Different training techniques mean raspberries can be grown in gardens of any size and in containers. Drive them into the ground to a depth of 75cm (30in) at up to 3.6m (12ft) apart, Stretch two sets of parallel wires horizontally at 75cm (30in) and 1.5m (5ft) from the ground, Drive a 2.4m (8ft) long and 7.5cm (3in) diameter post into the ground to a depth of 75cm (30in), Plant two or three plants around the base and tie in the canes with garden twine, ‘Glen Fyne’: conical fruit with very good flavour, good yields, spine-free canes, ‘Cascade Delight’: vigorous cultivar with firm, large fruit. Some branches will get damaged by winter weather, so you want to wait to see what nature does first. I live in the bay area of calif. Pruning raspberries this way forces secondary or lateral branches to grow from nodes along the stem. The first roots should be no more than 5cm (2in) below the soil level; use the nursery soil mark on the stem as a guide, Prune the canes to within 25cm (10in) of the ground after planting, Do not prune if summer-fruiting raspberries are supplied as ‘long canes’ - these are year-old, ready-to-fruit canes that will crop in the first season, Cut back fruited canes to ground level after harvesting in summer, without leaving a stub, Select the strongest young canes, around six to eight per plant, and tie them in 10-15cm (4-6in) apart along the wire supports, Remove the remaining young stems at ground level, Loop longer canes over the top wire and tie them in. Raspberries are one of the most popular summer fruits and are very easy to grow. The fruit fly - spotted wing drosophila (SWD) - is likely to become an increasing problem. Dormant buds along the main stems will develop heavy-bearing branches. ", "Amy, this year allow the plants to stand through winter, and trim off any dead parts in early spring. The flavor has no equal. Tender, juicy, dark red berries are delicious frozen, canned and fresh. ", "I plan to plant raspberries as soon as the recommended proper time arrives in my area (8a), Dallas, TX. RHS members can get exclusive individual advice from the RHS Gardening Advice team. 1. They will be ridiculously long if I wait until after frost. I plan on mulching them in September. These big, vigorous brambles will only grow into heavy-bearing bushes if they are tip-pruned in summer by cutting off tips of the new canes when they are about head high. There will probably be some winter injury, so it's best to wait until spring to do further pruning. I have tried pruning them all to the soil line, I have tried pruning only the old canes and I always thin in the spring because I want to prevent overcrowding. Raspberries can be planted at any time during the dormant season, between November and March, providing the soil is not frozen or waterlogged. The Boyne Raspberry is extremely cold hardy red raspberry, richly sweet in flavor. Pinching the new canes at eye level delays fruiting of fall-bearing raspberries by about three weeks and forces the development of lateral branches, so it is a very sound practice in warm climates where you want raspberries to wait out the hottest part of summer before they bloom and set fruit. Raspberries can be planted at any time during the dormant season, between November and March, providing the soil is not frozen or waterlogged. Ideally, you want the berries to ripen while the weather is still warm, because warm sunshine makes raspberries taste better, but you don’t want them coming in so early that the fruit gets scalded by summer sun. They dislike waterlogged soils and shallow chalky soils. Try topping back the long canes in late summer to 5 feet, and then trim off winter injury in the spring. The new advice for pruning raspberries goes like this: "Remove old canes in late winter by cutting them into pieces with pruning loppers.". They are not for your tidy garden and will not subject to tidy rows or trellising. i am in southwest florida, so no winter here. They will produce fruit on the top 1/3 of the plant during their first fall. I've just been wrapping them on the trellis, but they need to be cut back. The easiest of the four varieties to prune are the `Heritage' red raspberries. Single raspberry plants can be grown in 38cm (15in) diameter containers of 80 percent multipurpose compost and, to add weight for stability, 20 percent loam-based potting compost, training the canes up bamboo poles.