Thalictrum heliophilum Plant Care
Thalictrum heliophilum Wilken & DeMott
Updated · Sources · How we source care data
Thalictrum heliophilum is a species of flowering plant in the buttercup family known by the common names Cathedral Bluff meadow-rue and sun-loving meadow-rue. It is endemic to Colorado in the United States, where it is known from three counties.
Every 3–5 days
Part shade to full shade
50–75°F
40–70%
At a glance
How do you care for Thalictrum heliophilum?
Water Thalictrum heliophilum every 3–5 days, letting the top layer of soil dry out between waterings, and give it part shade to full shade. It prefers temperatures of 50–75°F (10–24°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Thalictrum heliophilum Native To?
What Is the Thalictrum heliophilum?
Thalictrum heliophilum (Thalictrum heliophilum) belongs to the Ranunculaceae family within the Thalictrum genus. Thalictrum heliophilum is native to Colorado in the United States.
Thalictrum heliophilum displays an upright, clumping perennial growth habit, reaching up to 3 ft tall with a spread of approximately 2 ft. Thalictrum heliophilum produces fluffy clusters of tiny flowers in shades of purple, pink, or white.
Leaf size: approximately 6 inches.
How Often Should You Water a Thalictrum heliophilum?
Thalictrum heliophilum 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 Thalictrum heliophilum Need?
Thalictrum heliophilum thrives in part shade to full shade. The optimal light range is 100–500 lux. Avoid placing Thalictrum heliophilum in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Part shade to full shade
100–500 lux
What Temperature and Humidity Does the Thalictrum heliophilum Prefer?
Thalictrum heliophilum grows best at temperatures of 50–75°F. Thalictrum heliophilum prefers humidity levels of 40–70%.
Temperature
50–75°F
Humidity
40–70%
What Soil Mix Works Best for a Thalictrum heliophilum?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Thalictrum heliophilum to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Thalictrum heliophilum?
Feed Thalictrum heliophilum 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 Thalictrum heliophilum?
Divide and repot every 3-4 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 Thalictrum heliophilum?
Thalictrum heliophilum can be propagated through division, seeds. Similar propagation techniques also apply to alpine meadow-rue plant care, which shares the same genus.
Is the Thalictrum heliophilum Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Thalictrum heliophilum, 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 Thalictrum heliophilum?
Thalictrum heliophilum 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 Thalictrum heliophilum Need?
Thalictrum heliophilum grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Thalictrum heliophilum is native to Colorado in the United States. In cooler regions, grow Thalictrum heliophilum as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Thalictrum heliophilum 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 Thalictrum genus — compare its care with other Thalictrum species on PlantoScan.
Thalictrum is part of the Ranunculaceae plant family — browse all Ranunculaceae genera and species.
Thalictrum heliophilum copes with lower light than most plants — browse the full list of low-light plants.
More Thalictrum Species
Other Thalictrum species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Thalictrum heliophilum Wilken & DeMott, family Ranunculaceae (first published in Brittonia 35: 156 (1983)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Thalictrum heliophilum, 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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