![]() Weeds with deep roots should be pulled out one by one, or you can dig up the roots with a spade.īest Product To Kill Weeds and Grow Grass.Spray clumping weeds and those that grow in clusters with an herbicide.Use a pressure sprayer to spot-kill broadleaf weeds.Identify the type of blue flower weed you’re dealing with.How To Get Rid of Lawn WeedsĮach one of the above weeds growing on your lawn requires a slightly different approach to eliminate it. It grows aggressively and has a complex root system that makes it difficult to eliminate once it invades a lawn or a garden. This is an invasive plant that was introduced by the first settlers from Europe. The pods crack open when ripe and dry to spread the seeds on the lawn. It reaches between 4 to 8 inches tall and develops long pods containing between 8 to 12 seeds. Blue Oxalis ( Parochetus communis)īlue oxalis is a kind of legume with clover-like leaves and blue blooms. Its blue flowers have nectar that attracts pollinators. This perennial herbaceous plant grows between 2 to 8 inches tall.Īs the name implies, it carpets the lawn with its short stems that can easily evade the blades of the mower. It blooms in the early spring in cold microclimates and throughout the summer and even in the winter in warmer zones. It will deposit its seeds in the soil to germinate in the next spring. It’s an annual, but that doesn’t make it less invasive. Henbit is another weed that grows low and has a spreading habit. It has thick and watery stems that branch out quickly to cover larger spots on the lawn. If you don’t inspect your grass regularly in the morning, you can easily miss this weed. This weed blooms at dawn, and by noon, the flowers have wilted. It thrives in the same conditions as your turf grass. If you allow your grass to grow tall, the Siberian squill will hide among the tall grass. It’s a low-growing weed that barely reaches 6 inches at maturity. The cold-hardy Siberian squill thrives in Zones 2 to 8. The mature plants average 8 inches high and bloom from March until May every year. The wind carries the seeds and deposit them in lawns. The blue flowers attract bees and butterflies. If the blue violet shows up on your lawn, check if the plant is growing in a nearby garden. If left alone, it will smother the grass and take over the whole lawn. The self-sowing weed tends to spread and cover every inch of space available. Most likely you’ll only notice it when the blue flowers bloom in the late spring. Growing up to only 6 inches tall, this weed can easily hide among the grass. It’s drought tolerant, is hardy in zones 4 to 9, and comes back to life in the spring. With blue flowers that appear in the spring and last throughout the summer, this weed is quite attractive if you grow it in the garden, but in the middle of a meticulous lawn, the 20-inch tall plant sticks out like a sore thumb. Blue-Eyed Grass ( Sisyrinchium angustifolium) If you allow it to flower, the seeds will spread across the lawn, and the next spring, you’ll have weeds everywhere. The mature plant reaches about 12 inches high and the same in width. The seeds of this plant are carried by the wind, especially in the spring and autumn. This will help you narrow down the best way ways to eliminate it for good. 10 Blue Flowers Often Found Growing in Grassīefore you set out to kill the weed with blue flowers in your grass, you need to identify the type of weed you’re dealing with. Read more to find out how to identify these different blue flowers in your grass and how to get rid of them. Carpetweed, Asiatic dayflower, and blue oxalis are common weeds with tiny blue flowers that sprout in lawns in the spring as well.ĭespite their tiny blooms, these weeds are invasive plants that compete with the turf grass and should be removed either chemically or mechanically. You can have corn speedwell, blue-eyed grass, tiny bluets, common blue violets, or Siberian squill. What are the small blue flowers on my lawn? Weeds with blue flowers in your grass have different varieties. When they land in your yard they will sprout in the moist and fertile soil. Some of these invasive seeds are carried by the wind. ![]() That doesn’t necessarily mean that the grass seeds you bought were contaminated with seeds of weeds. It’s not uncommon for your lawn to sprout different kinds of weeds along with the turf grass you spent a lot of money and effort on.
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