How to plant young perennials Monty Don shows how to fill borders with colour by planting young perennials like aquilegia and verbascum. By BBC Gardeners' World Magazine Published: Saturday, 20 July, 2019 at 2:57 pm A table displaying which months are best to sow, plant and harvest. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec To do To do J Do not To do in January F Do not To do in February M Do not To do in March A Do To do in April M Do not To do in May J Do not To do in June J Do not To do in July A Do not To do in August S Do not To do in September O Do not To do in October N Do not To do in November D Do not To do in December Share on Facebook Share on Twitter Share on Pinterest Share on Whatsapp Share on Blogger Email to a friend Monty Don shows you how to fill out your borders with young perennials. Focusing on aquilegias and verbascums, he explains the different conditions these plants prefer. He also looks at the advantages of growing your own perennials from seed. Advertisement Advertisement Share on Facebook Share on Twitter Share on Pinterest Share on Whatsapp Share on Blogger Email to a friend Tags Broadcast 2012 GW TV programme Hardy perennial Monty Don Planting Video Offers Plant of the week Save £8 on Photinia 'Little Red Robin' £11.98 £19.98 for two 2L potted plants 'Little Red Robin' is a fabulous evergreen shrub, with bright red leaf tips. Perfect in containers or as a low growing hedge, each spring bright red new shoots appear. Limited time only - buy now Ends in: 6 days Save 50% Winter-flowering clematis £21 £42 for three potted plants This evergreen clematis collection will provide your garden with colour and beauty from November through to April, when most other plants have faded. Buy now for winter blooms Offer Ends: Tuesday, 30 November, 2021 Travel and events Sustainable Gardening with Monty Don Join Monty Don and Editor, Lucy Hall for an online event where they'll discuss Sustainable Gardening.