Kleverhoff's strains

Kleverhof is a farm in Germany where around 1000 varieties of tomatoes, other vegetables, and seed plants are grown. The quality of the seeds is guaranteed by the presence of a passport from the *Demeter* Association, which is a state regulatory body. At Kleverhof, they collect and grow tomato varieties from all over the world, as well as create their own very beautiful and productive tomatoes.