Bearded Knotweed (Persicaria Barbata) is a perennial herb in the Polygonaceae family with easy care difficulty. It requires high watering and full sun or partial shade light in USDA hardiness zones 9-12. This plant is safe for cats and dogs.
Persicaria barbata is a robust, perennial herb with erect, loosely branched stems and a creeping rhizomatous rootstock.
Bearded Knotweed
Persicaria Barbata
Persicaria barbata is a robust, perennial herb with erect, loosely branched stems and a creeping rhizomatous rootstock.
Quick Facts
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Growing Conditions
Care Calendar
Monthly care tasks for Bearded 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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