Philodendron squamiferum
Philodendron squamiferum
Philodendron squamiferum, known for its unique reddish stems and lush foliage, is a captivating tropical plant. Originating from the rainforests of South America, it thrives in bright, indirect light and high humidity, making it a popular choice for indoor gardeners.
Everything it needs
9 essentials at a glance
Watering
Philodendron squamiferum prefers to be kept slightly moist but not soggy.
Water when the top inch of soil feels dry, typically every 1-2 weeks. In the growing season (spring and summer), you may need to water more frequently, while in the fall and winter, reduce watering to every 2-3 weeks. Signs of over-watering include yellowing leaves and root rot, while under-watering may cause leaf droop and crispy edges.
Light
This plant thrives in bright, indirect light but can tolerate partial shade.
Ideally, place it near a window with filtered sunlight for about 6-8 hours a day. Avoid direct sunlight, as it can scorch the leaves. It can adapt to lower light conditions, but growth may slow down.
Soil
Philodendron squamiferum prefers a well-draining potting mix, ideally a blend of peat, perlite, and orchid bark.
The ideal pH range is between 5.5 and 7.0. Ensure the pot has drainage holes to prevent waterlogging, which can lead to root rot.
Humidity
This plant enjoys high humidity levels, ideally between 60-80%.
To increase humidity, you can mist the leaves regularly, use a pebble tray with water, or place a humidifier nearby. Signs of low humidity include brown leaf tips and edges.
Temperature
Philodendron squamiferum thrives in temperatures between 65-80°F (18-27°C).
It is not frost-tolerant and should be kept away from cold drafts. The plant can tolerate temperatures as low as 50°F (10°C) but may suffer if exposed for extended periods.
Fertilizing
Use a balanced liquid fertilizer with an NPK ratio of 20-20-20 or similar.
Fertilize every 4-6 weeks during the growing season and reduce to once every 2-3 months in the fall and winter. Signs of nutrient deficiency include yellowing leaves, stunted growth, and poor leaf development.
Pruning
Prune Philodendron squamiferum in spring to maintain its shape and remove any dead or yellowing leaves.
Use clean, sharp scissors or pruning shears. You can also pinch back the tips of the stems to encourage bushier growth. Deadheading is not necessary for this plant.
Repotting
Repot every 1-2 years or when the roots become pot-bound.
Choose a pot that is 1-2 inches larger in diameter. Signs that it needs repotting include roots growing out of the drainage holes or water not absorbing properly. When repotting, gently remove the plant from its current pot, loosen the roots, and place it in fresh potting mix.
Propagation
Propagation can be done through stem cuttings.
Take a cutting with at least one node and a few leaves, and place it in water or moist potting mix. Ensure the cutting is kept warm and humid, and roots should develop in 2-4 weeks. The best time for propagation is during the growing season in spring or early summer.
When it's unhappy
Yellow leaves
Why it happens
Over-watering or nutrient deficiency.
How to fix it
Check the soil moisture and reduce watering if it is too wet. Consider fertilizing if nutrient deficiency is suspected.
Brown leaf tips
Why it happens
Low humidity or underwatering.
How to fix it
Increase humidity by misting or using a humidifier, and ensure the plant is watered adequately.
Leggy growth
Why it happens
Insufficient light.
How to fix it
Move the plant to a brighter location with indirect sunlight to encourage bushier growth.
Root rot
Why it happens
Over-watering and poor drainage.
How to fix it
Remove the plant from the pot, trim away any rotten roots, and repot in fresh, well-draining soil.
Pests (e.g., spider mites, aphids)
Why it happens
Dry conditions or stress.
How to fix it
Inspect the plant regularly, and treat infestations with insecticidal soap or neem oil.
Care through the year
Spring
In spring, increase watering as the plant resumes active growth. Fertilize every 4-6 weeks and consider repotting if it's root-bound.
Summer
During summer, maintain consistent moisture and humidity levels. Ensure it receives bright, indirect light, and continue fertilizing every 4-6 weeks.
Fall
In fall, gradually reduce watering frequency as growth slows. Fertilize every 2-3 months and monitor for any signs of pests.
Winter
In winter, water less frequently, allowing the soil to dry out more between waterings. Keep the plant in a warm location away from drafts.
Toxicity & Safety
Philodendron squamiferum is toxic to pets (cats and dogs) and humans if ingested. The plant contains calcium oxalate crystals, which can cause irritation, swelling, and digestive issues. Symptoms of ingestion may include mouth and throat irritation, vomiting, and difficulty swallowing.
Good to know
Why are my Philodendron squamiferum leaves turning yellow?
Yellow leaves can indicate over-watering or a nutrient deficiency. Check the soil moisture and adjust your watering schedule accordingly.
How often should I water my Philodendron squamiferum?
Water your Philodendron squamiferum when the top inch of soil feels dry, typically every 1-2 weeks, depending on the season and humidity levels.
What light conditions are best for Philodendron squamiferum?
This plant thrives in bright, indirect light but can tolerate partial shade. Avoid direct sunlight to prevent leaf scorch.
How can I increase humidity for my Philodendron squamiferum?
Increase humidity by misting the leaves, using a pebble tray with water, or placing a humidifier nearby to create a more favorable environment.
When is the best time to propagate Philodendron squamiferum?
The best time to propagate is during the growing season in spring or early summer when the plant is actively growing.
What should I do if my Philodendron squamiferum has root rot?
If you suspect root rot, remove the plant from its pot, trim away any rotten roots, and repot it in fresh, well-draining soil.
How often should I fertilize my Philodendron squamiferum?
Fertilize every 4-6 weeks during the growing season and reduce to every 2-3 months in fall and winter to support healthy growth.
Grows well with
Track this plant in your garden.
Set care reminders, log growth, and join a community of plant lovers.