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 ances ...

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

Golden Delicious 'Golden Delicious' is a cultivar of apple. It is one of the 15 most popular apple cultivars in the United States. It is not closely related to ' Red Delicious'. History Golden Delicious arose from a chance seedling, possibly a hybrid of ' G ...

' and the ' Indo' 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 ea ...

, 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 ret ...

, 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 r ...

.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 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 t ...

or warm climates. It flowers in the middle of the

growing season A season is a division of the year marked by changes in weather, ecology, and the amount of daylight. The growing season is that portion of the year in which local conditions (i.e. rainfall, temperature, daylight) permit normal plant growth. Wh ...

and is harvested late in the season. It is self-sterile and poor at pollinating others. It tends to bear fruit

biennially Biennial means (an event) lasting for two years or occurring every two years. The related term biennium is used in reference to a period of two years. In particular, it can refer to: * Biennial plant, a plant which blooms in its second year and th ...

References

Japanese apples Apple cultivars {{apple-fruit-stub