More than 60 entries were deliberated upon by an expert panel of judges including Richard Barnard (Hillier Landscapes), Bob Sweet (former RHS Head of Garden Judging), Sorrel Everton (Gardens Illustrated), Robin Templar Williams (Robin Williams and Associates), and James Steele-Sargent (Arun Landscapes).
The shortlist is as follows:
Project Value Under £15,000: Garden Box Landscape & Design, Living Gardens 2008, Muddy Wellies, Red River Landscapes, The Real Garden Company, Twigs Gardens.Project Value £15,000 - £25,000: Arbworx, Garden House Design, MJT Design & Landscapes, Tendercare Nurseries.
Project Value £25,000 - £50,000: Landspace, Oakley Landscapes, Robert Charles Landscapes, TKE Landscaping.
Project Value £50,000 - £100,000: Garden Builders, Hambrooks, The Teamlandscapers.
Project Value £100,000 - £250,000: Linden Landscapes Domestic Gardens, Millhouse Landscapes, Outdoor Space Design, The Teamlandscapers.
Project Value Over £250,000: Garden Art Designs, Stewart Landscape Construction.
Soft Landscaping: Big Fish Landscapes, Tendercare Nurseries.
Hard Landscaping: Landspace, Liverpool Landscapes Ltd, Millhouse Landscapes, Shore Landscapes, TKE Landscaping.
Overall Design & Build: Frogheath Landscapes, Garden Art Designs, Garden Builders, Landspace, Roger Gladwell Landscapes.
Special Feature: Amenity Trees & Landscapes, Roger Gladwell Landscapes, Vandenberg-Hider Landscape Design and Construction.
Young Achievers Award: Hambrooks, Wildroof Landscapes.
Judging panel chair Barnard said: "With an increase in entry numbers this year, the judging panel were burning the midnight oil to complete an intensive day judging schemes of exceptionally high standards.
"I believe the optimism in our industry over the last year has benefited the quality of schemes, which showcase the importance of awards and their value to members and the industry."
The awards ceremony, sponsored by Bradstone, takes place on Wednesday 12 March at new venue Gibson Hall, London.
Sponsors are Andrew Plus, British Seed Houses, British Sugar Topsoil, Classiflora, Easigrass, Greentech, and Sovereign Turf.