To celebrate 25 years of exhibiting at the world's greatest flower show, Rosy has written her first book, which is now available to buy from Hardy's Cottage Garden Plants
The architectural flower spikes of this herbaceous plant are green and white when in bud, maturing to soft purple and white flowers, which contrast well with the large dark green leaves.
ACHILLEA ptarmica 'Boule de Neige' (The Pearl Group)
This variety of Achillea has a button-like flower shape with double white flowers in mid summer, which contrast well with the dark green finely cut foliage.
'Queen of Sheba' stands out for its unusual autumn flowers - smaller and finer than other Actaea cultivars they arch away from the dark stems that rise out of the lush almost black purple foliage
Highly sought after for its very dark, almost black deeply divided foliage and the willowy bottle-brush spikes of fluffy white scented flowers that rise majestically above it in autumn
Cream flower spikes with a sweet perfume are held on slender purple stems in autumn. Many customers buy it for the attractive foliage, only to be surprised by the gorgeous flowers that appear later ..