The top six inches of soil should be kept damp but not soggy at all times for optimal plant growth, so check the moisture level at least twice a week and water most plants when the top inch of soil begins to dry.
If you anticipate using their services on a frequent basis, schedule regular visits with them. During the growing season, you may need them once a week, twice a month, or even less frequently, depending on the size of your garden. Negotiating the terms of payment with them is also crucial.
A landscape architect is in charge of planning an outdoor area. There may be some overlap between this job and landscape design or architecture. Both garden designers and landscape architects can begin their careers in the other field.
In order to have a well established garden by the time you most want to use it (the summer), it is best to conduct any major gardening work in the fall, winter, or early spring. Professional landscapers can complete their work regardless of the climate or temperature.