firmnessonions
Firmnessonions are a group of Allium cepa cultivars selected for superior tissue firmness relative to conventional onions. Developed to improve texture retention in fresh markets and during quick cooking, they are characterized by a dense flesh and a high-resilience outer skin that helps limit softening after slicing or brief heating.
Physically, firmnessonions produce globe-shaped bulbs of medium to large size. The skin is yellow, white, or
Cultivation and agronomy: They prefer temperate climates and are generally grown as long-day varieties. Best results
Uses and storage: In culinary use, firmnessonions are valued for raw applications in salads and sandwiches
History and distribution: The trait was developed by horticultural programs and seed companies in the late