All Available Fact Sheets

• Summaries of Tick Testing Results 1996-present
• Tracking the Ticks: The Active Tick Surveillance Program
• The Prevention of Tick Bite and Tick-Borne Disease: Tick Checks and the Use of Insect Repellent  
• Managing Ticks on your Property 
• American Dog Tick 
• Tick Associated Diseases
• Deer, Ticks, and Lyme Disease 
• B1010 Tick Management Handbook--revision 2007. Kirby C. Stafford, III.
• Transmission of the Lyme Disease Spirochete
• Prevention of Ticks and Tick-Associated Disease in Companion Animals 

• EN001 Carpenter Ants (Spanish)
  Spanish Version--Hormigas carpinteras (Camponotus spp.) (Spanish Version of Carpenter Ants) 
• EN004 Approaches to the Biological Control of Insect Pests
• EN011 Cutworms
• EN021 Multicolored Asian Lady Beetles:  Turning a Pest into a Resource
• EN022 Using Pediobius foveolatus as a Biological Control for Mexican Bean Beetle on Organic Vegetable Farms
• EN023 Apple Tortrix Archips fuscocupreanus
• EN024 Green Pug Chloroclystis rectangulata  
• EN026 Heavy Gypsy Moth Activity Anticipated Again in 2006
• EN027 The Japanese beetle Popillia japonica Newman (Scarabaeidae: Coleoptera)

• Acorn Pip/Woolly Catkin Gall, Cynpidae: Callirhytis quercusoperator
• African Ant, Pheidole megacephala, Found in a Connecticut Structure
• Annual Cicada (Neotibicen sp.)
• Aphids (Family Aphididae)
• Asian Longhorned Beetle (Anoplophora glabripennis)
• Bees on Alternative Flowering Plants on Vegetable Farms in Connecticut
• Carpenter Ants (Camponotus spp.)
• Carpenter Bees (Xylocopa spp.)
• Carpet Beetle (Family Dermestidae)
• Cat Flea (Ctenocephalides felis (Bouche))
• Cicada Killer Wasp (Sphecius speciosus)
• Cigarette and Drugstore Beetle (Lasioderma serricorne and Stegobium paniceum)
• Clothes Moths (Family Tineidae)
• Cluster Fly (Pollenia rudis)
• Cockroaches (Order Blattodea)
• Cucumber Beetles (Acalymma vittatum and Diabrotica undecimpunctata howardi) 
• Delusory Parasitosis
• Eastern Subterranean Termite (Reticulitermes flavipes)
• Emerald Ash Borer (Agrilus planipennis)
• European Corn Borer (Ostrinia nubilalis); A New Pest Affecting Connecticut Hops
• European Earwig (Forficula auricularia)
• European Grape Vine Moth (Lobesia botrana)
• Fall Webworm (Hyphantria cunea)
• Fourlined Plant Bug (Poecilocapsus lineatus)
• The Gypsy Moth
• Hemlock Woolly Adelgid (HWA) and Other Factors Impacting Eastern Hemlock
• Hemlock Woolly Adelgid, Winter Mortality
• Hibiscus Sawfly (Atomacera decepta)
• House Centipede (Scutigera coleoptrata) 
• Indianmeal Moth (Plodia interpunctella)
• Insect Pests of Turf
• Leafminer Pests of Connecticut Nurseries
  • Spanish Version--Minadores plaga en los viveros del estado de Connecticut (Spanish version of Leafminer Pests of Connecticut Nurseries)
• Leafhopper Pests of Connecticut Nurseries and Landscapes
  • Spanish Version--Saltahojas plaga en los viveros y paisajes del estado de Connecticut (Spanish version of Leafhopper Pests of Connecticut Nurseries and Landscapes)
• Light Brown Apple Moth (Epiphyas postvittana)
• Lily Leaf Beetle, Lilioceris lilii Coleoptera: Chrysomelidae
• Managing White Grubs in Home Lawns 2018

• Mantids (Family Mantidae)

