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Lawn Diseases
Turf Grasses
Lawn Pests
Grass Basics
Grassy Weeds
Broadleaf Weeds
Common Lawn Diseases
Powdery Mildew
Powdery Mildew - Erysiphe graminis
Powdery Mildew
For shaded lawns and landscaping, Powdery Mildew is a common lawn disease that primarily affects lawns in the northern United States from April through October.
Stripe Smut is a lawn disease that occurs during cooler weather and is more common in the northern parts of the country during the spring and fall. Caused by the lawn fungus Ustilago striiformis, this lawn disease may also show up in southern states during parts of the summer or anywhere during long periods of cool weather in the spring or fall.
Slime Mold is caused by thelawn fungus Mucilago spp. This nonparasitic lawn disease affects all types of warm- and cool-season grasses across the mainland of the United States, with damage typically occ+C14+C15
Red Thread affects all types of grass in the northern United States and is caused by the lawn fungus Laetisaria fuciformis. This lawn disease inflicts its most damage during mid- to late spring and late summer to early fall.
The Spotted Lanternfly (SLF) is a planthopper insect known for causing significant damage to trees, vines, crops, and other types of plants. SLF is also a nuisance pest due to their size and tendency to congregate in large groups, which can be alarming to the general public. Also known as Lycorma delicatula, this invasive species is native to China, India, and Vietnam and was first detected in the United States in Berks County, Pennsylvania in 2014.
The Brood X Cicada, often referred to as the 17-year locust or periodical cicada, is an insect that emerges in large numbers after completing a 17-year life cycle underground. Cicadas are part of the hemiptera order of insects also known as ‘true bugs’. Most damage done by these insects is by slitting and flagging of twigs in order to deposit eggs. This generally has little effect on the overall health of mature trees. Brood X contains three separate species known as Magicicada septendecim, Magicicada cassinii and Magicicada septendecula. The next emerging population is expected in summer of 2021, affecting primarily eastern and upper Midwestern states.
White Grubs are an extremely common type of lawn-destroying insect that includes a number of different species. Also known as Scleranthus annuus, White Grubs can be found in all different types of grasses all across North America. Eventually, these lawn pests become beetles.
The invasive Oriental Beetle is a lawn pest that is native to Asia. Also known as Exomala orientalis, this lawn-damaging insect is now a common intruder in many different types of grasses throughout parts of the northeastern United States. All of the lawn damage is caused by grubs and mostly occurs during the autumn months.
The Winter Grain Mite is a relatively large lawn pest that can do seasonal damage to lawns throughout much of North America. Also known as Penthaleus major, this lawn pest commonly attacks Kentucky Bluegrass, Perennial Ryegrass, Fescues and Creeping Bentgrass.
The Short-Winged Mole Cricket is a lawn-damaging insect that is found mainly in Florida and Georgia attacking Bahiagrass and Bermudagrass. Also known as Scapteriscus abbreviates, lawn damage caused by this species of mole cricket usually occurs in late summer and early fall.
The Southern Mole Cricket is a lawn-damaging insect primarily found in the southern parts of the United States—particularly in the coastal regions. Also known as Scapteriscus borellii, lawn damage caused by this lawn pest usually occurs from late July through September.
The Sugar Cane Beetle is a lawn-damaging insect that primarily feeds on sugar cane but can also cause damage in home lawns. Also known as Tomarus subtropicus, this lawn pest inhabits any area where sugar cane is grown, mainly along the Gulf Coast. Lawn damage is only caused by grubs and typically occurs from September through November.
The Tawny Mole Cricket is a lawn-damaging insect that is primarily found in the southern coastal states attacking Bahiagrass and Bermudagrass. Also known as Scapteriscus vicinus, this damage from this lawn pest usually occurs in late summer and early fall.
Annual Bluegrass is an annual grassy weed that is also known as Annual Meadowgrass, Annual Spear-grass, Wintergrass, "Poa" or its scientific name, Poa annua.
What is Doveweed (Murdannia Nudiflora) - Murdannia nudiflora
What is Doveweed (Murdannia Nudiflora)
Doveweed is a summer annual grassy weed that is also known as Naked Stem Dewflower, or by its scientific name, Murdannia nudiflora. This lawn weed is a common invader of home yards.
Egyptian Crabgrass is a summer annual grassy weed that is also known as Crowfootgrass, Durban Crowfootgrass or by its scientific name, Dactyloctenium aegyptium. This lawn weed is named for its crow's foot-like seed head.
Purple Nutsedge is a perennial grassy weed that is also known as Purple Nut-grass, Nutgrass, Coco-sedge, Coco-grass or by its scientific name, Cyperus rotundus. This lawn weed is highly invasive.
Torpedograss is a perennial grassy weed that is also known as Bullet Grass, Coastal Bermuda Grass, Couch Panicum, Creeping Panic, Dogtooth Grass, Panic Rampant, Quack Grass or by its scientific name, Panicum repens. This lawn weed is difficult to eradicate once established.
Quackgrass is a perennial grass-like weed that is also known as Creeping Quackgrass or by its scientific name, Agropyron repens. Because it is extremely difficult to eradicate once established, Quackgrass can be considered a lawn weed in yards where it's not desired.
Tropical Crabgrass is a summer annual grassy weed that is also known as Asian Crabgrass or by its scientific name, Digitaria bicornis. These types of lawn weeds often require a professional application of a select crabgrass killer.
Annual Bluegrass is an annual grassy weed that is also known as Annual Meadowgrass, Annual Spear-grass, Wintergrass, "Poa" or its scientific name, Poa annua.
Redtop is a perennial grassy weed that is also know as Agrostis gigantea or by its scientific name, Agrostis alba. This lawn weed is actually occasionally used as a filler in low-quality grass seed mixtures due to its propensity to thrive in poor soil qualities.
Tropical Chickweed is a warm-season annual broadleaf weed that is also known as Heartleaf Drymary and West Indian Chickweed. Its scientific name is Drymaria cordata.
Virginia Peppergrass can grow either as a winter or summer annual broadleaf weed. This versatile plant is also commonly known as Virginia Pepperweed, Virginia Peppercress, Poor-man’s Pepper and Pepper-grass. Its scientific name is Lepidium virginicum.
Wild Carrot is a biennial broadleaf weed that is also referred to as Queen Anne’s Lace, Birds-nest and Devil's Plague. Its scientific name is Daucus carota.
Curly Dock is a perennial broadleaf weed that is also known as Rumex elongatus, Sour Dock, Yellow Dock, Narrow-leaved Dock or its scientific name, Rumux crispus.
Paleseed Plantain is a winter annual broadleaf weed that sometimes behaves as a biennial broadleaf weed. This versatile plant is also known as Southern Plantain, Virginia Plantain or Plantago virginica.
Sprawling Horseweed is a spreading annual broadleaf weed that can sometimes grow as a perennial broadleaf weed. In addition to its scientific name, Calyptocarpus vialis, this versatile plant is also sometimes referred to as Straggler Daisy.
Wild Violet is a perennial broadleaf weed that is also known as Common Blue Violet, Meadow Violet, Hooded Blue Violet and Field Violet. Its scientific name is Viola papilionacea.
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