Parthenium Weed (Parthenium Hysterophorus) is a annual herb in the Asteraceae family with easy care difficulty. It requires low watering and full sun or partial shade light in USDA hardiness zones 9-13. This plant is toxic to cats and dogs — keep it out of reach of pets.
Parthenium hysterophorus is an aggressive annual herbaceous weed in the Asteraceae family, notorious for its rapid spread and strong invasiveness.
Parthenium Weed
Parthenium Hysterophorus
Parthenium hysterophorus is an aggressive annual herbaceous weed in the Asteraceae family, notorious for its rapid spread and strong invasiveness.
Quick Facts
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Growing Conditions
Care Calendar
Monthly care tasks for Parthenium Weed
Expert Care Tips
Pro tips from botanists and plant experts
Watering Tip
Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.
Humidity Trick
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Growth Hack
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