It continues: “The existing space in the old barn will become available as a small function room that can be used for events by local groups as well as school visits.
“Space will be available to display educational information about herbs and wildflowers and their place in the environment. The two craft rooms will be available to local people to sell their own hand-crafted items.
“It is also fair to say that the existing operation has completely outgrown the existing facilities and so to maintain the vitality and viability of the business it is essential to upgrade them.
“It is of paramount importance to offer a quality product in times when internet shopping seems to be the norm in retail — a unique customer experience is required.”
Six new staff parking spaces would be created.
The business, which has 25 full-time employees,Â opened in 1985 and has grown.
Originally it was a specialist herb growing business but introduced home and garden products in 1989.
In 1995 new polythene tunnels were added and in 1999 a timber-framed barn was built.
South Oxfordshire District Council, the planning authority, will make a decision by September 29.