When to Plant Blueberries

I put my first blueberry bush in the ground in the middle of June because that’s when I finally got around to buying one. It survived, technically, but it sulked all summer and didn’t really take off until the following spring. Nobody had told me that timing matters almost as much as soil pH does with these plants so if you’re about to plant yours, it’s worth five minutes to get the season right before you get the shovel out.

The Short Answer

For most home gardeners, early spring is the safest bet right after the ground has thawed and dried out enough to work, but before the plant has pushed out much new growth. That said, fall planting works too in milder climates, and depending on where you live, one might actually suit you better than the other.

Spring Planting: The Default for a Reason

David Handley, a fruit specialist with the University of Maine Cooperative Extension, puts it simply: wait for early spring, once the ground has dried out enough to work without turning to mud. That’s not just a Maine thing it holds true across most of the colder and mid-range growing zones in the US.

The logic is simple. Plant in spring and the bush gets a full growing season to settle its roots before facing winter. There’s no rush of new leaf growth to support right away, temperatures are mild, and the plant isn’t fighting summer heat while it’s still adjusting to being transplanted. If you’re in USDA zones 3 through 6, spring is really your only reliable window fall planting in these areas risks the plant not rooting in before a hard freeze hits.

When Fall Planting Makes Sense

In warmer regions think zones 6 through 9 fall planting is a legitimate option and, in some cases, arguably better. Cooler soil temperatures in fall encourage steady root development without the stress of summer heat, and the plant can quietly establish itself over winter instead of scrambling to grow leaves and roots at the same time come spring.

If you’re going this route, don’t cut it too close. Aim to get the plant in the ground at least four to six weeks before the first hard freeze, so the roots have a real chance to settle before dormancy sets in. Planting too late in fall basically wastes the advantage the plant just sits there stressed instead of rooting.

Quick Reference by Zone

USDA Zone	Recommended Planting Time	Notes
3–5	Early spring only	Fall planting risks frost damage to unestablished roots
6–8	Early spring or fall (Sept–Nov)	Fall works well if planted 4–6 weeks before first frost
9–10	Fall through winter	Mild winters allow planting almost any time except peak summer

Not sure which zone you’re in? It’s worth checking before you commit to a season, since planting outside your zone’s window is one of the more common reasons new blueberry bushes struggle.

Does It Matter If You’re Planting Bare-Root or Potted?

Yes, actually. Bare-root blueberry plants are typically only available while they’re dormant so late winter into early spring and they need to go in the ground fairly soon after you get them, since the roots dry out once exposed. Potted, container-grown plants are more forgiving. They can technically go in the ground anytime the soil isn’t frozen or waterlogged, which gives you a bit more flexibility if your schedule doesn’t line up perfectly with “ideal” spring or fall windows.

If you’ve already worked out your soil pH and site prep, the planting window becomes less stressful either way, since the plant isn’t fighting bad soil on top of transplant adjustment.

A Few Things to Avoid

• Don’t plant during a summer heatwave even a cold-hardy variety struggles to establish roots while also trying to survive high heat.
• Don’t plant into frozen or waterlogged ground; wait a week or two if the soil is still muddy from snowmelt or heavy rain.
• Don’t skip the soil test just because you’re excited to plant. Blueberries need acidic soil (roughly pH 4.5–5.5), and fixing pH after planting is a much slower process than doing it beforehand.
• Don’t rush a bare-root plant get it in the ground within a few days of buying it, not weeks later.

Once your bushes are in and settled, it’s worth reading up on how much and how often to water young blueberry plants, since the first year’s watering routine matters almost as much as the planting timing did.

Frequently Asked Questions

Can you plant blueberries in the summer? You can, but it’s not ideal. Summer heat puts stress on a plant that’s also trying to establish new roots, so you’ll likely need to water more often and watch it closely if you do plant during this window.

Is fall or spring better for planting blueberries? It depends on your climate. Colder zones (3–5) should stick to spring. Milder zones (6–9) can go either way, with fall often giving roots a head start before the following growing season.

How old should a blueberry plant be when I put it in the ground? Most nurseries sell one- or two-year-old plants, which is a good size to start with old enough to have a decent root system, young enough to establish well after transplanting.

Do I need to amend the soil before planting or after? Before, ideally. Sulfur-based amendments can take months to shift soil pH, so if you’re planning a spring planting, it helps to test and amend the soil the previous fall.

How far apart should I plant multiple blueberry bushes? Space them about 4 to 5 feet apart, with roughly 8 feet between rows if you’re planting more than one row. This gives the root systems and canopy enough room without crowding.

Bottom Line

If you only remember one thing from this: early spring is the safe, reliable choice almost everywhere, and fall is a solid alternative if you’re in a milder zone and plant early enough. Skip the mid-summer impulse buy timing genuinely affects how well the plant settles in, and a bush that roots properly in its first season will outgrow one that was planted at the wrong time, even with identical care afterward.

Sources: University of Maine Cooperative Extension – Planting Blueberries, Fall Planting of Blueberries – Grow Organic