Nursery Sites At Acorn we are always looking for new opportunities. In terms of new settings our development criteria are: Preferably leasehold, with a lease of 15 to 20 years. Square meterage – 200 sqm of interior free play space not including fixtures and fitting i.e storage, sinks etc. Outdoor space – minimum 100 sqm of outdoor play space. Sustainable build – use of sustainable materials and ideally the incorporation of renewable energy sources i.e. air source heat pumps, solar panels. Within reach of housing. Within reach of a significant workforce Ease of access for customers dropping off and car parking for staff.