Professional and friendly Landscaping in Oahu. Green Grass Hawaii is the leader at tree service, sprinkler installation/repair, natural and artificial grass installation, and landscaping. We also do landscape design. Our tree services include planting, trimming, pruning, and removal in Oahu. We serve most of the island including landscaping in Honolulu, Aiea, Kailua, Kapolei, Mililani, and Ewa Beach. Call us today for your Oahu landscaping needs! Green Grass Hawaii 1189 Waimanu St Suite #3202, Honolulu, HI 96814 (808) 707-8321