Discover five of the most reliable herbaceous plants in this feature, picked by Alan Titchmarsh.
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While trends may change, there are some plants that always earn their keep.
To stand the test of time, these plants need to put on a good show each year, endure changing weather patterns and be easy to grow.
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RHS Chelsea Plant of the Year in 2011, this beautiful shrub blooms for months on end, with white flowers which have striking blue backs. Best suited to beds and borders, in full sun or partial shade.
Part two in the series, this online Masterclass and live Q&A will teach you how and why to prune your plants in summer. Tickets £15 (or save 15 per cent on series).
Named Plant of the Century at the 100th RHS Chelsea Flower Show, this reliable and easy to grow perennial flowers prolifically from June to October with blue, saucer-shaped blooms.
