In this video clip from Gardeners’ World, Monty Don explains the life cycle of biennial plants such as sweet rocket, honesty and wallflowers. He sows seed of wallflower Erysimum cheiri ‘Blood Red’, offering tips on a low-nutrient seed compost, pricking out the seedlings then growing them on. Watch now to find out more about growing biennials.
This collection of three beautiful shrubs have been specially selected for our readers. Enjoy fantastic autumn foliage and brightly-coloured berries, plus receive 60 free bulbs and a packet of Rootgrow.
*Simply pay £5.95 postage to receive a mixed bag of 30 tulips, containing varieties 'Jan Reus', 'Orange Emperor' and 'Purple Flag'. Plus pay no extra postage and save on a selection of other spring bulbs.