• Monitoring Arthropod Pests of Connecticut Nurseries
  • Spanish Version--El monitoreo de artrópodos plaga en los viveros del Noreste de los Estados Unidos (Spanish version of Monitoring Arthropod Pests of Connecticut Nurseries) 
• Moth Flies (Psychodidae)
• Northern Black Widow and Southern Black Widow Spider
• Orangestriped Oakworm (Anisota senatoria)
• Pigweed Flea Beetle (Disonycha glabrata)
• Pepper Maggot (Zonosemata electa)
• Planting Flowers for Bees in Connecticut
• Preserving Trees From Emerald Ash Borer
• Protecting Pollinators from Pesticides
• Results of Mosquito Testing 1998-Present
• Rough Shouldered Longhorned Beetle (Anoplophora chinensis)
• Scale Insect Pests of Connecticut Trees and Ornamentals
  • Spanish Version--Insectos Escama que son plagas en arbóles y ornamentales en el estado de Connecticut (Spanish version of Scale Insect Pests of Connecticut Trees and Ornamentals)
• Silverfish and Firebrats
• Southern Pine Beetle in the Northeastern U.S.
• Spiders in the House
• Spiders in the Landscape
• Spider Mites
• Springtails (Order Collembola)
• )Lycorma delicatulaSpotted Lanternfly (
• Spotted Lanternfly Checklist for Homeowners, Moving Companies/Industry
• Spotted Lanternfly Management for Landscape Professionals
• Spotted Lanternfly Management for Residents
• Spotted Lanternfly Management for Vineyards
• Spotted Wing Drosophila (Drosophila suzkuii)
• Submission Form for the Spotted Lanternfly (Lycorma delicatula)
• Summer Fruit Tortrix Moth (Adoxophyes orana)
• Tomato and Tobacco Hornworm (Manduca spp.)
• Tent Caterpillars
• Tree of Heaven ID
• Update on Spray Materials For Managing Spotted Wing Drosophila
• Use of Neonicotinoids in the Home Landscape

• Velvet Longhorned Beetle (Trichoferus campestris)

• Viburnum Leaf Beetle

• West Nile Virus
• Western Conifer Seed Bug
• Winter Moth (Operophtera brumata)
• Wood-boring Beetles
• Yellowjackets

• FH003 Fertilization of Trees and Shrubs: A Primer   
• PP007 Chestnut Breeding in the United States
• PP008 Chestnuts and the Introduction of Chestnut Blight
• PP009 Common Diseases of Bedding Plants
• PP011 Diseases of Geranium
• PP017 Disease Control for Home Apple Orchards
• PP018 Disease Control for Home Blueberry Plantings
• PP019 Disease Control for Home Cherry Orchards
• PP020 Disease Control for Home Grape Plantings
• PP021 Disease Control for Home Peach Orchards
• PP022 Disease Control for Home Pear Orchards
• PP023 Disease Control for Home Plum Orchards
• PP024 Disease Problems in Connecticut Christmas Tree Plantations
• PP028 Excess Water Problems on Woody Ornamentals
• PP029 Fire Blight
• PP032 Grape Varieties for Connecticut
• PP038 List of Common Diseases and Insect Pests of Rhododendrons
• PP039 Moss Control in Home Lawns
• PP043 Poinsettias: Disease Prevention and Control
• PP044 Protecting Chestnut Trees from Blight
• PP045 Pruning and Fruit Bearing of Common Tree Fruit in Connecticut
• PP046 Recognition and Management of Diseases of Woody Ornamentals in the Landscape
• PP047 Recognizing Tree Diseases and Stress Factors
• PP049 Solving Abiotic Tree Problems
• PP054 Weather-Associated Problems of Ornamental Trees and Shrubs
• PP057 Yellowing, Dieback, and Death of Needled Evergreens
• PP062 Strategies for Management of X-Disease of Stone Fruits
• PP065 Plum Pox: A New Threat to Stone Fruit Production in the United States
• PP069 Current Diseases in the Landscape
• PP072 Selected Bacterial Diseases of Vegetables
• PP076 Update on the Eastern Red Cedar Problem
• PP077 Common Diseases of Rose
• PP085 Connecticut Chestnut Research: Breeding and Biological Control
• PP088 Chestnut Importations into the US
• VL002 Starting a New Lawn
• VL003 Topsoil for the Home Landscape
• VL004 Liming and Fertilizing Established Lawns
• VL005 Planting and Transplanting Trees and Shrubs in the Home Landscape

