Rootwise offer two types of Calcium Lime; bulk & granulated:

Calcium Lime

Rootwise Ltd currently sources a high quality, soluble Calcium Lime product with a neutralising value of over 50% from a quarry in Malton, North Yorkshire. Agricultural Lime is a soil additive made from pulverised limestone or chalk with the primary active component being Calcium Carbonate. Additional chemicals vary depending on the mineral source and may include Calcium Oxide, Magnesium Oxide and Magnesium Carbonate.

Granulated Calcium Lime

Granulated Calcium Lime is sourced from leading producers within the UK with Rootwise Ltd being an approved supplier. Granulated Calcium Lime is produced from fine limestone flour combined with a water-soluble organic binder; typically the product consists of hard granules of between 2mm and 5mm.