Blue Flower Weed in Lawn – 10 Most Common Types

You spend countless hours caring for your lawn, but sometimes even the most careful can suffer the unfortunate consequences of a random act of nature.

How so? The wind can blow the weed seeds into your lawn, despite your intense care for your lawn, and then you’ll find blue flower weed in lawn out of nowhere.

Yes, you may think it’s out of nowhere, but that’s what a natural force can bring to your lawn, as the wind can carry the seeds of most unwanted weed types.

Those weeds can be helpful or beautiful, but most of the time they are a nuisance to any lawn or garden.

In this guide on Lawn Advisors, I’ll help you identify blue flower weed in lawn, and guide you through the causes and fixes for the problem.

Along the way, you’ll get to have a closer look at the most common types, while you identify the natives of each weed type.

In conclusion, all you need to do is exert a little effort in knowing Blue Flower Weed in Lawn closer, to be able to control their growth or get rid of them for good.

What Causes the Presence of Blue Flower Weed in Lawn?

Seeing such a problem doesn’t necessarily mean that the grass seeds you bought were contaminated with seeds of weeds.

Some of these invasive seeds are carried by the wind. When they land in your yard they will sprout in the moist and fertile soil.

Types of Blue Flower Weed in Lawn

They look beautiful, and their flowers are eye-catching, but they are invasive plants that deprive your grass of proper watering, sunlight, and nutrients.

Those are the most common Blue Flower Weed Types you might find in your lawn:

  1. Tiny Bluets.
  2. Corn Speedwell.
  3. Asiatic Dayflower.
  4. Bush Vetch.
  5. Blue-Eyed Grass.
  6. Common Blue Violets.
  7. Siberian Squill.
  8. Blue Oxalis.
  9. Carpetweed.
  10. Creeping Charlie.

1. Tiny Bluets

Blue Flower Weed in Lawn - Tiny Bluets

Tiny Bluets are one of the most common Blue Flower Weed in Lawn according to our research at Lawn Advisors. Their seed is carried by the wind from one garden to another, and it’s rarely carried by insects of any sort.

The Tiny Bluets can grow to as tall as 6 inches, but that’s not how dangerous it can be. It can spread horizontally too fast you won’t be able to keep up with it, hence the need to address it ASAP.

Blooming in late spring, this weed type is often used as ornamental flowers in gardens, but they attract butterflies easily.

2. Corn Speedwell

Blue Flower Weed in Lawn - Corn Speedwell

The Corn Speedwell is a mature plant that’s also carried by the wind into your lawn, blooming in the spring and autumn.

Its plant can reach up to 12 inches, and while it’s a bit taller than other weeds, it, unfortunately, enjoys a good width.

Native to North Africa, the Corn Speedwell seeks poorly maintained soil to flourish on.

3. Asiatic Dayflower

Blue Flower Weed in Lawn - Asiatic Dayflower

As beautiful as it may look, the Asiatic Dayflower is a wind-blown blue flower weed that can steal the feed of your lawn in no time.

It’s native to Asia as the name implies, but it has then been to multiple parts of the world, thus reaching the US.

The 12-inch plant is most likely to be found in Lawns and Gardens most of the time.

4. Bush Vetch

Blue Flower Weed in Lawn - Bush Vetch

Bush Vetch blooms in a different season than the aforementioned blue flower weeds you might find in the lawn, as it favors the Summer & Fall.

It’s a bit taller than those weeds too, as it can grow to 12-20 inches, while some species reported reaching 25 inches of height.

The wind may have not blown Bush Vetch from Europe and Asia, but those are the natives of the weed before it was found in North America.

Despite being an unwanted weed, it can help add nitrogen to the soil improving its quality.

5. Blue-Eyed Grass

Blue Flower Weed in Lawn - Blue-Eyed Grass

You may have not known this, but the Blue-Eyed Grass has multiple medicinal uses like Quelling Diarrhea and easing Hayfever.

The seeds of this blue flower lawn weed are carried by the wind from other open areas, while they blossom in spring or throughout the summer.

Native to the central part of North America, Blue-Eyed Grass can reach up to 20 inches in height.

6. Common Blue Violet

Blue Flower Weed in Lawn - Common Blue Violet

Can be considered the most beautiful of them all! Common Blue Violet flowers are eye-catching, despite their lifestyle of thriving on your grass.

The flowers blossom after the plant reaches 6-8 inches high, while the spring is their original season of blooming.

Similar to the Blue-Eyed Grass, Common Blue Violets are native to North America, while they can be found in gardens and woods more often than in other areas.

7. Siberian Squill

Blue Flower Weed in Lawn - Siberian Squill

The name itself can give you chills easily, as this weed is native to Russia and Siberia.

It blooms in the Spring and can grow to a medium height of 6 inches.

It can be found in lawns, but the Blue Flower weed of Siberian Squill grows in woods, gardens, and fields.

8. Blue Oxalis

Blue Flower Weed in Lawn - Blue Oxalis

Blue Oxalis enjoy a similar height to the Siberian Squill, as it only grows to 4-8 inches max.

It’s native to tropical Africa, making their favorite season from blooming reside between the summer and fall.

People still use the Blue Oxalis as an ornamental plant that can make the gardens look more beautiful.

9. Carpetweed

Blue Flower Weed in Lawn - Carpetweed

A shorter yet more common weed is the Carpet weed. It grows to 2-8 inches and can be found throughout the whole US.

It blooms mid-summer, while the wind is the main carrier for its seeds to your garden.

Most likely, you’ll find the Carpetweed on the roadside verges, and in lawns & gardens.

10. Creeping Charlie

Blue Flower Weed in Lawn - Creeping Charlie

Native to the European British Isles, the Creeping Charlie Blue Flower Weed has found its way to North America.

It can be considered one of the shortest at 2 inches only, blooming in the late spring.

However, despite being brought to be used as a ground cover plant, it happens to be very hard to get rid of.

How to Get Rid of Blue Flower Weed in Lawn

We’ve already established that blue flower weeds vary in pretty much everything, so it’s not suitable to provide a single-task operation that eases your way into getting rid of them all.

Therefore, here are the most common ways of getting rid of lawn weed.

1. Remove Weeds Using Your Hands

2. Invade the Invaders with Mulch

3. Homemade Herbicide’s Time

4. “Vinegar The Weed Killer”

5. Cornmeal

6. Newspaper

7. Old Curtains/Carpets

If you’re looking for specifics on each of those ways, visit this article on How to Get Rid of a Lawn Full of Weed, as we’ve explained in detail how each weed-removing method is carried out at Lawn Advisors.

Blue Flower Weed in Lawn FAQ


This concludes the list of the Most Common Blue Flower Weed in Lawn at Lawn Advisors, their natives, their height, and the most common use for each of them.

However, despite those common uses, they’re still weeds that thrive on destroying your lawn, so get to the bottom of each one and use one of the verified methods of getting rid of weed in the lawn.

Have a question in mind? Feel free to contact us in the comments section below.

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