The traditional treatment to control moss. NPK 5-0-0 + Ferrous Sulphate. Recommended Application: 135g per m2 anytime between late Spring and Early Autumn. Do not apply on wet or damp grass or in frost or drought conditions.
About Sinclair...
Sinclair has been involved in the horticultural market since 1850 and is the manufacturer of well-known garden brand names such as J Arthur Bower's, New Horizon, Garotta and Silvaperl.