If the rhizomes are planted too deep this can be a reason they don’t bloom. When iris rhizomes are planted too deep, they may not grow. The rhizome should be showing above the soil. When planting your iris rhizomes planting at the proper depth is critical. If your soil drains poorly you will need to enhance the soil to improve drainage. If the water takes more than 1 hour to drain from the hole, your soil is poorly drained. You will be able to tell if the soil drains well by digging a 12” deep hole and filling the hole with water. Once you have a sunny location picked out, check your soil’s drainage. If the bulbs are sitting in wet, saturated and poorly drained soil this leaves them susceptible to root rot.
The second requirement is soil that drains well.
Planting iris full#
A full sun location is an area with 6-8 plus hours of direct sunlight per day. The first requirement is that they are planted in a full sun location. Preparation at the time of planting can have an important impact on the health and longevity of your bearded iris rhizomes.īearded Iris have a few requirements when it comes to their planting location. Generally, bearded irises are easy to grow perennials once they are established. Planting Location for Bearded Iris Plantings Therefore, if you want the best chance of your iris blooming the following spring, be sure to plan and plant your bearded iris in August or September.Ģ. Early season planting increases the chances of the bearded iris blooming the first season after planting exponentially.Bearded Irises require at least 6 weeks before the ground freezes to establish roots to survive the winter and start taking in nutrients.2 reasons you will want to plant your bearded iris rhizomes in late summer to early fall. Early season planting will help to ensure the best results for your iris plantings this year. These perennial bulbs that grow from rhizomes are available for planting early in the season. They are available for shipping from online retailers such as Holland Bulb Farms beginning in mid-August. Whether you are growing bearded iris for the first time, or have an existing area of bearded iris these 6 tips will help.ġ.Plant New Rhizomes in August or September for the Best Resultsīearded Iris bulbs are for sale starting in late spring for pre-order. When bearded iris are mixed in with other plantings they are a colorful delight in the perennial garden. At the iris gardens, they were planted among late spring-blooming perennials that included poppies, peonies, and allium. When I saw the bearded iris blooming in gardens in large groupings of color it changed my perspective. In 2013 I was fortunate to be able to travel to Schreiner’s Iris Gardens for Holland Bulb Farms to research new varieties and assist in photographing them. This planting area for bearded iris also appeared out of place. When I moved out of my parents’ house I lived next to a neighbor who had a strange obsession with planting bearded iris along her chain link fence. Once the iris were done blooming, I wasn’t a fan of their leaves, and therefore never considered growing bearded iris myself. The bearded iris by the peonies seemed out of place to me. I believe the bearded iris were purchased by my mom from a flyer in the newspaper.
Growing up there was always a random grouping of bearded iris planted near the peonies at my parents’ house. As I get older I enjoy the array of colors bearded iris offer in late spring more and more. I have always had a love-hate relationship with bearded iris. Bearded Iris in all the Colors of the Rainbow!
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