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Contact

University of Idaho Extension, Ada County

Physical Address:
5880 Glenwood Street, near Western Idaho Fairgrounds, Boise Hawks Stadium and Garden City Library

Office hours: M-F 8:30 a.m. to 4:30 p.m.

Mailing Address:
5880 Glenwood Street
Boise, ID 83714

Register/Pay Online

Phone: 208-287-5900

Email: ada@uidaho.edu

Web: uidaho.edu/ada

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Identification and Diagnostic Services

Our Plant Diagnostic Clinic is open to the public by appointment only. To schedule an appointment with a Master Gardener, please call our office at 208-287-5900.

You can also submit your gardening questions, plant problems, and plant and weed identifications by email or phone call. If you prefer email, please fill out the appropriate form, below, and email your form with pictures (if appropriate) to the Ada County Master Gardeners. Use the recommendations below.

  • Include one close-up picture.
  • Include one entire plant picture.
  • Include one picture which shows the plant and the surrounding landscape.
  • For insects, position a penny next to the insect to give us some scale. 
  • Take photo with indirect light when possible.

Clinic Hours

Our seasonal hours:

  • By appointment only 
  • May-September

Off-Season:
Please drop off your sample and form at the office, and someone will get back to you.

Submitting Samples for Problems or Identification

Trees

Bring a branch approximately 12-18" long showing the progression of the problem. If the problem is on the trunk, bring clear pictures. Fill out the Plant Problem Form (PDF). Please bring the completed form and your sample into the office. No fee.

Turf

Bring a 12" square section from the problem area (showing a portion of the healthy & unhealthy conditions), including 2-3" of soil. Fill out the Plant Problem Form (PDF). Please bring the completed form and your sample into the office. No fee.

Weeds and Other Plants

Bring whole plants with root system intact. Plants with flowers or seed heads are easier to identify. Fill out the Weed and Plant Identification Form (PDF). Please bring the appropriate completed form and your sample into the office. No fee. 

Insects

Bring in a closed container. Avoid bringing in crushed insects. Fill out the Insect Identification Form (PDF). Please bring the completed form and your sample into the office. No fee.

Other Problems

Please use the Information Request Form (PDF) for all other questions or additional information not specific to the listed categories.

Soil Test

Cost of standard fertility test: $48

  1. Pick up a soil test kit at the UI Extension, Ada County office.
  2. Gather and prepare the soil sample according to the directions provided with the kits (PDF) and mail to the University of Idaho with your payment.
  3. When you receive your soil results, contact our office at 208-287-5900 and ask for Extension Educator Susan Bell to help interpret your results.

Forms

Download Acrobat Reader to open PDF files.

Forms on this page can also be found at the UI Extension, Ada County office.

Contact

University of Idaho Extension, Ada County

Physical Address:
5880 Glenwood Street, near Western Idaho Fairgrounds, Boise Hawks Stadium and Garden City Library

Office hours: M-F 8:30 a.m. to 4:30 p.m.

Mailing Address:
5880 Glenwood Street
Boise, ID 83714

Register/Pay Online

Phone: 208-287-5900

Email: ada@uidaho.edu

Web: uidaho.edu/ada

Our People Find us on Google Maps