Picking a border theme, for example by colour, is a great way to ensure it has a sense of cohesion. In this video clip, Monty Don plants Astrantia 'White Giant', Cosmos 'Purity' and bishop's weed, Ammi majus – all of which have white flowers.

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Salvia nemorosa_ ‘East Friesland’

Plant of the Week: Save 20% on Salvia nemorosa ‘East Friesland’

This week, save 20% and buy 5 x 9cm pots for just £19.99.

Offer ends 23.59, Sunday 22 June.
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