Find Out How To: Identify Common Illinois Lawn Weeds
Learn how to find & identify common Illinois lawn weeds that might be growing in your lawn.
Table Of Contents
Dandelion Lawn Weeds Identify Dandelion Lawn Weeds
What Does A Dandelion Weed Look Like:
A typical lawn weed found in Illinois is Dandelion Weeds. They are easy to spot with their bright yellow flowers or white puff-balls.
You will find dandelions blooming in the Spring & Summer months.
Fun Fact: The name Dandelion comes from the French "dent de lion," which means "lion's tooth," similar to the jagged-edges on the dandelion leaves.
Plantain Lawn Weeds Identify Plantain Lawn Weeds
What Do Plantain Weeds Look Like:
Plantain weeds grow low to the ground and have broad leaves that lay in flat rosettes.
The leaves have thick stems sprouting from the middle and will grow petite flowers from the base.
❓Did You Know: Plantains can grow in many places besides your lawn including, sidewalk cracks, along the road, & flower bed edges.
Bull Thistle Weeds Identify Bull Thistle Weeds
What Does Bull Thistle Look Like:
To spot bull thistles in your lawn, look at the bud of the plant. The bud will have many stiff spikes & sharp spines will cover the rest of the weed.
Bull thistles can be very dangerous due to their stiff spikes & sharp spines covering the weeds. They need to be removed with extreme caution as they can easily irritate or puncture the skin.
Fun Fact: The sixth-largest nectar producer among plants is Bull Thistles.
Clover Grass Weeds Identify Lawn Clover In Your Grass
What Does Clover Look Like:
Clover in your lawn is easy to find. Clovers have three petal leaflets on each stem. The flowers are tiny and usually bloom in early Spring & late Fall.
Fun Fact: If you are looking for a four lucky four-leaf clover, it may take you a while to spot one as there is approximately one lucky four-leaf clover for every 10,000 three-leaf clovers.
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Prostrate Knotweed Identify Prostrate Knotweed
What Does Knotweed Look Like:
You will find Prostrate Knotweed growing in the Spring. Prostrate Knotweed seeds can stay active in the soil for years.
This perennial plant has many stems growing from 4"-8" in height. The flowers are small and can range from white to green. Prostrate Knotweed is slightly toxic if ingested.
❓ Did You Know: Prostrate Knotweed seeds can stay active in the soil for years.
How To Treat Prostrate Knotweed
Speedwell Lawn Weeds Identify Speedwell Weeds In Your Grass
What Does Speedwell Look Like:
You can recognize a speedwell weed by its oval-shaped leaves & tall flowering stems.
Speedwell is most noticeable in your lawn in the Spring due to the purplish & white flowers.
❓ Did You Know: Speedwell can have a higher survival rate due to relatively fewer plant diseases & pests.
White Clover Weeds Identify White Clover
What Does White Clover Look Like:
White Clover weeds have three leaflets ☘️ (each leaflet with a white crescent) and will sprout a white flower that brown as the weed ages.
The flowers will bloom any time from May to September.
🔍 Fun Fact: Some believe four-leaf clovers bring good luck to those who find one. Each leaf representing something different: Faith, Hope, Love & Luck.
Wild Violet Weeds Identify Wild Violet Lawn Weeds
What Does Wild Violet Look Like:
Wild Violet is identifiable with its vibrant purple flowers & bright green oval-shaped leaves.
This perennial grows low to the ground and has a dense root system making it tough & stubborn. Typically Wild Violet tends to grow in shaded areas, near tree clearings, & by woodland edges.
✅ Pro Tip: Wild Violet has a delightfully sweet scent, but don't let that fool you if you find this weed in your lawn because this plant can be invasive to your yard. It is best to take care of it quickly when found in your grass.
Yellow Wood Sorrel Weed Identify Yellow Wood Sorrel Weeds
What Does Yellow Wood Sorrel Look Like:
Yellow Wood Sorrel is easily distinguishable by its tiny yellow flowers 🌼 , each with five petals and three heart-shaped leaves.
This weed can begin appearing in early Spring & stick around until the late Fall! 🍂
Fun Fact: The leaves of Yellow Wood Sorrels curl inward at night & open up again when they feel the sun and are ready to photosynthesize.
