Planting and dividing Most iris clumps become crowded and should be divided every three to four years. They are very sensitive to overwatering.

Pin Di Irises

If you buy irises in a bag it is important to plant them out as soon as possible.

How to plant iris bulbs. To have the most success planting Iris Bulbs in pots you should do the following. Dutch and Spanish irises have a habit of producing leaves in autumn and winter so they need a sheltered environment. Plant iris bulbs while they are dormant and water in well.

Place the Container in a Cool Location Place the container with the wrapped iris bulbs in a cool well-ventilated location. Choose a site that has reasonably fertile soil and plenty of moisture. Plant bulbs 1 to 2 feet apart in shallow holes allowing rhizomes to settle above the soil as their leafy ends point downward.

Choose soil that has been enriched with rotted organic matter and has good water-holding capacity. For optimum growth find a sunny spot where the soil is well-drained. After plants finish blooming cut off the entire flowering stem leaving just the leaves.

If you plant iris bulbs in pots you can directly put them on its surface. Like any other plant irises need water to grow. If you do it it will help you to make sure that the bulbs stay erect.

Bearded iris can be planted in autumn or spring. Peat moss compost ground bark or decomposed manure all do the trick and are widely available. Most iriss rhizomes grow on or near the soil surface.

Later-flowering varieties compliment summer-flowering plants. Bury your bulbs in a container with 8 inches of Flower Garden Soil over it. Dig a hole about 2-3 times deeper than the height of the bulb then plant the bulb in the hole with the pointed side up.

Do not be tempted to plant your iris deep like a daffodil. If you dont have storage mix you can use newspapers to store the bulbs. The exposed rhizomes can quickly rot out in standing water.

Dig holes and plant your iris bulbs 4 inches deep and 3 inches apart. Not only will this stunt the growth of the plant but it could kill it outright. Plant rhizomes singly or in groups of three 1 to 2 feet apart depending on the size.

So that is how deep you should plant bearded iris bulbs. When planting try to dig a hole around 15cm deep. Place the rhizome on a ridge of soil placing the roots in the soil but the rhizome just above soil level.

For best results blooms need at least a half day of full sun but colors will be more vibrant if they receive a full day of direct sunlight. Whether in containers or in the open garden they are hardy and provide colour year after year. If youve bought potted plants make sure theyre planted at the same depth as they were in the pot.

Bearded irises spread easily forming large clumps that need splitting after a few years to encourage more blooms. After that give a little push so that they get inside the soil. How to Plant Irises.

Plant iris rhizomes so the root end is on the bottom covering with soil until just the top is exposed. How to grow bulb irises. Wrap each bulb separately in one layer of newspaper.

If youre planting flowers to bloom in the spring plant the bulbs in the fall or plant summer-blooming bulbs in the spring. If purchased as a bare rhizome soak the rhizome in water for a few minutes before planting. About four to six weeks after they flower divide by digging up the whole clump and remove the mother plant.

Space rhizomes 12 to 24 inches apart for large varieties and 8 to 15 inches apart for dwarf iris. Keep the soil around the newly planted irises moist but not soggy. Plant with the point facing upwards.

How to Water the Iris in Pots. How to Plant your Bulbs As soon as you receive your iris bulbs iris bulbs in the post try to plant as soon as possible. Dig a shallow hole 10 inches in diameter and 4 inches deep.

The rhizomes should be planted in late summer in a well-drained sunny spot. Then plant your irises 1-2 feet apart in shallow dirt with their roots spread downward and their tops slightly exposed to the air. If planting in a poorly-drained soil dig in some horticultural grit to improve drainage.

Iris Planting and Care Irises need direct sunlight and room to spread. Rake out any rocks and weeds and make sure the soil is loose. Soil should be well-drained at all times.

Immediately water your iris bulbs for 15 seconds. That said you cant water these plants frequently. Water deeply once to twice per week depending on natural rainfall.

The bulbs look like small pointed onions. To grow irises start in the late summer by picking a spot with well-draining soil that gets 6-8 hours of full sunlight every day. Make sure the pointy end of the bulb is facing up.

Iris bulbs should be planted in the fall for spring blooms. Plant with the tops showing and water them in to help the roots start to grow. In other words you want soil that wont dry out in summer.

In climates with hot summers plant the rhizome just below the soil surface. Growing irises from bulbs is easy and provides some of the earliest blooms in the garden. Follow these steps for growing Dutch English and Spanish irises in the garden.

For bare-root irises plant the rhizome horizontally with the top exposed.