Eureka fruit are usually medium-small but become large and puffy two to three months after maturity. Fruit shape is elliptical to oblong and fruit has a short neck and medium nipple. Eureka lemon has yellow skin at maturity and often has ridges on fruit surface, Fruit from the main winter has an average weight of 160-180g. Medium to thin skin, flesh color greenish-yellow, high juice and acid levels. Seedless to 5 seeds per fruit.