• Acorn Pip Gall (Callirhytis operator),Cynipidae
• Alternaria Leaf Spot of Brassicas
• Anthracnose of Cucumber
• Anthracnose Diseases of Trees
• Anthracnose of Strawberry
• Anthracnose of Tomato
• Apple Scab
• Ash Leaf Rust
• Asian Chestnut Gall Wasp on Connecticut Chestnut Trees
• Asparagus in Connecticut and Common Diseases
• Bacterial Spot of Pepper
• Bacterial Spot of Tomato
• Basic Techniques for Propagating Plants
• Beech Leaf Disease
• Beech Leaf Disease: Management Options
• Beech Leaf Disease - Updates 2021
• Belgian Endive
• Black Knot of Ornamental Plum and Cherry
• New!--February 2024--Black Root Rot of Ornamentals
• Black Rot of Grapes
• Black Spot of Rose
• Blossom-End Rot of Tomato
• Books and Guides for Diagnosing Diseases of Ornamentals
• Botryosphaeria Cankers of Woody Ornamentals
• Botrytis Blight of Herbaceous Ornamentals
• Boxwood Blight
• Boxwood Blight-A New Disease for Connecticut and the U.S.
• Boxwood Susceptibility to Blight
• Brown Rot of Stone Fruit
• Browning, Dieback, and Decline of Eastern Red Cedar
• Butternut and Butternot Trees in Connecticut
• Care of Chestnuts for Planting
• Cedar-Apple Rust

• New!--April 2024--Chemical Control of Mugwort in Asparagus

• Chestnut Importations into the US
• Chestnut Restoration for Connecticut    
• Common Diseases of Crabapple    
• Common Diseases of Maple    
• Common Problems of Mountain Laurel
• Common Problems of Rhododendron and Azalea 
• CT BMPs for Boxwood Blight - Landscapes
• CT BMPs for Boxwood Blight - Nurseries
• Crabgrass (Digitaria spp.) Control in Home Lawns
• Cultivars of Chestnut A-Z
• De-icing Salts: Damage to Woody Ornamentals
• New!--April 2024--Determining Fertilizer Needs for Small-Scale Crop Production
• Diagnosis of Common Houseplant Problems
• Diplodia Blight
• Diseases of Christmas Tree Seedling and Transplant Beds
• Dogwood Anthracnose
• Dollar Spot of Turfgrass in Home Lawns
• Dooks Needle Blight of White Pine
• Downy Mildew of Basil
• Downy Mildew of Cucurbit 
• Downy Mildew of Impatiens
• Drought, Its After-Effects, and Management Strategies for Woody Ornamentals
• Dutch Elm Disease
• Early Blight of Tomato
• The Ecological Importance of Coarse Woody Material
• New!--February 2024--Edema
• Elm Information for Connecticut 
• Environmentally-Friendly Methods for Management of Plant Disease
• Excess Water Problems on Woody Ornamentals
• First Steps to Healthy Gardening
• Five Easy Steps for Pruning a Shrub
• Fungicides for Boxwood Blight Management in CT
• Fungal Leaf Spots of Trees and Ornamentals

• Fusarium Wilt of Tomato

• General Houseplant Care
• Giant Hogweed (Heracleum mantegazzianum) Identification and Management
• Goldencreeper (Thladiantha dubia)
• Grape Anthracnose
• Grape Downy Mildew
• Grape Powdery Mildew
• Grape Tumid Galls
• Grapevine Fanleaf Degeneration/Decline Disease
• Grapevine Leafroll Disease
• Gray Mold of Tomato
• Gray Snow Mold of Turfgrass in Home Lawns
• Growing Chestnut Trees
• Gymnosporangium Rusts: Common Cedar Rust Diseases in Connecticut
• Herbicides for Pre-emergence Weed Control in Christmas Trees
• Horseweed (Conyza canadensis) Identification and Control in Christmas Trees
• Houseplants for Different Light Categories

• How to Construct a Plastic Wading Pool Garden

• How to Grow Eggplant in Connecticut

• How to Grow Globe Artichokes
• How to Grow Vegetable Amaranth in Connecticut

• How to Identify Plant Health Problems 

• Identification of Chestnut Trees
• Identification and Management of Diseases of Perennials in the Landscape
• Irrigating Your Home Vegetable Garden
• Jilo
• Juniper Tip Blights
• Landscaping for Wildlife
• Late Blight of Tomato and Potato in Connecticut
• Image Gallery for Late Blight 
• Leaf Mold of Tomato
• Leaf Spot Diseases of Ornamental Trees and Shrubs
• Lesser Celandine (Ficaria verna Huds.) Identification and Management
• Marssonina Blotch of Apple
• Mulches
• Needlecasts of Douglas Fir
• Needle Cast Diseases of Spruce
• Norway Spruce Shoot Gall Midge, (Piceacecis abietiperda) (Diptera: Cecidomyiidae)
• Optimizing Preemergence Weed Control in Christmas Tree Plantations
• Pachysandra Susceptibility to Blight
• Peach Leaf Curl
• Pear Trellis Rust
• Personal-Size Watermelons
• Phragmites-Distinguishing the Native from the Non-native
• Phytophthora Blight of Pepper
• Pine Wilt
• Planting and Caring for Chestnut Trees
• Planning Your Garden
• Planting Your Garden
• Plant Health Problems-Introduction and Historical Impact of Plant Health Problems
• Plants Reported to Cause Dermatitis
• Poisonous Plants

