In his new role, McLean will source new and exclusive varieties and ranges of plants for the group’s website and 119 garden centres nationwide.
Stephen Pitcher, purchasing director of The Garden Centre Group, said:
"We are delighted to welcome Duncan to the group. He has a wealth of experience in the industry and a great deal of enthusiasm."
McLean started his career in horticulture more than 20 years ago at a 12 acre Victorian garden on the Isle of Mull as a gardener in training. He studied landscaping and horticulture at Oatridge College in West Lothian and graduated in landscape contract management.
He then worked in the landscape sector where he found his career focus changed to garden centres.
Prior to joining The Garden Centre Group, he worked at independent garden centres in Scotland.
He also worked for Country Gardens at its Hereford Garden Centre and then at its Rake Garden Centre, where he was employed as centre manager. he was also part of the operations team as Plant Buyer for the group.
He said: "I’m looking forward to working with the group and helping contribute towards its future success.
"As well as sourcing new varieties of plants, I will also be identifying opportunities for growth from specialist plants within the company, helping to take the online plant business forward and dealing with new plant-based projects."