Corner Iris Picture
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Iris Culture In Tucson

Produced by TAIS (continued)

Extra Amendments (optional):
Bonemeal, bloodmeal, and other slow release fertilizers like Osmocote, can be very expensive to use in the entire planting. Mix about a tablespoon into the hole when you are planting your rhizomes.

Mix all the ingredients and fill the iris bed. Tap the soil gently and remove any rocks or debris. Rake smooth and water thoroughly. Let soil settle for a day or two. Rake the bed flat again. Now you're ready to plant your iris rhizomes.

Spuria Iris

Spurias are beardless iris that grow 3' to 5' with reed-like foliage and flowers similar to Dutch iris. They are tall design elements at the back of border beds. Most varieties are deciduous (foliage dies after bloom), but come back after a dormant spell. Some varieties stay green all year round. This iris usually blooms after tall bearded varieties.

Plant in full sun but will get along with 1/2 day of sunlight.
Soil and Fertilizer is the same as bearded iris.
Water during the growing season with ample amounts. After bloom season and leaves die back, don't water because they are dormant. Wait for new growth next season.
Dig and Divide as bearded Iris (July to September). Wash rhizomes, cut back foliage, and store.
Store rhizomes wrapped in wet paper toweling and in a plastic bag. Store rhizomes in a refrigerator, not the freezer!

Louisiana Iris

The Louisiana iris was hybridized from native bog irises in the Mississippi delta region. They are beardless and bloom at the same time as the Bearded iris. The foliage is green all year. The width of the leaf is between a Spuria and a Bearded. There are short, intermediate, and tall varieties. Flower form is varied from the Bearded and Spurias.

Plant with 1/2 day sun (morning preferred) or less. They can tolerate shade. Plant in the ground, large pots, or submerge containers in ponds, fountains, or water features.
Soil and Fertilizer to create and acid soil. Triple super phosphate; 3 pounds of Soil Sulfur and 2 pounds Ammonium Sulfate. Feed frequently with acid emphasis product such as "Mir-acid". To counteract yellow leaves, use iron chelate according to package directions.
Water every day if needed to provide ample amounts. Mulch with a thick layer of pine needles to retain moisture. In pots, line with plastic to keep water from draining through.
Dig and Divide in October. Prepare as Spurias.
Store as Spurias.

Contact TAIS for more information regarding container preparation for water features.