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Horticultural Research (Japan)
We have developed a new growing technique called 'The Paper Lite cultivation method' and have now confirmed its efficacy for cultivating Cypripedium macranthos var. speciosum. We used Paper Lite medium (PL medium), which is made from a mixture of rolled paper and vermiculite and placed an aseptic air ventilation filter on the top of the growth container. We transplanted young cultured plants on to the PL medium. Immediately after transplantation, we cultured the plants in a dark place keepingdoi:10.2503/hrj.10.315 fatcat:qwe2q7bcvvapzkdxcwevvlawia