Often asked: How Do You Take Care Of Catmint?

Give catmint plenty of space as it tends to grow wider than tall. Although it prefers full sun, catmint will thrive with some afternoon shade. Keep new plants or transplants watered until they can fend for themselves. After that, established plantings are drought and heat tolerant.

Should you deadhead catmint plants?

Catmint blooms throughout summer and fall. Deadheading spent blooms promotes additional flowering. Faassen’s catmint (Nepeta x faassenii) is sterile, however, and doesn’ t require deadheading. Shear the plants back to half their size in fall or following harvest.

Will catmint rebloom if deadheaded?

One of my favorite, late-spring-blooming flowers is Nepeta, or catmint. This herbaceous perennial is hardy in USDA Zones 4–8. It’s a tough plant that can withstand adverse weather conditions and still reliably bloom each year. The plants will readily rebloom, especially if you stay on top of deadheading.

Why is my catmint dying?

If your Catnip turned brown and is dying the culprit is root rot. Powdery mildew is a fungal infection that is commonly seen in Catnip plants. Catnip plants will also die if there’s a severe infestation of Spider mites or Thrips. Catnips are also called Catswort and Catmint.

Should you prune catmint?

Catmint needs hard pruning in late autumn or early winter to remove their late season growth, which is often coarse and weedy looking. It’s a fast and easy process that will keep your garden looking tidy during the winter months while also eliminating places for garden pests to overwinter.

What to do with catmint after flowering?

Flowers are produced over a long period, but it’s a good idea to trim them back after blooming to keep the plant neat and to encourage more to form. Once growth dies back in late autumn, cut back the dead stems before new growth appears in spring.

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What goes well with catmint?

Try growing catmint plant companions such as verbena, agastache, lavender, and tufted hairgrass together. Catmint’s blue flowers combine beautifully with other perennials that enjoy the same growing conditions such as:

  • European Sage/Southernwood.
  • Salvia.
  • Jupiter’s Beard.
  • Yarrow.
  • Lamb’s Ear.
  • Poppy Mallow/Winecups.

How do you fertilize catmint?

Catmint – Catmint does not require especially rich soil. It can manage without any special fertilization at all. However, a tablespoon or so of an fertilizer sprinkled on the soil around the clump of Catmint in the spring for the rain to soak in will get it off to a good start for the season.

How do you cut back catmint in the summer?

Snip off the top one-half to two-thirds of the catmint’s stems, using pruning shears, in midsummer after the plant has finished blooming and when it has recently been watered. Leave the faded flowering shoots on the plants after they finish blooming for the second time in late summer or early fall.

Why are my catmint leaves turning yellow?

It could be a drainage problem. It sounds like you have the mulch away from the base of the catmint. I’ve had faint yellowing on a few plants during periods of frequent rain. If you’ve had rain, or watered the plants a lot, make sure they are really in the ground and have not been pushed out and loosened by the water.

Should you cut back catmint in the fall?

Catmint (Nepeta) Luckily, catmint can be pruned back heavily any time of the year. In the fall, you can cut these back to as low as a few inches from the ground, but you’ll have a hole in your garden until they flush back in the spring.