Membership Login Pennsylvania Horticultural Society has additional details for members. Login below. PHS Members, please enter your PHS Member ID located on your Membership card to access your free or discounted tickets. If you need your Member ID or would like to join PHS, please contact us at 1.888.616.4483. After entering your Member ID, please select the date of your visit. Then your free or discounted Membership tickets will appear. All other guests, please select "Not a Member" to purchase Flower Show tickets.