Raspberry (Rubus idaeus) Glen Prosen Summer fruiting variety which is packed full of flavour! Raspberry Glen Prosen is a summer fruiting cane which grows medium-large sized fruits which have a firm and delicious flavour. These fruits can handle with both dry and wet regions of the UK, so no matter where you live, you should be able to grow your own excellent raspberries! This makes these canes perfect for our UK climate and it will grow an abundance of those scrumptious sweet raspberries from June through to late autumn. These berries are versatile in home-cooking, as they can be enjoyed raw, used in desserts or turned into jams or jellies! Pick straight from the cane when ready, canes are thornless and upright, with moderate vigour. Height: 250cm (98). Spread: 50cm (20).