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Proceedings of the International Plant Propagator's Society

Vol. 28


Horst Dargel

pp: 406-409

The pecan nut (Carya illinoensis) is a close relative of the walnut; both are members of the family Juglandaceae. The pecan is native to the eastern half of the U.S.A., embracing the states of Illinois down to Texas and east to the Atlantic Ocean. Since the European settlers were first introduced to it by the Indians, the pecan has enjoyed a tremendous popularity in the U.S.A. Huge pecan groves have been established in California, Texas and New Mexico. Some forty years ago trial plots were planted in Australia and in a number of other countries which have a suitable climate.

The pecan tree can produce fruit for over 100 years and it can grow to an enormous size. To illustrate, there are old orchards in the U.S.A. where four trees occupy a full acre. The trend there and elsewhere is to select or breed cultivars and match them with rootstocks which will produce medium sized trees, rather than the giants of the past. Of course, as with all relatively uncommon crops such as avocadoes,

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