Mespilus germanica or hawthorn, to improve their performance in different soils. "Mespilus germanica" fruits are hard and acidic, but become edible after being softened, 'bletted', by frost, or naturally in storage given sufficient time. Once softening begins, the skin rapidly takes on a wrinkled texture and turns dark brown, and the inside reduces to the consistency and flavour reminiscent of apple sauce. This process can confuse those new to medlars, as a softened fruit looks as if it has spoiled. Once bletted, the fruit can be eaten raw and is often eaten as a dessert, or used to make medlar jelly. They
Sugar-apple seeds may number 20–40 or more per fruit and have a brown to black coat, although varieties exist that are almost seedless. There are also new varieties being developed in Taiwan. The atemoya or "pineapple sugar-apple," a hybrid between the sugar-apple and the cherimoya, is popular in Taiwan, although it was first developed in the US in 1908. The fruit is similar in sweetness to the sugar-apple but has a very different taste. As its name suggests, it tastes like pineapple. As a result of its widespread cultivation, many local names have developed for the fruit. Sugar-apple is high in