Illinois Extension has a vast collection of resources addressing horticultural interests. We recognize that home and commercial horticulturalists each have unique needs, so we've cultivated a set of resources designed to address their top concerns. Check them out below.
Master Gardener Help Desk
Our Master Gardener Help Desks are open for the 2022 growing season.
- DuPage County:
- Monday - Wednesday - Friday | 10 a.m. to 1 p.m.
- uiemg-dupage@illinois.edu | 630-955-1123 | 1100 E. Warrenville Road, Suite 170, Naperville 60563
- Kane County:
- Monday through Friday | 9 a.m. to 1 p.m.
- uiemg-kane@illinois.edu | 630-584-6166 | 535 S. Randall Road, St. Charles 60174
- Kendall County:
- Monday - Wednesday - Friday | 9 a.m. to 12:30 p.m.
- uiemg-kendall@illinois.edu | 630-553-5823 | 7775B IL Route 47, Yorkville 60560
Find a location or learn more about visiting our offices.
General Help Desk Email Submission Tips:
- In addition to your question, please include as much additional information as possible:
- This could include planting date, age of plant, chemicals used, number of plants affected, where found, patterns, when symptoms were first noticed, etc.
- Please check your photos before submitting them. Are they clear and in-focus?
- When possible, please include a size reference in your photos (such as a pen, ruler, or a coin).
- For plant identifications, please include photos of the whole plant AND close-ups of plant parts.
- Parts may include leaves, flowers, roots, fruit, seeds, etc.
- Send a maximum of 10 images per sample/question.
Learn More about Master Programs
- DuPage County Master Gardeners
- Kane County Master Gardeners
- Kendall County Master Gardeners
- Master Naturalists of DuPage, Kane and Kendall Counties
Additional helpful tools:
Email: uiemg-kane@illinois.edu
during this time, please see e-Help Desk info above
April through September, Mon - Fri, 10 a.m. - 2 p.m.
October, M W F, 10 a.m. - 2 p.m.
Phone: 630-584-6166
Address: 535 S. Randall Road, St. Charles IL 60174
Email: uiemg-kendall@illinois.edu
during this time, please see e-Help Desk info above
April through September, Monday through Friday, 9 a.m. - 12:30 p.m.
October, M W F, 9 a.m. - 12:30 p.m.
Phone: 630-553-5823
Address: 7775B IL Route 47, Yorkville IL 60560
Email: uiemg-dupage@illinois.edu
during this time, please see e-Help Desk info above
April and May: Weekdays - 9 a.m. to noon
June through October - TBD
Phone: 630-955-1123
Address: 1100 E. Warrenville Road, Naperville IL 60563
