Napaea dioica Plant Care
Napaea dioica L.
Updated · Sources · How we source care data
Napaea is a monotypic genus of flowering plants in the mallow family Malvaceae. The single species is Napaea dioica, a tall perennial herbaceous plant, native to central and eastern USA.
Every 7–10 days
Full sun to partial shade
60–80°F
40–70%
At a glance
How do you care for Napaea dioica?
Water Napaea dioica every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 60–80°F (16–27°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Napaea dioica Native To?
What Is the Napaea dioica?
Napaea dioica (Napaea dioica) belongs to the Malvaceae family within the Napaea genus. Napaea dioica is native to central and eastern USA.
Napaea dioica displays a tall, upright perennial growth habit, reaching up to 3 ft tall with a spread of approximately 2 ft. Napaea dioica produces showy clusters of pink, purple, or white flowers.
Leaf size: approximately 6 inches.
How Often Should You Water a Napaea dioica?
Napaea dioica requires watering every 7–10 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 7–10 days
Let soil partially dry between waterings
What Light Does the Napaea dioica Need?
Napaea dioica thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Napaea dioica Prefer?
Napaea dioica grows best at temperatures of 60–80°F. Napaea dioica prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Napaea dioica?
Rich, well-draining loamy soil with added compost for nutrients. Good drainage is essential for Napaea dioica to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Napaea dioica?
Feed Napaea dioica 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 Napaea dioica?
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 Napaea dioica?
Napaea dioica can be propagated through seeds, division of root ball.
Is the Napaea dioica Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Napaea dioica, 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 Napaea dioica?
Napaea dioica is susceptible to aphids, spider mites, whiteflies. 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 Napaea dioica Need?
Napaea dioica grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Napaea dioica is native to central and eastern USA. In cooler regions, grow Napaea dioica as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Napaea dioica 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 Napaea genus — compare its care with other Napaea species on PlantoScan.
Napaea is part of the Malvaceae plant family — browse all Malvaceae genera and species.
Napaea dioica 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: Napaea dioica L., family Malvaceae (first published in Sp. Pl. : 686 (1753)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Napaea dioica, 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 13a, 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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