Philodendron bipinnatifidum makes a dramatic statement with its deeply lobed, expansive green leaves. Often called the split-leaf philodendron or tree philodendron, this tropical plant is a favorite for bringing a lush, jungle-like feel to indoor and outdoor spaces. Its impressive size and unique foliage make it a rewarding, though sometimes challenging, plant to care for.
This guide provides everything you need to know to keep your philodendron bipinnatifidum healthy and thriving. We will cover its basic requirements, step-by-step care instructions, and solutions to common problems.
Philodendron Bipinnatifidum
The Philodendron bipinnatifidum is a species of flowering plant native to South America, particularly regions of Brazil, Argentina, and Paraguay. It is known for its large, glossy leaves that are deeply cut, creating a feather-like or split appearance. In its natural habitat, it can grow as a terrestrial shrub, reaching heights of up to 15 feet with leaves spanning 3 feet wide.
It’s important to note that this plant is often confused with the Monstera deliciosa, but they are different species. While both have split leaves, the Philodendron bipinnatifidum’s lobes are more numerous and extend closer to the central rib, and its leaves are generally smoother in texture.
Light Requirements For Healthy Growth
Getting the light right is crucial for your plant. Philodendron bipinnatifidum prefers bright, indirect light. This mimics the dappled sunlight it would receive under the canopy of taller trees in the rainforest.
An east or west-facing window is often ideal. If you only have a south-facing window, use a sheer curtain to filter the intense afternoon sun. Direct sunlight can scorch the leaves, causing unsightly brown or yellow patches.
While it can tolerate lower light conditions, growth will slow significantly, and the leaves may become smaller and less deeply lobed. The stems may also become leggy as the plant stretches toward the light source.
Optimal Watering Practices
Watering is where many plant owners encounter issues. This plant likes its soil to be consistently moist but never soggy. Overwatering is a leading cause of root rot, which can be fatal.
A good rule is to water thoroughly when the top 1-2 inches of soil feel dry to the touch. Ensure water drains freely from the pot’s bottom; never let the plant sit in standing water. During the winter months, when growth slows, you can reduce watering frequency, allowing the soil to dry out a bit more between sessions.
Signs of overwatering include yellowing leaves and a general wilted, soggy appearance. Signs of underwatering include drooping leaves and dry, crispy brown edges.
Choosing The Right Water
If possible, use room-temperature rainwater or distilled water. Philodendron bipinnatifidum can be sensitive to the chemicals and minerals found in tap water, such as chlorine and fluoride, which can cause leaf tip burn.
Soil And Potting Mix Formulation
The right soil provides nutrients, aeration, and proper drainage. A well-draining, peat-based potting mix is perfect. You can use a standard indoor plant mix and amend it to increase drainage.
Here is a simple recipe for a suitable potting mix:
- Two parts high-quality potting soil
- One part perlite or pumice for aeration
- One part orchid bark or coconut coir for chunkiness and drainage
This combination prevents compaction, allows roots to breath, and helps avoid waterlogging. Repot your Philodendron bipinnatifidum every 2-3 years, or when you see roots growing out of the drainage holes.
Ideal Temperature And Humidity Levels
As a tropical plant, it thrives in warm, humid environments. Aim to keep your home within its comfort zone for best results.
- Temperature: Maintain a range between 65°F and 85°F (18°C – 29°C). Avoid cold drafts, air conditioning vents, and sudden temperature drops below 55°F (13°C), which can damage the foliage.
- Humidity: High humidity, above 60%, is ideal. Average home humidity is often lower, especially in winter.
To increase humidity around your plant:
- Use a room humidifier placed nearby.
- Group it with other plants to create a microclimate.
- Set the pot on a pebble tray filled with water (ensure the pot is not sitting directly in the water).
- Mist the leaves regularly with filtered water, though this is a temporary solution.
Care And Maintenance Guide
Regular maintenance keeps your Philodendron bipinnatifidum looking its best and supports strong, healthy growth. This involves feeding it correctly, pruning when necessary, and providing support as it matures.
Fertilizing For Lush Foliage
During the active growing season (spring and summer), your plant will benefit from regular feeding. A balanced, water-soluble fertilizer formulated for foliage plants is a good choice.
Dilute the fertilizer to half the strength recommended on the label and apply it every 4-6 weeks. Over-fertilizing can harm the roots and cause salt buildup in the soil, evident by a white crust on the soil surface or pot edges.
In fall and winter, when growth naturally slows, stop fertilizing altogether. The plant is in a rest phase and will not utilize the extra nutrients.
Pruning And Shaping Your Plant
Pruning helps manage size, remove unhealthy growth, and encourage a bushier appearance. You may need to prune leaves that are yellowing, damaged, or growing in an undesirable direction.
Always use clean, sharp pruning shears or scissors to make clean cuts. Cut the leaf stem close to the main trunk or base. You can also prune aerial roots if they become unruly; this will not harm the plant.
Wear gloves when pruning, as the plant’s sap contains calcium oxalate crystals, which can irritate skin and mucous membranes.
Providing Support And Staking
As a Philodendron bipinnatifidum matures, it develops a thick, tree-like trunk and may become top-heavy. Providing a sturdy stake or moss pole gives the plant structural support and can encourage larger leaf growth.
Gently tie the main stem to the support using soft plant ties or strips of fabric. Avoid using wire or string that can cut into the stem as it thickens. Check and adjust the ties periodically to ensure they are not too tight.
