Gro Farms Custom Harvesting Contact Information Phone: (309) 781-0418 Address: 14998 US-34, Altona, Illinois 61414 Get Directions About Gro Farms is a custom harvesting service located in Altona, IL. Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Claim Listing Recently Viewed: Loading...