Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

Iris are an incredibly diverse group of bulbs and rhizomes, encompassing over 200 species and numerous cultivars. They range widely in cultural requirements, some are drought tolerant, while ot...

I. aurea grows 4 feet tall from seed, with flowers in two sessile clusters of brilliant yellow and wavy edges. Rhizomatous irises have rhizomes as rootstocks, close to or on the surface, or jus...

I. bartoni blooms in June in scented flowers in clusters of two or three. Creamy-white falls and standards veined with green and purple and orange beard makes this species interesting. Rhizomat...

I. biliotti blooms in heavily scented flowers in June with 3 inch falls of a reddish-purple veined with black, has a white beard, and purple-blue standards with navy blue veins. Rhizomatous iri...