Tips for extending life, crispness of salad greens September 23, 2020 - 00:00 Posted in: Ag & Outdoors Salad greens are among the most perishable produce items, and keeping them crisp and fresh until consumed can be a challenge, said a Texas A&M AgriLife Extension Service expert. “Salad greens are delicate and have a relatively short lifespan, and it takes some effort to keep them crisp and attractive,” said ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!