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The Rose Apple

by Gene Joyner, Extension Agent I

IFAS Palm Beach County Cooperative Extension Service

The rose apple Syzygium jambos is an East Indian native which forms a handsome evergreen tree forty feet or more with glossy, leathery, shiny leaves about six to eight inches in length and about two inches in width. New leaves, as they appear, are dark wine colored and gradually turn dark green as they mature.

The beautiful yellowish-white one and a half inch flowers are produced from late winter through the spring and often will have fruit maturing while the tree is still producing additional flowers. The flowers are generally produced in short terminal racemes on new growth.

The round or oval fruits are up to two inches in diameter and are pale yellow with sometimes a faint, pink blush. Fruits have a thin layer of pale yellowish flesh and a hollow central cavity containing one to three large brown seeds. The flesh is very distinctly rose scented and is generally crisp and juicy. Many people eat rose apples as an out of hand fruit, but it is more often used to make jellies and jams. They can also be stewed or preserved. The jellies and preserves made from rose apple retain the distinctive rose flavor.

Rose apples are easily propagated by seeds, but seedlings take three to four years to start flower and fruit production. Some trees are air layered which will give earlier fruiting. Select stains may also be propagated by budding. Trees grow slowly, but are adaptive for a wide range of soil types and generally once well established require little in the way of maintenance. During the fruiting season, fruits are often attacked by the Caribbean fruit fly, but some years there is not an many fruit fly infested fruit as others.

Trees also can be grown as container plants and they will fruit in containers. Most people though prefer growing rose apple as an outdoor shade tree and because of its thick canopy provides welcome relief from the heat during the hot spring and summer months.

Trees are not highly salt tolerant so should not be planted on direct salt exposed locations. For optimum fruiting fertilize rose apples two or three times a year with a general complete fertilizer containing all micronutrients. On high pH soils some micronutrient deficiencies might develop which would require treatment with nutritional sprays.





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