Over what domains does Persephone preside? Do landscape architects work with any of #1?
Landscape architect
Persephone is a vegetation goddess.  A vegetation deity is a nature deity whose disappearance and reappearance, or life, death and rebirth, embodies the growth cycle of plants. Landscape architects deal with planning and laying out gardens and other plant life.
person involved in the planning, design and sometimes direction of a landscape, garden, or distinct space
Would Persephone be a good consultant to a landscape architect?