Intro:Sedirea japonica comes from the mountains of southern Japan and is also known as "Nagoran". The spikes can hold several flowers that are lemon-citrus scented. This is the standard form that has leaves which are similar to a phalaenopsis. There are other varieties of this plant such as the dwarf round form, a yellow flower form, rough leaf and variegated varieties.
Light:This plant prefers medium light conditions. When growing on a windowsill, a bright east or south exposure is necessary. Grow at 4 feet under bulbs when growing under High Pressure sodium lights. When growing under fluorescent bulbs, this plant can be placed between one ore two feet under the bulbs.
Humidity:50% or higher is ideal.
Water:It is best to use rain, distilled or reverse osmosis water. Municipal water with a pH of 7.5 or lower can also be used. Water as the mix just dries out, when in bloom water as the medium approaches dryness. The prefer water retaining material such as sphagnum moss.
GrowMore 20-10-20 Urea free. Use at the rate of ½ teaspoon per gallon. If using rain, distilled, or reverse osmosis water, add back in 5 - 10% municipal or well water to supply the necessary calcium and magnesium. Fertilize every other watering in the summer and every third watering in the winter.
We also highly recommend
Green Jungle Orchid Food, especially formulated to work with rain, distilled, reverse osmosis water or water low in alkalinity. Fertilize with Green Jungle twice a month when growing in sphagnum moss.
Flowers generally emerge in January through March, and sometimes in the summer. They are a cream white color with traces of purple barring on the petals. The flowers have a lemon-like fragrance. Most likely this plant evolved from the same background as the Neofinetia falcata.
These plants like to grow in a well drained medium with high humidity, or New Zealand sphagnum moss. They also enjoy the classic Japanese mound of moss which is commonly used with Neofinetia falcata, as long as adequate water is applied. Repot once a year for best results.