Awards & Accreditations

We really are as good as we say we are, and this has been acknowledged. Our reputation for excellence in green service provision, meeting best practice as a minimum, and exceeding industry standards has earned us several accolades and accreditations from a number of highly respected bodies.

We also make regular contributions to our charitable partners, Parks for London and Perennial. Our contribution to Parks for London goes toward keeping London’s parks and green spaces thriving, accessible and safe. Our contribution to Perennial enables the charity to continue providing free, confidential advice, support and financial assistance to individuals working in the horticultural industry.

2018 Toggle

Winner of the Pro Landscaper Business Award for our diverse and all-encompassing apprenticeship scheme.
Winner of the Sutton Seeds Cup for Portbury Wharf Nature Reserve managed in partnership with Portbury Wharf Volunteer Community and North Somerset Council. The reserve was recognised as an outstanding area of nature conservation.
Glendale apprentice, Leon Boddy, achieved third place in the regional heats of the Young Horticulturist of the Year competition.
Lewisham was recognised as one of the top three London boroughs for the management of its parks and green spaces in partnership with Glendale in the most recent Good Parks for London report.
The partnership between Glendale and Lewisham Council received the Horticulture Week Custodian Award for Best Parks Partnership – Commercial
Winner of the Horticulture Week Business Award for Arboriculture Contractor of the Year

2017 Toggle

Winner of 44 Green Flag Awards in partnership with clients across the country in recognition of green spaces with high standards of horticulture, cleanliness, sustainability and community involvement.
Winner of the British Association of Landscape Industries (BALI) National Landscape Award in the community and schools development category for breathing new life into a neglected urban space on Monmouth Road in Edmonton.
Many of our staff have won the Pro Landscaper 30 under 30 award, including Adam Ryan, Anthony Harper, Laura Owens, Joanna Hill and Mike Booth in 2017.
Winner of Project of the Year at the Construction News Awards for the Met Office Supercomputer in Exeter. Glendale delivered a £120,000 package of landscaping works to the three-acre site.
Daniel Marshall from Glendale Horticulture is named Midland Regional Growers’ Apprentice of the Year in May 2017 in recognition of his hard work and enthusiasm.
Our Watford-based arboriculture team won a Business Excellence Award in recognition of their high levels of innovation, growth, performance and customer care in their industry.
Peter Cosgrove awarded an honorary fellowship with Myerscough College for his outstanding contribution to horticulture in 2017.
Glendale Horticulture supplied plants to Gold award winning Viking Cruises ‘World of Discovery’ at the RHS Hampton Court Flower Show, plus the Silver-Gilt award-winning Centre for Mental Health garden ‘On the Edge’ and Silver-Gilt award-winning garden ‘Colour Box’.
Gold for Phillips Memorial Garden and Silver Gilt for Gostery Meadow in South East in Bloom in partnership with Waverley Borough Council.

2016 Toggle

Winner of a Business in the Community Responsible Business Award 2016 in partnership with Bolton at Home for helping excluded community groups become more socially and economically active.
Glendale Horticulture supply plants to Gold medal winning Dogs Trust garden at RHS Hampton Court Flower Show, as well as the Gold medal winning garden ‘Nature and Nurture’ by RHS Young Garden Designer of the Year, Caitlin McLaughlin, at RHS Flower Show Tatton Park.

2015 Toggle

Gold medal winner at the RHS Flower Show Tatton Park for the Perennial Legacy Garden, in partnership with Perennial, GK Wilson Landscaping, and garden designer Paul Hervey-Brookes.
Gold for Portishead and Gold for Weston-super-Mare in the South West in Bloom awards in partnership with North Somerset Council.

2014 Toggle

World Record Holder for Remembrance Sunday bulb planting at Brookvale Park where 850 residents simultaneously planted bulbs as a lasting memorial to the fallen of WWI, beating the previous world record.
Gold for Portishead and Gold for Weston-super-Mare in the South West in Bloom awards in partnership with North Somerset Council. Portishead also received an award for Best Urban Community in Britain in the Bloom awards.

2013 Toggle

Gold for Portishead and Silver-Gilt for Weston-super-Mare in the South West in Bloom awards in partnership with North Somerset Council.

2011 Toggle

Winner of the prestigious British Association of Landscape Industries (BALI) Employer of the Year Award.

Shortlisted Awards Toggle

Shortlisted for the Horticulture Week Business Award 2018 in the Arboriculture Contractor of the Year category
Shortlisted for Horticulture Week Custodian Award 2018 for the company’s partnership with Lewisham Council.
Shortlisted for the Pro Landscaper Business Award 2017 in the Grounds Maintenance category
Shortlisted for a Local Authority Innovation Award 2014 with North Somerset Council in recognition for innovations in recycling and diverting waste from landfill adopted on the contract.

Accreditations Toggle

BS EN ISO 9001: 2015 with NHSS 18 (National Highways Sector Scheme) for our quality management systems.
BS EN ISO14001:2015 for our environmental management systems.
BS OHSAS 18001:2015 for our occupational health and safety systems.
Arboricultural Association ARB Approved Contractor Status
CHAS (Contractors Health and Safety Scheme) in recognition of our health and safety systems.
Achillies UVBD B2 Verified for our utility arboricultural works
Constructionline Gold Status
ACDC bronze in recognition of our health and safety systems

Memberships Toggle

Member of The 5% Club demonstrating our commitment to investing in the next generation. As part of this membership, we must have at least 5% of our workforce in apprenticeship, training or graduate positions. We currently have seven percent of our workforce in training.
British Association of Landscape Industries (BALI) Corporate Membership
The Arboricultural Association and UAG Corporate Membership
Country, Land and Business Association (CLA) Corporate Membership
Institute of Groundsmanship (IOG) Corporate Membership
The London Tree Officers Association Corporate Membership
The Tree Council Membership