Ageratum conyzoides (billygoat-weed, chick weed, goatweed, whiteweed, mentrasto) is native to Tropical America, especially Brazil, and is an invasive weed in many other regions. It is an herb that is 0.5–1 m. high, with ovate leaves 2–6 cm long, and flowers are white to mauve
Goatweed Care
Ageratum Conyzoides



Invasive in parts of Kenya, Tanzania, and Uganda.
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How to Care for the Plant
Water
Keep this perennial well-irrigated when you are first trying to establish it. Once mature, it is reasonably drought-tolerant.
Fertilizer
St. John's wort performs best in fertile soils, although it tolerates poor soils. Amend its soil with compost annually for best results.
Sunlight
Grow St. John's wort in full sun in the North for best flower production. In the South, however, the plant profits from having a bit of shade.
Soil
Although the plant prefers a well-drained soil, it will tolerate compacted ground.
Popularity
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