According to media reports, CEO Ernest Reiser said the cause of the collapse was unknown and would be investigated.
Reiser said the co-operative was desperately trying to find alternative storage space in order to salvage the seeds.
Silos come tumbling down in Swellendam
More than 11 500t of canola seed ended up on the ground after 14 silos collapsed at the Sentraal-Suid Koöperasie co-operative in Swellendam on Tuesday (1 December).
