10 Seeds Sow indoors January-May. Cover with a thin layer of gravel or perlite. If germination has not occurred within a month, place the seeds in the refrigerator for about a month. Then outdoors in the shade. Can also be sown in autumn September-November outdoors in pots or in open ground intended for propagation. Transplant to the growing site in autumn or spring. germination time 1-3 months