Photo: Conrad AltmannCC BY 4.0via iNaturalistresized / cropped
Yellow Loosestrife Plant Care
Lysimachia punctata L.
Updated · Sources · How we source care data
With its striking lance-shaped leaves that are dotted with vibrant yellow spots, this plant originates from Europe and Asia. Plant collectors are drawn to Lysimachia punctata for its beautiful variegated foliage that creates a bright pop of color in any garden or landscape.
Every 3–7 days
Partial to full shade
60–80°F
50–70%
At a glance
How do you care for Yellow Loosestrife?
Water Yellow Loosestrife every 3–7 days, letting the top layer of soil dry out between waterings, and give it partial to full shade. It prefers temperatures of 60–80°F (16–27°C) and 50–70% humidity. Fertilize it every 2 months during the growing season.
Where Is the Yellow Loosestrife Native To?
- Albania
- Austria
- Belarus
- Belgium
- Bosnia and Herzegovina
- Bulgaria
- Croatia
- Cyprus
- Czechia
- Denmark
- Estonia
- Finland
- France
- Germany
- Greece
- Hungary
- Iceland
- Ireland
- Italy
- Latvia
- Lithuania
- Luxembourg
- Malta
- Moldova
- Montenegro
- North Macedonia
- Norway
- Poland
- Portugal
- Romania
- Russia
- Serbia
- Slovakia
- Slovenia
- Spain
- Sweden
- Switzerland
- The Netherlands
- Ukraine
- United Kingdom
What Is the Yellow Loosestrife?
Yellow Loosestrife (Lysimachia punctata) belongs to the Primulaceae family within the Lysimachia genus. Yellow Loosestrife is native to Europe. Yellow Loosestrife is also known as Dotted Loosestrife, Circle Flower.
Yellow Loosestrife displays a spreading ground cover growth habit, reaching up to 2 ft tall with a spread of approximately 1 ft. Yellow Loosestrife produces small, yellow, star-shaped flowers in clusters.
Leaf size: approximately 4 inches.
How Often Should You Water a Yellow Loosestrife?
Lysimachia punctata requires watering every 3–7 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 3–7 days
Let soil partially dry between waterings
What Light Does the Yellow Loosestrife Need?
Yellow Loosestrife thrives in partial to full shade. Avoid placing Yellow 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 Yellow Loosestrife Prefer?
Lysimachia punctata grows best at temperatures of 60–80°F. Yellow Loosestrife prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–80°F
Humidity
50–70%
What Soil Mix Works Best for a Yellow Loosestrife?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Yellow Loosestrife to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Yellow Loosestrife?
Feed Yellow Loosestrife every 2 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 2 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 Yellow 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 Yellow Loosestrife?
Yellow Loosestrife can be propagated through division, stem cuttings, seeds. Similar propagation techniques also apply to fringed loosestrife plant care, which shares the same genus.
Is the Yellow Loosestrife Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Yellow 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 Yellow Loosestrife?
Yellow 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 Yellow Loosestrife Need?
Yellow Loosestrife grows outdoors in USDA Zone 4a – 8b. It survives winters down to planting zone 4a. Yellow Loosestrife is native to Europe.
Hardiness Zone
Zone 4a – 8b
Keep exploring plants
Yellow 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.
Yellow 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 punctata L., family Primulaceae (first published in Sp. Pl. : 147 (1753)) — World Flora Online record, IPNI name record, Wikidata.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Yellow 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: Conrad Altmann, CC BY 4.0, iNaturalist — original.
- Hardiness zone: USDA Zone 4a – 8b, 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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