Monthly Donation

Show your support all year long by making a monthly gift to TPI. Monthly donations will be charged to your credit card every month and they qualify you for TLI’s 500 Club. Donate $500 or more in a single calendar year and be recognized as a 500 Club member. In addition to knowing that you support turfgrass research and education, 500 Club members receive a recognition pin and special acknowledgment at TPI meetings, in TPI publications and on TPI and TLI websites.

Monthly Gift

500 Club

Monthly Donation FAQ’s

Can I make changes to my account (i.e. change the amount, change my credit card number, or cancel)?
Yes, make changes by calling TLI at +847-649-5555 or email

Will I receive verification of my donations for tax purposes?
Donors will receive an annual statement mailed in January of each year. Please contact us at +847-649-5555 or email if you have any questions about the tax acknowledgement letter.

What do I receive with my donation?
When you donate, you join the Monthly Giving Program. After your donations have totaled $500 in a single calendar year, you will receive a 500 Club pin, acknowledgement as a 500 Club member on TPI and TLI websites, recognition at TPI events and in TPI publications.

How will my donation be used?
Your monthly donation will support education and research on topics such as the environmental impact of using turfgrass compared to other groundcovers, new techniques and tools for growing and harvesting turfgrass, the social impact of using turfgrass compared to other groundcovers, and how turfgrass compares with artificial turf for playing fields. With your consistent support we are able to plan the future direction of turfgrass research, education and public outreach.

How can I stop my monthly donations?
You can cancel your monthly gifts – or adjust your month amount – at any time. Please contact us at +847-649-5555 or email to adjust or cancel your monthly gift.