You can use the formula Tc = (5/9)*(Tf-32) where Tc = temperature in degrees Celsius, Tf = temperature in d â¦ egrees Fahrenheit.-109 F is -78.3 C. 2 people found this useful.ou can use the formula Tc = (5/9)*(Tf-32) where Tc = temperature in degrees Celsius, Tf = temperature in d â¦ egrees Fahrenheit.
Different types of orchids can be found growing everywhere from deep shade to full sun. The most commonly available orchids we grow at home need bright indirect light at a minimum, and in some case direct sunlight. We photographed this Brassvola orchid is growing in dappled sunlight along a riverbank in Belize.
Orchids growing in the wild have seasonal growth periods and blooming times. Some need freezing temperatures to induce blooming -- a key difference from tropical orchids that can't survive frost.oil Preferences. While tropical orchids grow on tree bark in rain forests, terrestrial orchids sprout from dirt in the ground. This means orchids native to the United States are dirt-growers, preferring well-drained soil but varying in the moisture level that each type tolerates.