On Tuesday, 28 May 2019 11:45:29 UTC+1, The Natural Philosopher wrote:
On 28/05/2019 06:48, fred wrote:
New greenhouse going up 4m x 3m roughly. Aluminium frame with glass. any recommendations for foundations. Its on good firm ground

concrete blocks laid on sides or paving slabs

No need for 'real' foundations

+1, they're so light, and able to tolerate a little ground movement.