Image: AI generated
Slenderflower Valerian Plant Care
Valeriana graciliflora (Fisch. & C.A.Mey.) Byng & Christenh.
Updated · Sources · How we source care data
Native to the Andes Mountains in South America, this plant is known for its delicate, fern-like leaves that add an elegant touch to any garden. Valeriana graciliflora's unique foliage makes it highly sought after by plant collectors looking to add a touch of exotic beauty to their collection.
Every 3–5 days
Partial shade to full sun
50–75°F
40–70%
At a glance
How do you care for Slenderflower Valerian?
Water Slenderflower Valerian every 3–5 days, letting the top layer of soil dry out between waterings, and give it partial shade to full sun. 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 Slenderflower Valerian Native To?
What Is the Slenderflower Valerian?
Slenderflower Valerian (Valeriana graciliflora) belongs to the Caprifoliaceae family within the Valeriana genus. Slenderflower Valerian is native to Algeria, the Balearic Islands, mainland Greece and Crete, mainland Italy and Sicily, Libya, and Tunisia.
Slenderflower Valerian displays a clumping perennial herb growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. Slenderflower Valerian produces small fragrant white or pink flowers in clusters.
Leaf size: approximately 4 inches.
How Often Should You Water a Slenderflower Valerian?
Valeriana graciliflora 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 Slenderflower Valerian Need?
Slenderflower Valerian thrives in partial shade to full sun.
Light Requirement
Partial shade to full sun
What Temperature and Humidity Does the Slenderflower Valerian Prefer?
Valeriana graciliflora grows best at temperatures of 50–75°F. Slenderflower Valerian prefers humidity levels of 40–70%.
Temperature
50–75°F
Humidity
40–70%
What Soil Mix Works Best for a Slenderflower Valerian?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Slenderflower Valerian to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Slenderflower Valerian?
Feed Slenderflower Valerian 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 Slenderflower Valerian?
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 Slenderflower Valerian?
Slenderflower Valerian can be propagated through seeds, division of root ball. Similar propagation techniques also apply to starry valerian plant care, which shares the same genus.
Is the Slenderflower Valerian Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Slenderflower Valerian, 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 Slenderflower Valerian?
Slenderflower Valerian is susceptible to aphids, spider mites, slugs. 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 Slenderflower Valerian Need?
Slenderflower Valerian grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Slenderflower Valerian is native to Algeria, the Balearic Islands, mainland Greece and Crete, mainland Italy and Sicily, Libya, and Tunisia. In cooler regions, grow Slenderflower Valerian as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Slenderflower Valerian 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 Valeriana genus — compare its care with other Valeriana species on PlantoScan.
Valeriana is part of the Caprifoliaceae plant family — browse all Caprifoliaceae genera and species.
Slenderflower Valerian thrives in bright light and direct sun — see other bright-light plants.
More Valeriana Species
Other Valeriana species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Valeriana graciliflora (Fisch. & C.A.Mey.) Byng & Christenh., family Caprifoliaceae (first published in Global Fl. 4: 148. 2018 [9 Feb 2018] [epublished]) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Slenderflower Valerian, 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 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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