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When To Plant Iris Bulbs In Tennessee? (TOP 5 Tips)

Plant bearded iris bulbs July through September so roots may be established before winter. Container grown iris may be planted in the spring. You will need a well-drained prepared bed. Dig a shallow hole just large enough for the rhizome or clump of rhizomes.

When should you plant iris bulbs in Texas?

  • When to Plant Iris Bulbs. Iris bulb planting times vary with climate and variety but typically, for spring blooming flowers in U.S. Department of Agriculture plant hardiness zones 8 to 10, the best time to do so is in July to September or October — especially when nighttime temperatures remain between 40 and 50 degrees Fahrenheit or above.

What month do you plant iris?

Iris bulbs should be planted in the fall for spring blooms. 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. Soil should be well-drained at all times.

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Should I soak iris bulbs before planting?

Should I soak Iris Bulbs Before Planting? Soak fall-planted bulbs in warm water for 12 hours before planting. Soaking allows the bulb to absorb enough water to begin growth early, which helps save 2 to 3 weeks of time.

When should you plant bulbs in Tennessee?

To bloom well, spring flowering bulbs need a cooling period of 12-16 weeks. In the Nashville area, bulbs should be planted in November/December after cold weather is here to stay.

When can you transplant irises in Tennessee?

The best time when to transplant iris is in the summer, after the iris have finished blooming, up until fall.

Can I plant iris bulbs in May?

Ideally, plant irises in late summer to early fall, when nighttime temperatures remain between 40 and 50 degrees Fahrenheit or above. This gives them plenty of time to get established before the coming winter.

How long does it take for iris bulbs to sprout?

Iris and hyacinths need 13 to 15 weeks of chill period and will also sprout one to two weeks after the requirement is fulfilled.

How deep do I plant iris bulbs?

But how deep do you plant iris bulbs exactly? Plant the bulbs in holes 4” deep and 2” – 4” apart; for larger groups, dig out a trench, position the bulbs, then replace the soil and water them well.

How long can you keep iris bulbs before planting?

Iris bulbs won’t last a very long time in storage, so you should consider options for transplanting or forcing indoor growth for the bulbs after 3-4 weeks of storage. If you notice a lot of your bulbs are beginning to rot or dry out, plant them as soon as possible.

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Can you leave iris bulbs in the ground over winter?

Iris bulbs that are stored for the winter can be planted or transplanted back in the garden once the danger of frost has passed. Use a trowel to dig the iris bulbs up from the ground, before the first frost of the season hits. Lay the bulbs on cheesecloth or burlap in a dry, cool place.

Do tulips do well in Tennessee?

Crocus, hyacinths, daffodils, and tulips are all bulbs that we plant in the fall in East Tennessee. They need the cool of winter in order to bloom and also need time to establish a healthy root system. Plant them when temperatures are below 65 degrees either in the ground or in containers.

Can you grow snowdrops in Tennessee?

Snowdrops, winter jasmine, hellebore, camellia, and winter honeysuckle are 5 amazing winter plants for gardens. They are durable, hardy plants that don’t need much maintenance to beautify your Nashville home.

What flowers grow in the fall in Tennessee?

There are four plants that especially thrive in Tennessee and the Mid-South: pansies, violas, ornamental cabbage and flowering kale. All of them will bring vibrant colors to your landscape and add life to your yard well into spring.

How do you dig up irises and replant?


  1. Dig up the Clump. Using a garden shovel, dig up the entire clump of iris.
  2. Divide the Clump Into Sections. Shake off loose dirt, and divide the large clump into sections by tugging it apart with your hands.
  3. Trim the Leaves.
  4. Inspect the Rhizome Sections.
  5. Prepare a Planting Hole.
  6. Plant the Iris.
  7. Caring for New Iris.
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Is it too late to plant iris bulbs?

Bulbs can and should be planted late in the fall just before the ground starts to freeze. Iris rhizomes require planting at least 6 weeks before the first hard frost for the best assurance of winter survival. That’s not to say that some late-planted irises won’t survive the winter, because they will.

Do irises like full sun or shade?

They feature mostly blue, white and violet flowers and have tall, grass-like foliage. Siberian irises grow well in cool, wet conditions and, though they thrive in full sun, they can also tolerate some shade. Plant about 1 inch deep in full sun to part shade.

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