Doyle's Thornless Blackberry

For Family Use, we recommend 3-5 plants. Generally produces from early July into September with peak production between Mid July and Mid August. Soil ph must be between 5 and 6.5. This is a trailing blackberry that can grow up to 40 foot long canes and must be trellised. fertilize with an even number fertilizer such as our organic fish based 4-4-4. If temperatures go below minus 20 Fehrenheit the plant must be covered with 6 mil clear or white plastic to make a temporary greenhouse during the winter. Produces in all 50 states and Canada.