Evidence #378 | November 16, 2022

Book of Mormon Evidence: Botany and Jacob 5 (Nourishing)

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Scripture Central

Abstract

The allegory of the olive tree, recorded in Jacob 5, contains many details that are consistent with known botanical principles and horticultural practices.

Zenos’s allegory of the olive tree recorded in Jacob 5 contains, by far, the most extensive discussion of olive horticulture found anywhere in scripture. While some of its olive-related details can also be found in biblical texts, many others couldn’t have been derived from any biblical source or combination of sources.1 This provides a unique opportunity to test the Book of Mormon’s content, in this case on botanical grounds.

In 1990, Wilford M. Hess, a professor of botany, compared Zenos’s allegory with known facts and principles pertaining to the cultivation of olive trees.2 Several years later, Hess, along with additional researchers, significantly expanded upon his original work.3 They concluded that “Nearly all of the allegory in Jacob 5 corresponds exceptionally well with both ancient and modern botanical principles and horticultural practices.”4 The following sections present just a sampling of such correspondences, most of which relate to the principle of nourishing olive trees.

Age, Ripening, Corruption, and Decay

Zenos compared the house of Israel to a “tame olive tree, which a man took and nourished in his vineyard; and it grew, and waxed old, and began to decay” (Jacob 5:3).5 His allegory also sometimes refers to branches or trees that have become “ripened” or “corrupted.”6 The term “ripened” suggests that a branch or tree has become in some way compromised because of its age or stage of development.7 “Corrupted” appears to be more of a general concept indicating that a branch or tree was in a state of decay or that the fruit thereof was less than ideal.8

While olive trees can live for a remarkably long time, as they grow older the wood may deteriorate, making it hard for nutrients to pass from the roots to the branches. Trees can also decay from “decomposition caused by parasitic or saprophytic microorganisms and macroorganisms.”9 Olive trees therefore need careful tending as they age in order to remain healthy and productive.10

Old olive tree. Image via israelagri.com.

Digging

On several occasions, the allegory mentions digging activities as part of tending olive trees, always with the description of the caretaker “digging about” the tree.11 In soil that is not “naturally well aerated,” digging, plowing, or harrowing will “loosen the soil to make nutrients and moisture available to the roots.”12 This type of care is regularly needed for olive orchards.

Modern example of plowing an olive orchard. Image via freepik.com. 

Nourishing

The allegory discusses various activities to help “nourish” olive trees.13 This general description may refer to providing sufficient water and nutrients through fertilization.14

Dung

On a few occasions, the text mentions that the olive trees were “dunged” as part of their caretaking and rejuvenation process (Jacob 5:47, 64, 76). Dung, whether from animals or humans, is a natural fertilizer that was used anciently to provide crucial nutrients for plants.15 “The olive yard should be manured at least once every three or four years,” write Hess, et al., “but it is more beneficial to manure moderately every year.”16

Olive trees fertilized with manure. Image via dreamstime.com. 

Conclusion

“In this single chapter of the Book of Mormon,” write Hess and his associates, “there are many detailed horticultural practices and procedures that were not likely known by an untrained person, and may not have been fully appreciated by professional botanists or horticulturalists at the time the Book of Mormon was translated.”17 Thus it is “hard to imagine” that whoever wrote Jacob 5 “was not personally familiar with the minute details and practices involved in raising good olives in a Mediterranean climate.”18

As an ancient Israelite prophet, Zenos would be a plausible candidate for the text’s authorship, seeing that olives were such an important crop in Israel.19 It is harder to ascribe the contents of this allegory to Joseph Smith, who “probably had little knowledge of olive trees in New York, as they will not grow in the northeastern United States.”20

Further Reading
Appendix
Endnotes
Science
Botany and Jacob 5
Botany and Jacob 5 (Nourishing)
Book of Mormon

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