Sometimes called star yield , Averrhoa carambola ( Averrhoa star fruit ) is a tropical broadleaf evergreen tree treasure for its unusual fruit , which have a whiz - similar shape when sliced . Carambola trees are particular about their growing conditions and require moderate maintenance year - rhythm to get their characteristic yield .
Sometimes called whiz yield , carambola ( Averrhoa carambola ) isa tropical broadleaf evergreentree prized for its unusual fruit , which have a hotshot - comparable shape when sliced . Carambola tree diagram are bad-tempered about their growing conditions and require moderate upkeep year - round to produce their characteristic fruit . However , their attractive , ramify bole and leathery , 6- to 10 - inch - long leaves make them worth the effort for their cosmetic properties alone .
Climate Concerns
Carambola tree originated in southeast Asia , where they are now out in the wild . They are adapt to warm , humid environments and will not do well in arena where freezing temperatures are common . Carambola tree grow well within U.S. Department of Agriculture industrial plant hardiness zones 10 to 12 , although they can be grow in pots and overwintered indoors in cooler sphere . However , green goddess - grow carambola Sir Herbert Beerbohm Tree may have trouble bear yield if not continue under suitable conditions indoors and out .
Growing Conditions
Shade , drought , air current and wet , alkaline soil all take a toll on Averrhoa carambola trees , causing decline and premature death . pick out a farm emplacement in full sun with loamy , gently acidic soil and fast drainage . protection carambola tree diagram from strong , dry winds to prevent damage to the branches , foliage and fruit . Potted carambola tree need full sun and a pot tumid than 3 gallons to do well . When overwinter indoors , place the tree in a very shiny , cheery room where temperature stay on dependably above 55 grade Fahrenheit , and harbor the tree from bullet vents and selective service .
Water Needs
Carambola trees need a steady supply of wet year - round , although their needs vary according to the season . piddle weekly if no rain fall for longer than two workweek . Provide 1 inch of water weekly in winter and 2 inch in summer . When watering , wet the dirt in the top 6 to 15 inches . Potted carambola tree tree deplete their stain moisture quickly , so even monitoring is good . Water when the soil dry out on the Earth’s surface or if the tree wilts . Add water until it trickles freely from the bottom of the potentiometer .
Fertilizer Requirements
Carambola trees are heavy bird feeder and expect regular fertiliser applications from early saltation until autumn . A balanced , 10 - 10 - 10 or 15 - 15 - 15 analysis fertilizer enhanced with micronutrients works best , both for garden - grow and locoweed - grown star fruit . Young , garden - grow specimen involve roughly 1/4 - pound of fertilizer every month , while older Sir Herbert Beerbohm Tree demand at least 1 pound sterling of fertilizer three times throughout the growing season . Pot - grown carambola trees also need regular eating because they deplete their soil much faster . Apply 2 to 3 tablespoon of 10 - 10 - 10 or 15 - 15 - 15 depth psychology fertilizer every week , always to fuddled ground .
Special Care Tips
As with many fruit trees , carambolas need all the service they can get to farm an abundant fruit crop . Garden - grown specimens must be imbed at least 20 to 30 foot aside from other trees and structures to prevent shading , a component that prevents proper fruiting . Potted star fruit need to be outdoors during the warm summertime month to allow insects to pollenate their fragrant , 1/4 - in - wide bloom . Also , station the tree near other plants shop by pollinators to make them more visible .
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