5 Purple Iris Seeds, Perennial Garden Flower ,Easiest Growing Cut Flower, Big Promotion, Product Type: Bonsai Use: Outdoor Plants is_customized: Yes Brand Name: Flower Story Cultivating Difficulty Degree: Very Easy Full-bloom Period: Spring Type: Blooming Plants Flowerpot: Excluded Location: Tea Table Function: Beautifying Size: Medium Climate: Temperate Applicable Constellation: Pisces Style: Perennial Classification: iris plants Variety: purple iris How to Plant Iris Seeds Iris blossoms are beautiful. They are a wonderful flower for late spring bloom. They also are excellent cut flowers and potted plants. They do well in outdoor settings in Zones 7 through 9. Florists use these delicate yet sturdy flowers in many kinds of floral arrangements. The 18 to 20-inch stems and 5 to 7-inch blooms are perfect for wedding bouquets, corsages and cut flowers sales. They are quite easy to plant and grow in borders or stand alone clumps. 1 Plan where you want to plant your Iris seeds. The plants will grow to an average height of eighteen inches. You can mix them in between early spring and summer flowering plants. 2 Prepare the soil in a sunny area of your property. Work a layer of compost into the soil to feed th 3 Dig holes or a trench in the prepared soil at four inches deep. You can make wavy lined trenches for a decorative effect. 4 Set the bulb pointed side up in the hole or trench four inches apart. 5 Gently cover the bulbs. Water the area well with tap or rain water.