Orla Forde is believed to have left Homebase to join a long list of horticulture buyers who have departed the company, which Wesfarmers bought for £340m earlier this year. She joined Homebase from Somerfield in 2009.
Jon Kemp was Homebase trading director DIY and garden and had been at Home Retail Group for 20 years. Andy Goddard was horticulture category manager at Homebase.
Jane Templar, who was Homebase plant buying manager has also gone.
Paul Emslie moved to Wyevale Garden Centres as trading and marketing director having been commercial director at Homebase. David Gillespie is running buying of garden products.
The garden buying team is now in Milton Keynes having moved from Swindon.
Homebase did not respond to requests for comment.