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.
You need to determine what the post-nasal drip is caused by such as a cold, allergies or other infection. Over-the-counter cold and allergy medicines that include antihistamines and decongestants are usually what are used the most for people with post nasal drip and cough.These medicines help dry up the mucus and will then stop you from needing to cough up anything from the back of your throat.ost-nasal drip can happen for many different reasons. Some of the most common causes are as follows: 1  Illness-colds and flus usually produce the most mucus. 2  Allergies. 3  Sinus Infection. 4  Dry air (heat from a furnace in the winter). 5  Foods (ones that make the nose run or that tend to build mucus like dairy products).