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Myrcia guianensis is a shrub or small tree in the myrtle family, native to wet tropical South America. Sources describe it mainly for its allelopathic effects on weeds, so little is documented about home cultivation.
Myrcia guianensis (pedra-ume-caá) is a species of plant in the genus Myrcia of the family Myrtaceae native to South America.
This species shows allelopathic effects on germination and radicle and hypocotyl growth of weeds. Isolated compounds related to this inhibition are gallic and protocatechuic acids.
Myrcia brevispicata · Myrcia peduncularis · Myrcia clarendonensis · Myrcia asperorum · Myrcia chionantha · Myrcia acutissima · Myrcia adunca · Myrcia albobrunnea · Myrcia almasensis · Myrcia arenicola · Myrcia ascendens · Myrcia attenuata
Text excerpted from the Wikipedia article Myrcia guianensis by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
