Poa annua, commonly known as annual bluegrass, is a widespread weed that invades lawns, golf courses, and sports fields. Its ability to produce seeds rapidly and thrive in various conditions makes it...

Spurge (Euphorbia spp.) is a common and invasive weed that can quickly take over lawns, gardens, and agricultural fields. Known for its low-growing, mat-forming habit and milky sap, spurge is a...

Stickers, also known as burweed or sandbur, are a common nuisance in lawns, pastures, and recreational areas. These weeds produce spiny seed pods that can stick to clothing, skin, and animal fur,...

Spotted spurge (Euphorbia maculata) is a common summer annual weed that thrives in lawns, gardens, and disturbed areas. Its low-growing, mat-forming habit and milky sap make it a persistent nuisance....

Sweet gum trees (Liquidambar styraciflua) are known for their vibrant fall foliage and distinctive spiky seed pods. While they are aesthetically pleasing, they can become invasive and problematic in...

Sedges (Cyperus spp.) are a common and persistent weed problem in lawns, gardens, and agricultural fields. Often mistaken for grasses, sedges have triangular stems and can thrive in wet or poorly...