World of Irises: Irises: The Best and the Bluest, Part One

World of Irises: Irises: The Best and the Bluest, Part One

Stephen Anderton: The best 'cool' foliage

Ugly Duckling Presse: I Have Seen the Bluest Blue

Blue Eyes: Prevalence, Advantages, and Disadvantages

Blog — Enchanted Gardens

25 Breathtaking Blue Flowers For Your Garden

Welcome Mat: Learn all about historic irises

25 Best Blue Flowers BBC Gardeners World Magazine

World of Irises: Irises: The Best and the Bluest, Part One

garden