How to grow border irises
From blues, apricots, yellows, whites to purples and even black - there is a border iris to cover everyones taste in colour. As long as you have a well-drained soil and a sunny position, you can grow these easy-to-maintain plants in your garden
All you need to know
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.