Learn everything you need to know about growing irises, including how to plant them, how to grow and care for iris flowers, and how to bulbs in this Old Farmer's Almanac guide.

Aug 15, 2024 · If you want a vibrant, full bloom among your irises, then you need to know exactly when to plant iris bulbs, where to plant them, and how to divide them.

May 12, 2025 · One common mistake first-timers make when planting irises is to plant them too deep. Unlike most plants, irises do best when their rhizome — the brown, root-like structure at …

For best results, plant iris rhizomes in July, August or September. This is also the best time (plants are normally dormant during the heat of July and August) to divide and replant iris that …

Sep 27, 2022 · Here’s a step-by-step guide to planting irises from bulbs, with some extra information on planting rhizomes. 1. Pick the Spot. Iris needs full sun to partial shade and well …

Oct 9, 2025 · Planting irises in the right location is essential to their success in the garden. As a robust and versatile perennial, irises can dramatically enhance a garden’s aesthetic with their …

Jul 5, 2025 · Knowing when to plant iris bulbs—either in fall or spring—can determine whether you enjoy vibrant blooms or face a season of missed potential. Success begins with understanding …