Cleaning The Leaves
Dust accumulation on the large leaves can block sunlight and hinder photosynthesis. Clean the leaves every few weeks to keep them glossy and efficient.
Simply wipe both sides of each leaf gently with a soft, damp cloth. For a deeper clean, you can shower the plant in your bathtub with lukewarm water, allowing it to drain completely afterward.
Propagation Techniques
Propagating your Philodendron bipinnatifidum allows you to create new plants. The most reliable method is through stem cuttings, particularly those that include a node and an aerial root.
Step-By-Step Propagation Guide
Follow these steps to propagate your plant successfully:
- Identify a healthy stem section with at least one node (a small bump where leaves and roots emerge) and, if possible, an aerial root.
- Using sterilized shears, make a clean cut just below the node.
- Allow the cutting to callous over for a few hours to reduce the risk of rot.
- Place the cutting in a glass of water, ensuring the node is submerged but the leaf is not. Or, plant it directly in a small pot with moist, well-draining potting mix.
- Place the cutting in a warm spot with bright, indirect light.
- If using water, change it every few days. If using soil, keep it lightly moist. Roots should begin to develop within 2-4 weeks.
- Once roots are a few inches long (for water propagation), pot the new plant in its own container.
Common Pests And Diseases
Even with great care, your plant can sometimes attract pests or show signs of disease. Early identification and treatment are key.
Identifying Typical Pests
Watch for these common houseplant pests:
- Spider Mites: Tiny spiders that create fine webbing, usually under leaves. Leaves may look stippled or dusty.
- Mealybugs: Small, white, cottony insects that cluster in leaf axils and on stems.
- Scale: Hard or soft brown bumps attached to stems and the undersides of leaves.
- Aphids: Small green or black insects often found on new growth.
Effective Treatment Plans
For minor infestations, start with the least invasive treatment:
- Isolate the affected plant to prevent pests from spreading.
- Wipe leaves and stems with a cloth dipped in a solution of mild soap and water.
- Rinse the plant thoroughly with water.
- For persistent problems, use an insecticidal soap or neem oil spray, applying it according to the product instructions, covering all leaf surfaces.
- Repeat treatments weekly until the pests are gone.
Preventing Root Rot And Fungal Issues
Root rot is caused by overly wet soil and poor drainage. Prevention is the best cure. Ensure your pot has drainage holes and you are using an appropriate, fast-draining soil mix. Always empty the saucer after watering.
If you suspect root rot (yellow leaves, wilting, foul soil odor), you may need to repot the plant. Remove it from its pot, trim away any black, mushy roots with sterile tools, and repot it in fresh, dry soil. Water sparingly until new growth appears.
Troubleshooting Common Problems
Here are quick solutions to some frequent issues you might notice with your Philodendron bipinnatifidum.
Yellowing Leaves
Yellow leaves can have several causes. Older leaves yellowing and falling is normal. Widespread yellowing often indicates overwatering. Yellow leaves with brown tips could point to underwatering or low humidity. Assess your care routine to identify the likely cause.
Brown Leaf Edges Or Tips
Brown, crispy edges are commonly a sign of low humidity or inconsistent watering. It can also be caused by using tap water high in salts and chemicals. Increase humidity around the plant and consider switching to filtered or rainwater for watering.
Leggy Growth And Small Leaves
If the spaces between leaves (internodes) are long and the new leaves are small, the plant is not getting enough light. Move it to a brighter location with indirect light to encourage more compact, robust growth.
Leaves Not Splitting
Immature Philodendron bipinnatifidum plants often have solid, heart-shaped leaves. As the plant matures and receives adequate light, the new leaves will develop the characteristic deep lobes. Patience and proper light are key.
Frequently Asked Questions
Is The Philodendron Bipinnatifidum Toxic To Pets?
Yes. Like many plants in the Araceae family, Philodendron bipinnatifidum contains calcium oxalate crystals, which are toxic to cats, dogs, and humans if ingested. It can cause oral irritation, drooling, vomiting, and difficulty swallowing. Keep this plant out of reach of pets and children.
How Fast Does A Split Leaf Philodendron Grow?
Under ideal conditions, a Philodendron bipinnatifidum is a moderately fast grower. During the spring and summer, you can expect several new leaves to emerge. Growth rate depends heavily on light, temperature, and fertilization. It can reach a substantial size within a few years.
Can Philodendron Bipinnatifidum Live Outside?
Yes, but only in warm climates (USDA zones 9-11) where temperatures do not drop below freezing. It thrives in a shady or partially shaded outdoor spot protected from strong winds. In cooler climates, it can spend the summer outside but must be brought indoors well before the first frost.
Why Are My Plant’s Leaves Drooping?
Drooping leaves are most often a sign of underwatering. Check the soil moisture. If it’s dry, give the plant a thorough drink. If the soil is wet, drooping could indicate overwatering and potential root rot, requiring you to check the roots.
What Is The Difference Between Philodendron Bipinnatifidum And Monstera Deliciosa?
While similar, they are different plants. Philodendron bipinnatifidum leaves are more feather-like, with many splits that go nearly to the center rib, and it has a more upright, tree-like growth habit. Monstera deliciosa leaves have larger, more irregular holes (fenestrations) within the leaf blade and fewer, broader splits along the edges. Monsteras are also climbers by nature.