Malus domestica 'Jonafree'

Cultivar

Angiosperms > Rosales > Rosaceae > Malus > Malus domestica

Characteristics

A perennial hermaphrodite deciduous tree.
Life form perennial
Growth form tree
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread endozoochory
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Usage

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Cultivation

Origin: in Urbana, Ill., by a cooperative breeding program consisting of the Agr. Expt. Sta. of Illinois (D.F. Dayton and J.B. Mowry), Purdue Univ. (E.B. Williams, J. Janick, and F.H. Emerson), and Rutgers Univ. (L.F. Hough and C. Bailey). Introd. in 1979. USPP 4633; 27 Jan. 1981. 855-102 × NJ31; original seedling planted in 1965; a fifth-generation derivative of C.S. Crandall’s Rome × M. floribunda 821 cross. Ancestry also includes Jonathan, Gallia Beauty, Red Spy, and Golden Delicious. Selected in 1972; tested as Co-op 22. Tree: semi-spreading, vigorous, nonspur type; field immune to apple scab; slightly susceptible to powdery mildew and fire blight. Fruit: medium, axial diam. 55 to 70 mm, transverse diam. 63 to 76 mm; roundish to slightly oblate; color 95% medium red without stripes; undercolor yellow-green; smooth with dry wax, generally no russet, glossy, attractive; appearance resembles Jonathan; flesh light yellow, fine-grained, crisp; flavor subacid, moderately rich, pleasant aroma, good dessert apple. Season: with Jonathan. Storage: at lC retains flavor 10 weeks, no Jonathan spot, no shrivel in storage.
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Minimum temperature (C°) -29
Optimum temperature (C°) 14 - 27
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Vigor vigorous
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Malus domestica 'Jonafree'