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Garden Problem Diagnosis


What’s Offered

DeKalb County Extension Office
Note:  During the COVID-19 pandemic, the office is closed. 

You may email specific garden questions to the county agricultural agents at: Yanni Chen or Joelette Bembry

Master Gardener Help Desk
DeKalb County Extension Office
4380 Memorial Drive Suite 200
Decatur, GA  30032
Email Master Gardener
Note: currently closed due to COVID-19 pandemic

  • Help with problem diagnosis
  • Plant sample submissions
  • Homeowner Series sessions on a wide variety of gardening topics
  • Georgia Pest Management Handbook (Home and Garden Edition)
  • A wealth of publications and articles on gardening in Georgia, such as:
    • “Common Landscape Diseases in Georgia”
    • “10 Steps to a Healthier Home Lawn”
    • “Diagnosing Plant Problems”
    • “Beneficial Insects, Spider, and Mites in the Southeast”

Publication:  “Submitting Samples to the UGA Plant Disease Clinics”

“Managing Garden Insects Begins with a Question:  Friend or Foe?”
Excellent video tutorial from UGA Extension on Garden Insects and Integrated Pest Management (IPM)

Pest and Plant Disease photographs
The University of Georgia Center For Invasive Species and Ecosystem Health

National repository of information and images of plants, pests, and plant diseases

Plant disease information
University of Florida Extension

Publications:  “Guidelines to Identification and Management of Plant Disease Problems” – Parts I, II, III, IV

Nutrient deficiencies
University of Arizona Extension

Publication:  “Guide to Symptoms of Plant Nutrient Deficiencies”

North Carolina Cooperative Extension

Publication:  “Those Voracious Voles!”

Soil and Amendments


What’s Offered

Current soil temp, rainfall, and weather conditions in Dunwoody from the UGA weather station at the Cherokee Country Club.

Online order form for instructions and materials for soil testing.  Cost is $15 per soil sample.

Explains the difference between organic and synthetic fertilizers.  Provides excellent guidance on when and how to fertilize.

Listing of products certified for organic gardening by the OMRI

Publication:  “Changing the pH of your soil”

Plant Selection


What’s Offered

Excellent search engine for plant selection and identification

University of Georgia Extension
Search “Plant Selection”

Numerous publications on plant selection, from trees to ornamentals.

The definitive information source for plants native to our area, along with information on events and sources for purchasing plants.

Vegetable Garden Planting! UGA Extension Service

The definitive information source for vegetable planting in Georgia.