Gastroenterologists have extensive training in the diagnosis and treatment of conditions that affect the esophagus, stomach, small intestine, large intestine (colon), and biliary system (e.g., liver, pancreas, gallbladder, bile ducts). Gastroenterology is a subspecialty of internal medicine.
Apply a nitrogen rich fertilizer, at 1/4 strength of the manufacturer's recommended dosage, to the soil around the orchid plants every time they are watered. Allow the soil around the orchid plant to dry out between watering. Apply the fertilizer to the soil right after watering. Use a teaspoon to administer the fertilizer. If your orchid plants are surrounded by bark, move the bark aside so the fertilizer blends well with the soil and isn't hindered by the bark.
Some orchids prefer to be kept on the moist side. This does not mean that the orchid like to be left in standing water. Try to water the plants early in the day, so that the foliage will be dry by nightfall. To prevent bacterial and fungal disease, use Physan 20 once a month. How often do I need to fertilize my orchids?