Related Clues:

• A fertiliser can put up value
• Off-peak price said to be for fertiliser
• It's a heap of use to gardeners
• Mixture for garden
• Treat in another way to produce salt
• Nattier (anag.)
• It can be rotten, having to go to bed
• Salt in treat specially cooked
• The dung of sea-fowl, used as manure
• English dish at home served up with salt
• Decomposed organic substances heaped in the garden
• A ground prepared, but it's not right day for fertiliser
• How fast lice multiply, given a fertiliser?
• Decayed organic matter
• Gardener's assistant, bloke with flower