Blackberry Picking Guide: Season and Tips
Wild and cultivated blackberries are a summer treat worth seeking out. Learn when blackberry season peaks in your area and how to pick your own.
Blackberries hold a special place in American food culture. They grow wild along roadsides, in hedgerows, and at field edges across most of the country — and they are cultivated for u-pick at hundreds of farms. Their flavor is distinctive: deeper and more complex than raspberries, with notes of earth and wine, a slight tartness, and intense sweetness when fully ripe. Picking them requires patience and often a few scratches, but the reward is worth it.
Wild vs. Cultivated Blackberries
Before we get into u-pick specifics, it is worth understanding the difference between the blackberries you might find growing wild and the varieties cultivated at u-pick farms.
Wild blackberries (genus Rubus) grow throughout North America in various species. They tend to be smaller, seedier, and more intensely flavored than cultivated varieties. Wild blackberry picking is a cherished tradition in rural communities, though you must be certain of identification and landowner permission.
Cultivated varieties grown at u-pick farms are selected for large fruit size, high productivity, thornless canes, and extended season. Common varieties include:
- Triple Crown — large, sweet, thornless; widely planted in the eastern US
- Chester — very large fruit, thornless, excellent for fresh eating
- Natchez — early season, very large, sweet, developed in Arkansas
- Arapaho — early ripening, upright thornless canes, excellent flavor
- Apache — very large fruit, late season, extremely sweet
Thornless varieties have made blackberry u-pick dramatically more pleasant than old thorned varieties. Many modern farms grow exclusively thornless types.
Blackberry Season by Region
The South: June and July
Blackberries ripen first in the South. Georgia, Alabama, Mississippi, and Arkansas farms see harvest beginning in late May and running through July. The native species often ripen weeks before cultivated varieties in the same area.
Arkansas, which has a rich blackberry breeding program at the University of Arkansas, has numerous u-pick operations with early ripening varieties like Natchez and Osage.
Mid-Atlantic: July
Virginia, Maryland, Pennsylvania, and New Jersey farms peak in July, with the season often running from late June through mid-August for farms that grow multiple varieties.
Midwest: July through August
Ohio, Indiana, Missouri, Kansas, and Michigan blackberry farms peak in July and August. Illinois farms often open in early July for early varieties and run through August.
Pacific Northwest: July through September
Oregon has a particularly rich blackberry culture — including the aggressive wild Himalayan blackberry that grows prolifically in the region. Cultivated thornless varieties at Oregon u-pick farms peak in July and August. Washington farms follow a similar schedule.
Mountain West: July through August
Colorado and Utah farms pick blackberries in July and August, with higher elevation farms ripening later.
New England: August
New England blackberry farms peak in August, with some farms in southern New England (Connecticut, southern Massachusetts) seeing harvest from late July. Vermont and Maine farms typically peak in August.
How to Identify Ripe Blackberries
Unlike strawberries that are red when ripe, blackberry ripeness requires a bit more knowledge.
Color: Ripe blackberries are uniformly deep black — not red, purple, or dark red. Any berry still showing red is not ready and will not sweeten after picking.
Drupelet uniformity: A blackberry is made of many small fruit segments (drupelets). On a ripe berry, all drupelets are plump, shiny, and the same deep color. Unripe berries have sunken or unevenly colored drupelets.
The pull test: A ripe blackberry releases from the stem with virtually no effort — just a light touch. An unripe berry holds firmly. If you have to pull, leave it.
Size: Fully ripe blackberries are at their maximum size. Do not pick compact, small berries thinking they will ripen — they are simply past peak or unripe.
Picking Technique and Safety
Dealing with Thorns
Even at farms with thornless cultivated varieties, thorns may be present on wild plants at field edges or on older canes in the row. Wear long pants and long sleeves or at minimum, bring a pair of light garden gloves for thorn protection.
Move slowly through the row. Canes can arch across paths and catch on skin or clothing. Deliberate, careful movement prevents both scratches and damage to the canes.
What to Watch For
- Bees and wasps — heavily attracted to ripe blackberries, especially late-season overripe fruit. Move calmly, do not swat.
- Staining — blackberry juice is among the most intense staining agents in the plant kingdom. Wear clothes you do not care about.
- Snakes — particularly in the South and warmer regions, blackberry thickets are attractive to snakes seeking shade and rodents. Wear boots and watch where you step in wild or naturalized areas.
Storage and Preservation
Blackberries are highly perishable — more so than blueberries but comparable to raspberries. Plan accordingly:
Fresh: 1 to 2 days at room temperature; 3 to 4 days refrigerated (unwashed)
Freezing: Spread in single layer on baking sheet, freeze solid, then transfer to bags. Lasts 12 months.
Jam: Blackberry jam is one of the most popular home canning projects. A basic recipe uses 5 pounds of berries, 3 pounds of sugar, and lemon juice. The natural pectin in blackberries helps jelling.
Cobbler and crisp: Blackberries are excellent in baked desserts and can go directly from freezer to oven.
Pricing
U-pick blackberries typically run $3 to $6 per pound, similar to raspberries. The premium reflects their labor-intensive nature and perishability. Compared to grocery store prices for cultivated blackberries ($5 to $8 per pint, or roughly $8 to $12 per pound), u-pick represents significant savings for large quantities.