• Powdery and Downy Mildews on Greenhouse Crops

• Powdery Mildew
• Powdery Mildew of Cucurbits
• Powdery Mildew of Dogwood

• Powdery Mildew in the Greenhouse

• New!--April 2024--Powdery Mildew of Strawberry

• Powdery Mildew of Tomato
• New!--April 2024--Powdery Mildew of Woody Ornamentals
• Pruning: An Introduction to Why, How, and When
• Pythium Blight of Turfgrasses
• Ramorum Blight
• Red Thread of Turfgrass
• Rhizosphaera Needlecast
• Rhododendron Tissue Proliferation
• Running Bamboo in Connecticut
• Seiridium Canker of Leyland Cypress
• Septoria Leaf Spot of Tomato
• Slime Molds
• Soil Structure and Tree Health in Urban Areas
• Sphaerobolus SPP-Classification
• Sphaerobolus SPP-The Artillary Fungus
• Spotted Water Hemlock (Cicuta maculata)
• Spruce Needle Rusts
• Stemphylium Gray Leaf Spot of Tomato
• Strategies for Efficient use of Water when Planting New Trees and Shrubs 
• Sudden Vegetation Dieback in Connecticut's Salt Marshes
• Sweet Potatoes
• Proper Timing to Mow Native Plant Meadows Can Protect Pollinator Habitat
• Pruning, Training, and Supporting Tomatoes
• Trees with Short Mature Heights
• Using Earthworms to Improve Soil Health and Suppress Diseases
• Using Mineral Nutrition to Suppress Plant Disease
• Verticillium Wilt of Trees and Shrubs
• Verticillium Wilt of Vegetables and Herbaceous Ornamentals
• Volutella Blight of Boxwood
• Weed and Sucker Management in Hops
• Weeds of Ornamentals Plants and their Control  
• Winter and Early Season Fire Blight Management
• Winter Injury on Woody Ornamentals 
• Yellow Nutsedge (Cyperus esculentus) Control in Home Lawns With Cool Season Turfgrasses

• Weather Data Precipitation Totals (1993-Present)
• Daily Temperature, Rain Events and Growing Degree Days

• AC001 Environmental Issues on the use of CCA Treated Wood
• AC002 Persistent Organic Pollutants (POP's) in the Environment
• AC003 Removal of Trace Pesticide Residues from Produce
• AC004 Arsenic and Pressure Treated Wood
• AC005 Examination of Crumb Rubber Produced from Recycled Tires
• Backyard Composting
• Controlling Deer Damage in Gardens 
• Eastern Hemlock Forests: Guidelines to Minimize the Impacts of Hemlock Woolly Adelgid
• Effectiveness of Rabbit Repellents in CT
• Field Guide Selected Invasive Terrestrial Plants Found in Connecticut
• Forest Regeneration Handbook, a guide for forest owners, harvesting practitioners, and public officials  
• Horsenettle (Solanum carolinese L.)- Identification and Management in Connecticut Pastures  and Rangelands
• How to Grow Pumpkins in Connecticut
• Indoor Molds and Their Management
• Jumping Worms (Megascolecidae) in Connecticut
• Madagascar Hissing Cockroach
• Native Alternatives for Invasive Ornamental Plant Species (online only) 
• Nonselective Tank-Mix Partners for Controlling Emerged Weeds at Spring Preemergence Treatment
• Northern Black Widow Spider (Latrodectus variolus)
• Overwintering and Propagation of Figs in Connecticut 
• Palmer Amaranth
• Protecting Your Children and Your Food from Lead in Soil
• Reducing Pesticide Use on Guatemalan Snow Peas Exported to the United States
  • Spanish Version--Reduciendo el uso de pesticidas en arveja china de Guatemala exportada a Estados Unidos de America
• Resistance Management: Principles of Resistance, Mode of Action and Rotation of Insecticides. Spanish Version--MANEJO DE RESISTENCIA: PRINCIPIOS DE RESISTENCIA, MODO DE ACCIÓN Y ROTACIÓN DE INSECTICIDAS
• The Red Bark Phenomenon 
• Vegetation Control Using Directed Heat Treatment
• VL001 Host Status of Herbaceous Perennial Ornamentals to the Northern Root Knot Nematode
• White-tailed Deer Fawn Fact Sheet
• Wine Making Basics
• Woody Vines-Identification and Control