Telling your tenants what they can and cannot do with their rented property should be some kind of violation of the right to quiet enjoyment of property.
This and the HOA shit is really weird to me. America is all like “we highly value our personal freedom and private property” but then HOA’s and landlords come in and want to tell you exactly what you have to do with your yard. What the hell?
Bernoulli’s principle is certainly involved, but the full explanation is more complicated and arguably beyond high school level: