Student Question

What is the grafting metaphor in Shakespeare's Sonnet 18?

Quick answer:

The grafting metaphor in Shakespeare's "Sonnet 18" appears in line 12, where the speaker suggests that the beloved will grow in "eternal lines to time." Grafting, a horticultural technique, involves combining branches from different plants. Similarly, the sonnet suggests the beloved will become immortal by being grafted into time, personifying time as capable of receiving and "living" with this graft, thereby granting eternal life through poetry.

Expert Answers

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The subtle reference to grafting occurs in line 12 of Shakespeare's Sonnet 18:

When in eternal lines to time thou growest:

The specific words relevant to grafting are "in ... lines to time thou growest."

Grafting is an ancient horticultural process of combining branches from one plant with the body of another plant. For instance, walnut varieties may be grafted together by embedding the branch of one into the trunk of another so that one tree produces more than one variety of walnut,

The idea the sonneteer is expressing is that his beloved will become part of immortal Time through being grafted in and thus live forever as Time itself "lives" forever. This metaphor is also dependent upon a personification of time, such that time may receive a graft and such that it may "live."

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