The Yakima Co-Op: Your Local, Farmer-Owned, One-Stop Shop for Farm & Home Needs. Keep your family warm all winter long with our fuel and propane delivery services, or drop by the store for winter essentials. Spring forward with Yakima-geared seeds, fertilizer, and irrigation products. Feed your lawn or your pets; choose from multiple brands of livestock feed to find what's best for you, your stock, and your flock. Or, let us help you start your flock, big or small, during our chick season. Choose from many different breeds... eggs can be crossed right off your grocery list! On the go? Visit any of our three Cenex gas stations in the valley and top off. Yakima Co-Op has something for everyone; stop in to find what's right for you!