Photo: Roman A. Lagazyuk (Роман А. Лагазюк)CC BY 4.0via iNaturalistresized / cropped
Polygonum hydropiperoides Plant Care
Peutalis hydropiper (L.) Raf.
Updated · Sources · How we source care data
This plant is characterized by its striking lance-shaped leaves with a vibrant green color. Originating from South America, Peutalis hydropiper is highly sought after by plant collectors for its unique foliage and ability to thrive in shady conditions. Its elegant leaves make it a standout addition to any indoor plant collection.
Every 7–10 days
Partial to full sun
60–80°F
40–70%
At a glance
How do you care for Polygonum hydropiperoides?
Water Polygonum hydropiperoides every 7–10 days, letting the top layer of soil dry out between waterings, and give it partial to full sun. It prefers temperatures of 60–80°F (16–27°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Polygonum hydropiperoides Native To?
- Albania
- Australia
- Austria
- Belarus
- Belgium
- Bosnia and Herzegovina
- Bulgaria
- Canada
- Croatia
- Cyprus
- Czechia
- Denmark
- Estonia
- Finland
- France
- Germany
- Greece
- Hungary
- Iceland
- Ireland
- Italy
- Latvia
- Lithuania
- Luxembourg
- Malta
- Mexico
- Moldova
- Montenegro
- New Zealand
- North Macedonia
- Norway
- Poland
- Portugal
- Romania
- Russia
- Serbia
- Slovakia
- Slovenia
- Spain
- Sweden
- Switzerland
- The Netherlands
- Ukraine
- United Kingdom
- United States
What Is the Polygonum hydropiperoides?
Polygonum hydropiperoides (Peutalis hydropiper) belongs to the Polygonaceae family within the Peutalis genus. Polygonum hydropiperoides is native to Australia, New Zealand, temperate Asia, Europe and North America. Polygonum hydropiperoides is also known as Polygonum hydropiper.
Polygonum hydropiperoides displays a compact, clumping perennial growth habit, reaching up to 1.5 ft tall with a spread of approximately 1.5 ft. Polygonum hydropiperoides produces small clusters of tiny white or pink flowers.
Leaf size: approximately 4 inches.
How Often Should You Water a Polygonum hydropiperoides?
Peutalis hydropiper requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the Polygonum hydropiperoides Need?
Polygonum hydropiperoides thrives in partial to full sun.
Light Requirement
Partial to full sun
What Temperature and Humidity Does the Polygonum hydropiperoides Prefer?
Peutalis hydropiper grows best at temperatures of 60–80°F. Polygonum hydropiperoides prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Polygonum hydropiperoides?
Well-draining loamy soil with added compost for nutrients. Good drainage is essential for Polygonum hydropiperoides to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Polygonum hydropiperoides?
Feed Polygonum hydropiperoides every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Polygonum hydropiperoides?
Repot every 2-3 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Polygonum hydropiperoides?
Polygonum hydropiperoides can be propagated through seeds, division of offsets.
Is the Polygonum hydropiperoides Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Polygonum hydropiperoides, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Polygonum hydropiperoides?
Polygonum hydropiperoides is susceptible to aphids, spider mites, leaf miners. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Polygonum hydropiperoides Need?
Polygonum hydropiperoides grows outdoors in USDA Zone 4a – 9b. It survives winters down to planting zone 4a. Polygonum hydropiperoides is native to Australia, New Zealand, temperate Asia, Europe and North America.
Hardiness Zone
Zone 4a – 9b
Keep exploring plants
Polygonum hydropiperoides is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Peutalis genus (family Polygonaceae) — search all Peutalis species in the plant lookup.
Polygonum hydropiperoides thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Peutalis hydropiper (L.) Raf., family Polygonaceae (first published in Fl. Tellur. 3: 14 (1837)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Polygonum hydropiperoides, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Photo: Roman A. Lagazyuk (Роман А. Лагазюк), CC BY 4.0, iNaturalist — original.
- Hardiness zone: USDA Zone 4a – 9b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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