Extension Search / New York

New York Extension

Cooperative Extension in New York is run by Cornell University. Extension answers garden, lawn, farm and pest questions, tests soil, identifies plant problems and trains Master Gardener volunteers, mostly for free. Find your local office and services below.

Extension Programs in New York

Cornell Cooperative ExtensionLand-grant university

Cornell University

County and local offices Master Gardeners Plant and pest diagnostics

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New York Extension Advice on Common Topics

Pages published by Extension in New York. Each opens on the Extension site.

Soil testing: Data takes guesswork out of nutrient management grid soil sampling
Tomatoes: Growing tomatoes
Lawn care: Lawn IPM
Pruning: Grant funds high tech system improve grapevine pruning
Vegetable gardening: Why vegetable garden
Composting: Deer composting
Apples: Major pests of apple
Strawberries: Woodland strawberry
Roses: Emma rose connolly
Aphids: Soybean aphid
Powdery mildew: Improving management hop powdery mildew
Squash vine borer: Squash vine borer melittia cucurbitae vegetable IPM fact sheet
Deer damage: Managing deer
Weed control: Weed IPM
Native plants: Native plant and pollinator gardens
Pollinators: Pollinator network
Backyard chickens: Poultry barns
Garlic: Wild garlic
Potatoes: Sweet potato
Grapes: Grapes 101 oomycete

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