Woolly Frogsmouth Plant Care
Philydrum lanuginosum Banks ex Gaertn.
Updated · Sources · How we source care data
Philydrum is a genus of tufted, herbaceous, aquatic macrophyte plants, one of three genera constituting the plant family Philydraceae.
Every 4–7 days
Partial to full shade
60–75°F
50–70%
At a glance
How do you care for Woolly Frogsmouth?
Water Woolly Frogsmouth every 4–7 days, letting the top layer of soil dry out between waterings, and give it partial to full shade. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.
What Is the Woolly Frogsmouth?
Woolly Frogsmouth (Philydrum lanuginosum) belongs to the Philydraceae family within the Philydrum genus.
Woolly Frogsmouth displays a clumping perennial growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. Woolly Frogsmouth produces small white flowers in dense spikes.
Leaf size: approximately 8 inches.
How Often Should You Water a Woolly Frogsmouth?
Philydrum lanuginosum 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 Woolly Frogsmouth Need?
Woolly Frogsmouth thrives in partial to full shade. The optimal light range is 100–500 lux. Avoid placing Woolly Frogsmouth in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial to full shade
100–500 lux
What Temperature and Humidity Does the Woolly Frogsmouth Prefer?
Philydrum lanuginosum grows best at temperatures of 60–75°F. Woolly Frogsmouth prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
50–70%
What Soil Mix Works Best for a Woolly Frogsmouth?
Rich, moist soil with good drainage. Good drainage is essential for Woolly Frogsmouth to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Woolly Frogsmouth?
Feed Woolly Frogsmouth 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 Woolly Frogsmouth?
Repot every 1-2 years in 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 Woolly Frogsmouth?
Woolly Frogsmouth can be propagated through division, seeds.
Is the Woolly Frogsmouth Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Woolly Frogsmouth, 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 Woolly Frogsmouth?
Woolly Frogsmouth is susceptible to aphids, spider mites. 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 Woolly Frogsmouth Need?
Woolly Frogsmouth grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. In cooler regions, grow Woolly Frogsmouth as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Woolly Frogsmouth 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 Philydrum genus — compare its care with other Philydrum species on PlantoScan.
Philydrum is part of the Philydraceae plant family — browse all Philydraceae genera and species.
Woolly Frogsmouth copes with lower light than most plants — browse the full list of low-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Philydrum lanuginosum Banks ex Gaertn., family Philydraceae (first published in Fruct. Sem. Pl. 1: 62 (1788)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Woolly Frogsmouth, 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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