Salisbury Road Plot Holder Membership Renewal. The official 2022 annual subscription rate is again £5 per year per plot if paid in April rising to £6 if paid later than April 30th 2022. Knowsley Road Affiliation Fees & Garden Membership Annual Fees - Waived £0.00 - If you are happy to remain an association member you need do nothing further. It will be assumed that existing members will wish to remain members – please email if this is NOT the case.