Image 1 of 3 Image 2 of 3 Image 3 of 3 Grown-To-Order: Pet Grass $6.00 A small (5” x 5”) live tray of Wheatgrass that your indoor pets will enjoy as a snack. Allow 7 days for delivery. Add To Cart Added! A small (5” x 5”) live tray of Wheatgrass that your indoor pets will enjoy as a snack. Allow 7 days for delivery.