How to Control Black Spot Fungus Disease on Roses. The signs of black spot fungus on roses are hard to miss. Black spot (blackspot) is one of the most common diseases of rose bushes; and, if left unchecked, it can cause quite a bit of damage to your rose garden. Caused by the fungus Diplocarpon rosae, black spot begins just as its name suggests, with black spots showing up on the surface of the leaves.
1 Swallowing disorders (may result in actual post-nasal drip or just cause the sensation of having it) 2  Strep throat (post-nasal drip is an uncommon strep throat symptom, but it can occur)  Pregnancy and other conditions that cause fluctuation of hormone levels.
Post-nasal drip occurs when thick or excessive amounts of mucus drip into the back of the throat. The inflammatory substances in the drip coupled with trying to clear the excessive mucus, causes irritation and discomfort. Excess mucus running down the throat may cause hoarseness and lead to a cough. In fact, post-nasal drip is the most common cause of coughs. Other common symptoms include tickling in the throat, snorting, constant clearing of the throat, and difficulty breathing. A sore throat results due to the continual attempts to clear the excess mucus.