self-sow

[self-soh]
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verb (used without object), self-sowed, self-sown or self-sowed, self-sow·ing. Botany.

to sow or propagate itself naturally from seeds that have been dropped.

Also self-seed [self-seed] /sɛlfˈsid/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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