The Pennsylvania Certified Horticulturist (PCH) Associate application includes the initial exam and one retest. Any retests needed beyond this will require paying the retest fee for each attempt.
Need to mail it in? Print a copy of the PLNA retest form to send with payment.
Remember Me
7/20/2026One-Time Lapsed PCH Renewal Opportunity
3/10/20262026 PHS Flower Show PLNA Trophy Recipients Announced
1/28/2026PLNA Releases Updated PCH Manual
1/1/2026 » 12/31/2026Pesticide License Training Courses - Continuing Education University (Online)
8/13/2026PLNA Meet Up at Linden Hill Nursery
9/2/2026 » 10/7/2026Native Plants of Fall - Mt. Cuba Center (In-Person)
