At the location in Heerhugowaard Iribov has ca 1 ha greenhouses available with total 15 kas compartments and also 11 phytotrons. For a large part this greenhouses are used for hardening of tissue culture plants (ca 15% of our total tissue culture production is hardened in this facility).

Apart from this the greenhouses are used for an array of projects. Growing donor plants for tissue culture projects, plants for breeding projects, growing for use in bio assays, growing for show plants, true to type analyses etc.