The deadline is 28 April.
For details, search for "itt_ 11772" at www.publiccontractsscotland.gov.uk.
This year's Saltex will be looking to build on the success of last year by packing in a multitude of exhibitors and sessions over the two days, Sally Drury reports.
These tidy evergreen trees are not just for Christmas and come in a range of shapes and sizes, writes Miranda Kimberley.
Successful relocations can see even big trees flourish while costing less than buying new stock, says Sally Drury.
Gail Manning Hertfordshire
Crews Hill Wholesale Plants Ltd Kent
Rudding Park Limited Harrogate
London Golf Club Ash, Nr Brands Hatch