Definition of growing bag in English:

growing bag

noun

British
  • another term for growbag
    • ‘Make use of your unheated greenhouse by sowing coriander, early carrots, winter lettuce, spring onions and early peas in pots, growing bags or border soil.’
    • ‘He says that he buys growing bags instead and boasts that they're full of wonderful peat, plus an enriching mixture of nutrients, and they're cheaper.’