vigorous vegetative growth means the tree channels energy into ripening what’s already there instead of pushing out new shoots.

There’s also a disease management angle. Many fungal and bacterial problems thrive in dense, humid canopies. Opening up airflow in summer can dramatically reduce the conditions that cause problems like brown rot, powdery mildew, and fire blight.

The key rule: summer pruning is light and precise, never heavy. Save your structural cuts for dormancy.

The 7 Fruit Trees You Should Prune in Summer

1. Peach Trees

Peach trees are arguably the biggest beneficiaries of summer pruning, and they’re at the top of every list of fruit trees you should prune in summer for good reason.

Peaches produce fruit on last year’s wood (one-year-old shoots), so managing the canopy is everything. By midsummer, once you’ve harvested or as the fruit is swelling, remove any shoots that are growing straight up (called “water sprouts”) and any branches crowding the center of the tree.

The goal is a classic “open vase” shape — three to five main scaffold branches angled outward with an open, light-filled center. Remove any branches crossing inward.

Why it helps: Peach trees are highly susceptible to leaf curl and peach canker. Better airflow from a thinned canopy reduces humidity and cuts infection pressure significantly.

Timing: Late June through July, after the main crop is sizing up.

2. Plum Trees

Plums, especially European varieties, can develop thick, congested canopies fast. The problem is that plums are also highly susceptible to silver leaf disease, a fungal infection that enters through pruning wounds. The critical thing to know: silver leaf spores are most active in cool, wet conditions — which means summer is actually the safest time to prune plums.

In summer, wounds heal faster and spore counts in the air are lower. This makes July and August the prime window.

Remove any dead, damaged, or crossing branches. Thin out the canopy to let light reach the lower fruiting spurs. Avoid heavy cuts — keep any single cut to removing a branch no thicker than your thumb if possible.

3. Cherry Trees

Sweet cherries are vigorous growers. Left unchecked, they’ll push 18 to 24 inches of new growth in a single season, creating a dense upper canopy that shades out the fruiting wood below.

Summer pruning sweet cherries is almost essential for keeping them at a manageable size. After harvest — which typically finishes by late July — remove about one-third of the new season’s growth. Focus on cutting back the longest, most upright shoots to an outward-facing bud or lateral branch.

Like plums, cherries are vulnerable to bacterial canker and silver leaf, so the post-harvest summer window is ideal from a disease management perspective.

Note on sour cherries: Sour cherries fruit on one-year-old wood and need slightly different management. Light summer thinning still helps airflow, but be more conservative with your cuts.

4. Apple Trees (Trained Forms)

For free-standing apple trees, winter pruning is still the main event. But if you’re growing apples as espaliers, cordons, or step-over forms — trained flat against a wall or on wires — summer pruning is absolutely essential, and it’s done using a specific technique called the Modified Lorette System.

Here’s how it works: once the new shoots of the current season have hardened at the base (typically mid-July to August in temperate climates), cut back:

• Shoots growing directly from the main stem: to 3 leaves above the basal cluster
• Side shoots (laterals) growing from existing spurs: to 1 leaf above the basal cluster

This triggers the formation of fruit buds for next year’s crop — which is exactly what you want. It also keeps trained forms compact and tidy.

If you do this pruning and the tree pushes out secondary growth in late summer, those secondary shoots get cut back to just one bud in September or October.

5. Pear Trees (Trained Forms)

The same Modified Lorette System applies to trained pears as it does to trained apples. Pears on espalier or cordon forms respond beautifully to summer pruning, developing productive fruiting spurs along the framework.

Free-standing pear trees can also benefit from light summer work. Remove any water sprouts, rubbing branches, and overly congested growth in the center. Pears are prone to fire blight — a bacterial disease that spreads most aggressively in warm, moist conditions — so improving airflow is a real disease management tool, not just aesthetics.

Watch for fire blight as you prune: If you spot branches with wilted, blackened “shepherd’s crook” tips, remove them immediately, cutting 12 inches below the visible damage and sterilizing your tools between every cut.

6. Fig Trees

Fig trees are one of the most forgiving subjects for summer pruning. Figs produce two crops: the breba crop (on last year’s wood in early summer) and the main crop (on this year’s new growth in late summer and fall).

