Ditch-stonecrop Plant Care
Penthorum sedoides L.
Updated · Sources · How we source care data
Penthorum sedoides, known by the common name ditch stonecrop, is a perennial forb native to the eastern United States and Canada which produces small white flowers in summer.
Every 3–5 days
Full sun to part shade
50–80°F
40–70%
At a glance
How do you care for Ditch-stonecrop?
Water Ditch-stonecrop every 3–5 days, letting the top layer of soil dry out between waterings, and give it full sun to part shade. It prefers temperatures of 50–80°F (10–27°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Ditch-stonecrop Native To?
What Is the Ditch-stonecrop?
Ditch-stonecrop (Penthorum sedoides) belongs to the Penthoraceae family within the Penthorum genus. Ditch-stonecrop is native to the eastern United States and Canada which produces small white flowers in summer. Ditch-stonecrop is also known as American marsh-wort, Virginia penthorum.
Ditch-stonecrop displays an upright, spreading perennial growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. Ditch-stonecrop produces small, white to pale pink flowers in terminal clusters.
Leaf size: approximately 3 inches.
How Often Should You Water a Ditch-stonecrop?
Penthorum sedoides requires watering every 3–5 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 3–5 days
Let soil partially dry between waterings
What Light Does the Ditch-stonecrop Need?
Ditch-stonecrop thrives in full sun to part shade.
Light Requirement
Full sun to part shade
What Temperature and Humidity Does the Ditch-stonecrop Prefer?
Penthorum sedoides grows best at temperatures of 50–80°F. Ditch-stonecrop prefers humidity levels of 40–70%.
Temperature
50–80°F
Humidity
40–70%
What Soil Mix Works Best for a Ditch-stonecrop?
Moist, fertile soil with good drainage. Good drainage is essential for Ditch-stonecrop to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Ditch-stonecrop?
Feed Ditch-stonecrop 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 Ditch-stonecrop?
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 Ditch-stonecrop?
Ditch-stonecrop can be propagated through seeds, division of root ball. Similar propagation techniques also apply to chinese ditch-moss plant care, which shares the same genus.
Is the Ditch-stonecrop Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Ditch-stonecrop, 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 Ditch-stonecrop?
Ditch-stonecrop is susceptible to aphids, leafhoppers, spider mites. 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 Ditch-stonecrop Need?
Ditch-stonecrop grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Ditch-stonecrop is native to the eastern United States and Canada which produces small white flowers in summer. In cooler regions, grow Ditch-stonecrop as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Ditch-stonecrop 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 Penthorum genus — compare its care with other Penthorum species on PlantoScan.
Penthorum is part of the Penthoraceae plant family — browse all Penthoraceae genera and species.
Ditch-stonecrop 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: Penthorum sedoides L., family Penthoraceae (first published in Sp. Pl. : 432 (1753)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Ditch-stonecrop, 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.
- Hardiness zone: USDA Zone 12a, calculated from the plant's minimum temperature.
- 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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