Dibble

Growing blackberries: from seed to harvest

Plant canes in the cool part of the year with room to spread and a trellis. A perennial that fruits on second-year canes. Where winters are mild, pick a variety that needs little winter chill.

Type: FruitSun: Full sunWater: Moderate waterDays to maturity: 130Spacing: 36"Hardiness: Half-hardyPerennial

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Planting dates for blackberries by zone

Planting dates for blackberries by zone
ZoneStart seeds indoorsSow or transplantHarvest
Zone 3Not suited
Zone 4Not suited
Zone 5Not suited
Zone 6not neededApril 10August 20
Zone 7not neededMarch 25July 31
Zone 8not neededFebruary 26July 1
Zone 9not neededJanuary 29June 8
Zone 10not neededMarch 24August 1
Zone 11Not suited

Each date is the start of the best window from the same climate engine the Dibble app uses, run at typical places in each zone. Dibble tunes them to your garden's own location and lets you adjust frost dates for your own yard.

Companion plants

Good neighbors for Blackberry:

Garlic

Better kept apart:

Raspberry

Related crops

Questions

When should I plant blackberries?

It depends on your zone. Blackberry is a half-hardy crop, so the timing follows your last spring frost. Look up your zone in the table below for exact start, sow, and harvest dates, or open Dibble and set where your garden is to get your own calendar.

How long does it take to grow blackberries?

About 130 days from transplant to the first harvest, with a picking window of roughly 45 days after that.

What grows well with blackberries?

Good companions include Garlic. Keep it away from Raspberry.


Plant at the right time this season

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