The

apple An apple is an edible fruit produced by an apple tree (''Malus domestica''). Apple trees are cultivated worldwide and are the most widely grown species in the genus ''Malus''. The tree originated in Central Asia, where its wild ancestor, ' ...

(also known as Crispin) was introduced in 1949 and is a cross between the ' Golden Delicious' and the '

Indo Indo may refer to: * Indo-, a prefix indicating India or the Indian Subcontinent * Indonesia, a country in Asia ** INDO LINES, callsign of Indonesian Airlines ** Indo people, people of mixed European and Indonesian ancestry ** Indo cuisine, fusion ...

' apple

cultivar A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture ...

s first grown in

Aomori Prefecture is a prefecture of Japan in the Tōhoku region. The prefecture's capital, largest city, and namesake is the city of Aomori. Aomori is the northernmost prefecture on Japan's main island, Honshu, and is bordered by the Pacific Ocean to the eas ...

, Japan. The apple's name is the former name of a large section of the

Tōhoku region The , Northeast region, or consists of the northeastern portion of Honshu, the largest island of Japan. This traditional region consists of six prefectures (''ken''): Akita, Aomori, Fukushima, Iwate, Miyagi, and Yamagata. Tōhoku reta ...

, Mutsu Province, which Aomori was created from during the

Meiji Restoration The , referred to at the time as the , and also known as the Meiji Renovation, Revolution, Regeneration, Reform, or Renewal, was a political event that restored practical imperial rule to Japan in 1868 under Emperor Meiji. Although there were ...

.Crispin apple
'Mutsu' is a

triploid Polyploidy is a condition in which the cells of an organism have more than one pair of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two sets of chromosomes, where each set contains ...

cultivar.National Fruit Collection page
/ref> It is highly susceptible to the disease Blister Spot.Blister Spot on Mutsu (Crispin) Apples
, retrieved May 30, 2007 'Mutsu' is a medium to large green apple with flesh varying in color from white to greenish yellow. It can be round, conical, or oblong, and have unequal sides. It is generally not uniform in shape or size. The

russeting Russeting or russetting is an abnormality of fruit skin which manifests in russet-colored (brownish) patches that are rougher than healthy skin. It is a common feature in apples and pears. Russeting is typically an undesirable trait, which reduce ...

on a 'Mutsu' apple covers little to none of the skin and when it is present is light gray to brown.

Usage

'Mutsu' is aromatic, sweet, and sharp, with juicy flesh. It is suitable for eating on its own, juicing, drying, or cooking, as it maintains its shape well when cooked. It can be kept for up to three months before going bad.

Cultivation

'Mutsu' can be grown in

temperate In geography, the temperate climates of Earth occur in the middle latitudes (23.5° to 66.5° N/S of Equator), which span between the tropics and the polar regions of Earth. These zones generally have wider temperature ranges throughout ...

or warm climates. It flowers in the middle of the growing season and is harvested late in the season. It is

self-sterile Self-incompatibility (SI) is a general name for several genetic mechanisms that prevent self-fertilization in sexually reproducing organisms, and thus encourage outcrossing and allogamy. It is contrasted with separation of sexes among individuals ...

and poor at pollinating others. It tends to bear fruit biennially.

References

Japanese apples Apple cultivars {{apple-fruit-stub