Photo: KAnatoliyCC BY 4.0via iNaturalistresized / cropped
False flax Plant Care
Camelina microcarpa Andrz. ex DC.
Updated · Sources · How we source care data
With slender, lance-shaped leaves covered in fine hairs and a distinctive yellow flower, this plant originates from North America. Plant collectors are drawn to Camelina microcarpa for its unique appearance and adaptability to various soil types, making it a versatile addition to any collection.
Every 4–7 days
Full sun to partial shade
50–75°F
40–70%
At a glance
How do you care for False flax?
Water False flax every 4–7 days, letting the top layer of soil dry out between waterings, and give it full sun to partial 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 False flax 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 False flax?
False flax (Camelina microcarpa) belongs to the Brassicaceae family within the Camelina genus. False flax is native to Europe and Asia, and. False flax is also known as Little flax.
False flax displays an upright, branching herb growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. False flax produces small yellow flowers in clusters.
Leaf size: approximately 2 inches.
How Often Should You Water a False flax?
Camelina microcarpa requires watering every 4–7 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 4–7 days
Let soil partially dry between waterings
What Light Does the False flax Need?
False flax thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the False flax Prefer?
Camelina microcarpa grows best at temperatures of 50–75°F. False flax prefers humidity levels of 40–70%.
Temperature
50–75°F
Humidity
40–70%
What Soil Mix Works Best for a False flax?
Well-draining loamy soil with good organic content. Good drainage is essential for False flax to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a False flax?
Feed False flax 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 False flax?
Repot every 1-2 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 False flax?
False flax can be propagated through seeds.
Is the False flax Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list False flax, 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 False flax?
False flax is susceptible to aphids, cabbage worms, flea beetles. 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 False flax Need?
False flax grows outdoors in USDA Zone 3a – 9b. It survives winters down to planting zone 3a. False flax is native to Europe and Asia, and.
Hardiness Zone
Zone 3a – 9b
Keep exploring plants
False flax 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 Camelina genus — compare its care with other Camelina species on PlantoScan.
Camelina is part of the Brassicaceae plant family — browse all Brassicaceae genera and species.
False flax 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: Camelina microcarpa Andrz. ex DC., family Brassicaceae (first published in Syst. Nat. 2: 517 (1821)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list False flax, 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: KAnatoliy, CC BY 4.0, iNaturalist — original.
- 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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