The answer to 'hedge drainage problems' is that common causes include poor soil drainage, blocked drainage pipes or channels, and excessive water runoff. Symptoms may include standing water around the hedge, wilting or yellowing leaves, and rotting roots. Solutions can involve improving soil drainage, unclogging pipes, and adjusting the landscape to divert water away from the hedge.
For minor drainage issues, homeowners can try DIY solutions like aerating the soil, installing drainage pipes or channels, or regrading the area. However, for more complex or severe drainage problems, it's best to call in a professional landscaper who can properly assess the issue and implement a long-term solution.