Weyrich's Knotweed (Koenigia Weyrichii) is a perennial herb in the Polygonaceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 5-9. This plant is safe for cats and dogs.
Koenigia weyrichii is a robust, perennial herbaceous plant known for its tall, erect stems and lush green foliage.
Weyrich's Knotweed
Koenigia Weyrichii
Koenigia weyrichii is a robust, perennial herbaceous plant known for its tall, erect stems and lush green foliage.
Quick Facts
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Growing Conditions
Care Calendar
Monthly care tasks for Weyrich's Knotweed
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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