From Longman Dictionary of Contemporary Englishsoft fruitˌsoft ˈfruit noun [countable, uncountable] especially British EnglishDF small fruits, such as strawberries, that you can eat that do not have a hard skin or large seed
Examples from the Corpus
soft fruit• In the Perth/Borders area tourism and soft fruit occupied the summer and autumn periods.• It just seemed a pity that Norfolk should have no more appetising soft fruit.• September Take cuttings from strong young shoots and root outdoors as for soft fruit.