What spray kills periwinkle?

Control of Periwinkle with Herbicides Triclopyr mixed with mineral oil is effective but applications will need to be repeated as straggler plants crop up. Getting rid of periwinkle generally takes several seasons no matter what method you choose because of its hardiness and tenacity.

How do you get rid of periwinkle?

How to control invasive periwinkle

  1. To prevent stems growing into other plants, cut the plant back regularly, using shears or a strimmer.
  2. Remove the cut stems which could otherwise root.
  3. Where greater periwinkle is growing amongst other plants, dig out each rooted section using a pronged hand weeder.

What herbicide kills vinca?

This best done in spring or fall when vinca is actively growing and temperatures are between 70 and 80 degrees Fahrenheit. Glyphosate is a nonselective herbicide that works its way to the roots, killing the entire plant.

How do you keep periwinkle under control?

Growing periwinkle in containers or sites where its stems can’t touch the soil, removing it manually, and spraying it with a systemic weedkiller such as glyphosate, all provide control.

Does Roundup work on periwinkle?

If the problem weeds are broadleaf weeds, painted glyphosate application is the best herbicide solution because a selective herbicide for broadleaf plants kills both the weeds and the periwinkle.

Will periwinkle take over grass?

Periwinkle, technically known as Vinca minor, is a member of the low-stature type of plants used for ground cover. Another popular name for periwinkle is myrtle. Periwinkle is quick to grow and spread. It does well in places other ground covers, such as grass, will not take hold.

What kind of damage does periwinkle do?

Once it is established, big periwinkle forms a thick ground cover, choking out native plants and changing the ecology of the area. Particularly bad infestations can alter local hydrology.

Can you mow over vinca?

3. Mow over the common periwinkle patch if the entire patch grows out of control or to renew plants with older stems; the periwinkle will grow back after mowing. Mow an area of periwinkle too large to prune by hand, to trim a bed in early spring before new growth begins, or after the plants finish flowering.

Can you mow over periwinkle?

Will periwinkle choke out grass?

Vinca minor, also known as just vinca or periwinkle, is a fast growing, easy groundcover. It’s appealing to gardeners and homeowners needing to cover areas of the yard as an alternative to grass. This creeping plant can be invasive though, choking out native plants.

Why is periwinkle invasive?

First introduced to California for ornamental and medicinal purposes, big periwinkle has escaped garden landscaping and is now invasive in coastal counties, the foothills, the central valley, and some desert counties. Big periwinkle spreads rapidly, especially in riparian areas, creeks, and drainages.