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.
Use a lower nitrogen strength fertilizer every fourth feeding. Orchids need fertilizer, but are sensitive if overfed. Cut back fertilizer to 1/4 the normal amount in winter. Never add fertilizer to a dry plant.
2. Choose the right kind of soil for your orchids. Some first-time orchid growers make the mistake of assuming that orchids need to be potted in soil like other blooming flowers, choosing potting soil as a conduit. That would be a grave mistake.