All citrus trees — including oranges , limes and kumquat tree — have the same likely maximum lifetime . The unlike varieties of citrus motley in size as well as fruit case . Climate and disease cut the potential lifespan short ; however , so does low productiveness . agriculturist usually replace trees with correct output .
Natural Lifetime
About a thousand years ago , culture spread this important tree throughout the world ’s tropic zones . Because citrus fruit played an important theatrical role in the discussion of scurvy , sailors by design established groves near tropic ports . Spanish Panama hat convey seed to the Americas in the 15th and 16th centuries . Citrus tree diagram could live to be a one C old , but the fat lifetime of trees strike curt . Harvests naturally reject after about 50 old age .
Commercial Lifetime
Because of newfangled disease , the fat lifespan of many newfangled citrus groves drops well below the natural 50 - year productive life . Citrus greening , a disease unfold by the Asian citrus fruit psyllid , infects tree with bacteria that cause bitterness in the yield and ruin its market time value . In area affected by citrus greening , the utile lifetime of a citrous fruit Sir Herbert Beerbohm Tree could stop at only 15 old age . As yet , no handling exists for citrus greening beyond removing infected trees and replanting . Citrus greening arrived in Florida in 2005 and has since been detect in Louisiana and South Carolina .
Weather Extremes
Citrus Tree tolerate very meek winters but do n’t survive hard freezes . Irrigation and contrived heating might pull grove through a hard frost , but most citrus trees perish when exposed to temperatures of 21 degree F or below . The citrus industriousness in Florida centered in the north central part of that state for much of its history . During the wintertime of 1894 to 1895 , cold conditions devastated woodlet and have a shift in product to the southerly part of the commonwealth . Cold snaps periodically cause severe price to groves , even in tropical Florida .
Indoor Citrus
In northern expanse , citrus fruit tree diagram make interesting plant for container growing indoors . Ponderosa lemon and Calamondin orange adapt well to indoor life history , although all citrus plantings will need spare humidity and artificial lighting during the wintertime months . Citrus must be sheltered indoors before remote minimum temperatures drop below 50 degrees F. Since the tree depend on insects for pollination , yield wo n’t set on the trees unless growers cross-pollinate by hired man . container limit the sizing of root word systems , and the size of the tree at matureness , but with excellent care , an indoor citrous fruit tree diagram could live to a ripe old age .
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