Columbia Star Thornless Blackberry – Live Plant

Trailing Blackberry Variety

Grow delicious blackberries with Columbia Star, a remarkable thornless, trailing blackberry developed through a collaboration between the USDA and Oregon State University.

Known for its outstanding flavor, large berries, and productive growth, Columbia Star is an excellent choice for home gardeners who enjoy growing their own fresh fruit. Its genetics include approximately 20% Marionberry, contributing to a flavor profile described as comparable to or better than Marionberry.

Plant Features

• Variety: Columbia Star

• Plant type: Thornless, trailing blackberry

• Development: USDA and Oregon State University

• Genetics: Approximately 20% Marionberry

• Fruit: Large blackberries

• Flavor: Outstanding, comparable to or better than Marionberry

• Growth habit: Trailing canes

• Cold hardiness: More cold-hardy than Marionberry and Black Diamond, according to the variety information

• USDA Hardiness Zones: 5–8

• Light: Full sun

Why Grow Columbia Star?

Columbia Star is a popular choice for gardeners looking for a flavorful thornless blackberry.

• Thornless canes: Easier to handle during pruning and harvesting.

• Trailing growth habit: Suitable for training along a trellis or support system.

• Large berries: Produces larger berries than Marionberry and Black Diamond, according to the variety information.

• Excellent flavor: A delicious option for fresh eating and homemade blackberry recipes.

• Productive variety: Known for higher yields than Marionberry and Black Diamond.

• Cold hardiness: Offers improved cold hardiness compared with those varieties.

Growing Information

• Sunlight: Plant in full sun.

• Hardiness: USDA Zones 5–8.

• Growth habit: Trailing canes benefit from appropriate support and training.

Provide enough room for the trailing canes to grow and develop. Regular pruning and trellis management can help keep the plants organized and make harvesting easier.

Seasonal Shipping and Plant Appearance

Your Columbia Star blackberry plant ships rooted in a pot.

• Spring and Summer: Plants generally ship with leaves.

• Dormant Season: Plants may ship without leaves while dormant.

Dormant plants are naturally leafless during their resting period. Seasonal appearance does not necessarily indicate plant health.

Shipping Information

• Free shipping to most locations.

• Additional freight charges may apply for Alaska, Hawaii, APO addresses, U.S. territories, and locations considered remote.

• All plants are inspected for quality before shipment.

Please contact us upon arrival if you have concerns about your plant's condition. If there is a shipping issue, photos can help us understand and address the problem.

Message us before ordering if you have any questions.

Thank you for supporting Scenic Hill Farm, a licensed Oregon nursery!