Onions high fitness storage, high soluble solids content and / or low pungency

An onion plant produces long day bulbs having a medium level of pyruvate to collect less than 5,5 mM / g fresh weight (FW), wherein said bulbs have an average soluble solids content (SSC ) at harvest of at least 7.0%, and wherein said plant by crossing a plant from which seeds were deposited under number PTA-9053, PTA-9054 or PTA-9055 with another access onion plant .