<p>Dark green with a high tolerance to Powdery Mildew, this long cucumber is a stable variety for an unheated greenhouse.</p><p>Varieties with resistance to Powdery Mildew should not be sown before the beginning of March. Sow singly in pots until May. Hybrids can be temperature sensitive, and we recommend temperatures of 25C (78F) day and 20C (68F) at night for optimum germination.</p>