Once the breba harvest is done, fig trees often push vigorous new shoots in all directions. This is the moment to step in. Remove any crossing or crowded branches, and cut back overly long shoots to keep the tree a manageable size and shape.

The main benefit here is practical as much as horticultural — fig trees can become huge and unruly fast, and summer is when you have the best visibility into the canopy to see what you’re doing.

One caution: Fig sap is a skin irritant. Wear long sleeves and gloves, and avoid touching your face while working.

7. Apricot Trees

Apricot trees round out the list of fruit trees you should prune in summer, and for a very specific reason: apricots should almost never be pruned in winter.

Apricots are extremely susceptible to a fungal disease called Eutypa dieback (also called dying arm), which enters through winter pruning wounds and can kill major limbs — sometimes the whole tree — over several years. Summer pruning, when conditions are dry and wounds heal fast, cuts this risk dramatically.

After harvest (mid to late July in most climates), remove any dead or diseased wood, crossing branches, and overly vigorous upright shoots. Keep the center open and the tree to a manageable height. A well-pruned apricot tree should allow you to pick most of the fruit without a ladder — a practical goal that also keeps the tree productive for decades.

Pro Tips for Better Summer Pruning

Use the right tools and keep them sharp. A blunt pruning saw or loppers crushes tissue rather than cutting cleanly. Clean cuts heal faster and are less vulnerable to disease entry. Before you start, sharpen your blades and have a bottle of rubbing alcohol or a diluted bleach solution ready for sterilizing between trees (or between cuts if disease is present).

Prune on a dry day. This is especially important for cherries, plums, and apricots. Wet conditions increase the risk of bacterial and fungal infections entering fresh wounds.

The “3 D’s” rule: Always start by removing Dead, Diseased, and Damaged wood before making any other decisions. This alone often opens up a tree considerably and makes the remaining pruning decisions clearer.

Don’t paint wounds. Old advice used to recommend sealing pruning cuts with wound paint. The current consensus from plant pathologists is that wound paint traps moisture and can actually promote rot. Let cuts heal naturally.

Thin fruit while you’re there. If you’re already in the canopy pruning, take the opportunity to remove any undersized, damaged, or crowded fruit. This is especially valuable for peaches and apricots, where overcrowding leads to small fruit and broken branches.

Step back frequently. It’s easy to get tunnel vision when you’re pruning. Step back every few cuts and look at the whole tree from a distance. You’ll see the shape more clearly and avoid over-pruning one section.

Frequently Asked Questions

Q: Can I prune fruit trees in summer if they haven’t finished fruiting yet?

Yes, with care. You can do light thinning and removal of water sprouts while fruit is still on the tree. Avoid heavy cuts until after harvest, as losing too much foliage can affect fruit ripening. For peaches and nectarines, some thinning of leafy shoots actually improves sun exposure on the developing fruit.

Q: How much can I remove during summer pruning without harming the tree?

A general rule is to remove no more than 10 to 15% of the canopy in a single summer pruning session. Summer pruning is inherently more stressful to a tree than dormant pruning, so err on the conservative side. If a tree needs significant reshaping, spread the work over two or three seasons.

Q: Do I need to prune every year?

For trained forms (espaliers, cordons), yes — annual summer pruning is essential to keep the form and build productive fruiting spurs. For free-standing trees, the goal is to establish good structure early on and then do light maintenance each year. A well-shaped mature tree may only need minimal intervention.

Q: What’s the difference between summer pruning and fruit thinning?

They’re related but different tasks. Pruning removes branches and shoots to manage the tree’s structure, size, and canopy density. Fruit thinning removes individual fruits from a branch to reduce overcrowding and improve the size and quality of the remaining fruit. Both are valuable summer jobs, and it makes sense to do them at the same time.

Final Thought

Summer pruning isn’t glamorous. It doesn’t get the same attention as spring planting or fall harvesting. But the time you spend in your orchard in July and August — making careful, targeted cuts on these 7 fruit trees — pays dividends in bigger harvests, healthier trees, and far less disease pressure down the road.

Grab your shears, pick a dry morning, and start with just one tree. You’ll see the difference by next season.