most common duties of a Groundskeeper are:
Mowing lawns
Trimming hedges
Watering plants
Installing sprinkler and irrigation systems
Preparing outdoor areas for various weather conditions by weatherproofing, covering outdoor furniture with tarps, tying down unsecured items, etc.
Maintaining gardens and lawns, including planting, fertilizing, weeding, soil conditioning, mulching and applying pesticides
Operating and maintaining garden and landscaping equipment
Scheduling specialty services such as ground leveling or patio installation