The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.

A perennial, usually grown as an annual, with finely-divided foliage and ruffled, semi-double, rich yellow flower-heads, 5cm across, over a long period from late spring to late summer ...

Sunflowers are superb but not always suited to every garden. Here are plenty of other options to introduce brilliant sunny ...

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