Guinea henweed - Petiveria alliacea (Care, Characteristics, Distribution, Images)

Guinea henweed

Also known as: Strong man's bush, Gully root, Skunk root, Anamu

A perennial herbaceous shrub native to the Amazonian region, guinea henweed is deeply rooted with small greenish flowers. Its root has a strong, pungent, garlic-like smell that taints the milk and meat of animals who graze on it. Hence, it is used as a bat and insect repellant.

Scientific classification

Species

Guinea henweed (Petiveria alliacea)

Pinks, cacti, and allies

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Perennial

Lifespan

Herb, Shrub

Plant Type

All year round

Bloom Time

8 mm to 1.3 cm

Flower Size

Deciduous

Leaf type

20 - 38 ℃

Ideal Temperature

Images of Guinea henweed

Distribution of Guinea henweed

Distribution Map

Guinea henweed is a plant native to tropical regions of Central and South America. Its natural range encompasses major areas of the neotropical ecozone, including the tropical parts of the Amazon basin and the Caribbean. It has been introduced to various other tropical regions across continents such as Africa and Asia, establishing itself in a spread of diverse habitats.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Roadsides, undisturbed ground

Hemisphere Trend Curve

Northern

Sorthern

Toxicity

Guinea henweed has mild toxicity to humans, cats, and dogs. Ingesting any part of the plant can cause gastrointestinal distress (nausea, vomiting, diarrhea) and potential neurological symptoms (headaches, dizziness) in humans. Similar symptoms of discomfort occur in pets. Prevent contact and seek veterinary care if cats or dogs consume guinea henweed to mitigate adverse effects.

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Care Guide for Guinea henweed

Every week

Water

Full sun

Sunlight

20 - 38 ℃

Ideal Temperature

Potting Mix

Soil Type

Water: Guinea henweed thrives in tropical regions, needing consistent moisture and high humidity. Water weekly to mimic its natural habitat, and use mulching outdoors to retain soil moisture and regulate root temperature.

Fertilize: Guinea henweed benefits from bi-monthly applications of high-nitrogen fertilizer during the growing season, using a quarter of the recommended dose. Reduce frequency in cooler months and water before and after fertilizing to promote nutrient absorption and prevent root damage.

Pruning: Guinea henweed thrives with strategic pruning, particularly from early to late spring. Key techniques involve trimming dead or overcrowded branches, promoting air circulation and denser foliage. Avoid excessive cuts to maintain its natural shape, enhancing resistance to pests and diseases for healthier growth.

Propagation: Guinea henweed is propagated by sowing healthy seeds from mature plants in well-draining soil at the correct depth. Consistent moisture and warmth are essential for germination. Once seedlings emerge, handle them carefully and transplant when they are sturdy enough.

Repotting: Repot guinea henweed every 2-3 years in spring when new growth appears. Use a slightly larger, well-drained pot to support its root system. After repotting, maintain moist soil and provide indirect light to aid recovery, ensuring guinea henweed thrives in its new environment.

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