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Fringed Loosestrife Plant Care
Lysimachia ciliata L.
Updated · Sources · How we source care data
With its lance-shaped leaves and vibrant yellow flowers, this plant originating from North America is a striking addition to any garden. Plant collectors are drawn to Lysimachia ciliata for its ability to attract pollinators and its adaptable nature in various soil conditions.
Every 7–14 days
Partial to full shade
65–75°F
50–70%
At a glance
How do you care for Fringed Loosestrife?
Water Fringed Loosestrife every 7–14 days, letting the top layer of soil dry out between waterings, and give it partial to full shade. It prefers temperatures of 65–75°F (18–24°C) and 50–70% humidity. Fertilize it every month during the growing season.
Where Is the Fringed Loosestrife Native To?
What Is the Fringed Loosestrife?
Fringed Loosestrife (Lysimachia ciliata) belongs to the Primulaceae family within the Lysimachia genus. Fringed Loosestrife is native to North America, including most of southern Canada and most of the United States except for the southwest. Fringed Loosestrife is also known as Missouri-primrose, Ciliate Loosestrife.
Fringed Loosestrife displays a spreading ground cover growth habit, reaching up to 2 ft tall with a spread of approximately 1 ft. Fringed Loosestrife produces small, yellow, star-shaped flowers in clusters.
How Often Should You Water a Fringed Loosestrife?
Lysimachia ciliata requires watering every 7–14 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 7–14 days
Let soil partially dry between waterings
What Light Does the Fringed Loosestrife Need?
Fringed Loosestrife thrives in partial to full shade. Avoid placing Fringed Loosestrife in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial to full shade
What Temperature and Humidity Does the Fringed Loosestrife Prefer?
Lysimachia ciliata grows best at temperatures of 65–75°F. Fringed Loosestrife prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–75°F
Humidity
50–70%
What Soil Mix Works Best for a Fringed Loosestrife?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Fringed Loosestrife to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Fringed Loosestrife?
Feed Fringed Loosestrife every month 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 month
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Fringed Loosestrife?
Divide and repot every 2-3 years in 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 Fringed Loosestrife?
Fringed Loosestrife can be propagated through division, stem cuttings, seeds. Similar propagation techniques also apply to gooseneck loosestrife plant care, which shares the same genus.
Is the Fringed Loosestrife Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Fringed Loosestrife, 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 Fringed Loosestrife?
Fringed Loosestrife is susceptible to aphids, slugs, snails. 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 Fringed Loosestrife Need?
Fringed Loosestrife grows outdoors in USDA Zone 3a – 9b. It survives winters down to planting zone 3a. Fringed Loosestrife is native to North America, including most of southern Canada and most of the United States except for the southwest.
Hardiness Zone
Zone 3a – 9b
Keep exploring plants
Fringed Loosestrife 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 Lysimachia genus — compare its care with other Lysimachia species on PlantoScan.
Lysimachia is part of the Primulaceae plant family — browse all Primulaceae genera and species.
Fringed Loosestrife copes with lower light than most plants — browse the full list of low-light plants.
More Lysimachia Species
Other Lysimachia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Lysimachia ciliata L., family Primulaceae (first published in Sp. Pl. : 147 (1753)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Fringed Loosestrife, 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: AI-generated illustration (labelled on the image).
- Hardiness zone: USDA Zone 3a – 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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