Slender Naiad Plant Care
Najas gracillima A.Braun ex Magnus
Updated · Sources · How we source care data
Najas gracillima, the slender waternymph, is a submerged species of aquatic plant in the Hydrocharitaceae family. found in lakes and streams.
Full sun to partial shade
At a glance
How do you care for Slender Naiad?
Slender Naiad grows best in full sun to partial shade.
Where Is the Slender Naiad Native To?
What Is the Slender Naiad?
Slender Naiad (Najas gracillima) belongs to the Hydrocharitaceae family within the Najas genus. Slender Naiad is native to China, Russian Far East, Japan, Korea, Taiwan, Iran, Alberta, Ontario, Newfoundland, Nova Scotia, New Brunswick, the eastern United States.
Slender Naiad displays a submerged aquatic plant growth habit, reaching up to tall with a spread of approximately . Slender Naiad produces small inconspicuous flowers.
What Light Does the Slender Naiad Need?
Slender Naiad thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Slender Naiad?
Nutrient-rich aquatic soil with a mixture of clay and organic matter. Good drainage is essential for Slender Naiad to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Slender Naiad?
Can be left in aquatic containers or ponds. 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 Slender Naiad?
Slender Naiad can be propagated through division, stem cuttings. Similar propagation techniques also apply to spiny naiad plant care, which shares the same genus.
Is the Slender Naiad Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Slender Naiad, 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 Slender Naiad?
Slender Naiad is susceptible to algae, aquatic weeds. 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.
Keep exploring plants
Slender Naiad 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 Najas genus — compare its care with other Najas species on PlantoScan.
Najas is part of the Hydrocharitaceae plant family — browse all Hydrocharitaceae genera and species.
Slender Naiad thrives in bright light and direct sun — see other bright-light plants.
More Najas Species
Other Najas species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Najas gracillima A.Braun ex Magnus, family Hydrocharitaceae (first published in Beitr. Kenntn. Najas : 23 (1870)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Slender Naiad, 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.
- 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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