Are Panicle Hydrangeas suitable for beginners or low-maintenance gardens?

Yes, a very good one to start with, as Panicle Hydrangeas are very easily grown, tough intruders. They withstand various soils, have minimal pruning to do, and are also not sensitive to most insects and diseases. They also do well with minimal care, and so they are reliable plants to use when landscaping a low-maintenance theme.