Iris
Irises: The Timeless Rainbow of the Northern Garden
The Iris genus offers a spectacular range of colors, shapes, and sizes, earning its name from the Greek goddess of the rainbow. At Firefly Farm & Mercantile, our complete collection is curated to ensure that every gardener—regardless of their soil type or sunlight—can enjoy these elegant blooms. Acclimated to the Driftless Region, our irises are selected for their superior cold hardiness and their ability to provide architectural beauty year after year.
Diversity in the Garden: Bearded, Siberian, and Japanese
Understanding the different types of Iris is the key to a successful harvest of color. Bearded Irises are the drought-tolerant stars of the sunny border, famous for their fuzzy "beards" and massive floral displays. Siberian Irises (Iris sibirica) are the "carefree" cousins, forming elegant, grass-like clumps that are incredibly adaptable to various soil conditions. For those with damp or slightly acidic soil, our Japanese Irises (Iris ensata) provide massive, flattened blooms that represent the grand finale of the iris season in early summer.
Quick Iris Growing Guide:
- Soil & Moisture: Bearded Irises need sharp drainage and "dry feet." Siberian and Japanese varieties prefer consistent moisture and can even thrive near pond edges.
- Hardiness: Extremely resilient; all varieties in our collection are reliable in USDA Zones 3-8.
- Sunlight: Most irises perform best in full sun, though Siberian and Japanese varieties can tolerate light afternoon shade in hotter regions.
- Planting Window: Best planted in late summer or fall to allow for root establishment before the winter freeze.
- Expert Tip: Divide your irises every 3-5 years! This prevents overcrowding, rejuvenates the plant, and gives you plenty of new divisions to share with friends or expand your own garden.
Explore our full rainbow of Iris varieties below. From the tallest bearded giants to the most delicate species iris, every plant we offer is a testament to the beauty and resilience of the northern garden.






















