Chinese Money Plant
Pilea peperomioides
Pet-safe
Arrowhead Plant
Syngonium podophyllum · Araceae
Easy
Toxic to pets
Syngonium podophyllum is a fast-growing, evergreen aroid native to tropical rainforests from Mexico through Central America to northern South America. It is widely cultivated as a houseplant for its distinctively arrow-shaped juvenile leaves, which broaden and become lobed with age. Foliage colour ranges from deep green to cream, pink, bronze and variegated forms depending on cultivar.
☀ Light
Bright to moderate indirect light
💧 Water
Water when top 2.5 cm of soil is dry
🌡 Temp
18-29°C
💦 Humidity
High, 50% or above preferred
🌿 Soil
Well-draining, peat-free aroid mix
🍽 Feeding
Monthly balanced liquid fertiliser in growing season
Photo: Wikimedia Commons / CC BY-SA 3.0 via Wikimedia Commons
How to care for Arrowhead Plant
Light
Syngonium podophyllum thrives in bright, indirect light but tolerates moderate shade better than most aroids. Avoid direct sun, which scorches the foliage and fades variegation. Heavily variegated cultivars require more light than solid green forms to maintain their colouring. Very low light causes the plant to revert toward plain green and results in leggy, weak growth.
Watering
Allow the top 2.5 cm of the potting mix to dry before watering thoroughly, then drain completely to prevent waterlogging. Reduce watering frequency in autumn and winter when growth slows. Overwatering is the most common cause of failure; the roots are susceptible to rot if the mix remains saturated. Use room-temperature water and, if your tap water is heavily chlorinated, allow it to stand overnight before use.
Soil and potting
A loose, well-draining aroid mix is ideal. A suitable home blend can be made from peat-free compost, perlite and orchid bark in roughly equal parts. Good aeration around the roots discourages rot while retaining sufficient moisture. Avoid dense, water-retentive mixes such as pure multipurpose compost.
Feeding
Apply a balanced, water-soluble fertiliser at half the recommended dose once a month during spring and summer. Feeding is not necessary through autumn and winter unless the plant is in active growth under supplemental lighting. Excess fertiliser causes salt build-up in the soil, which can scorch root tips and cause leaf-tip browning.
Humidity and temperature
This species originates in humid tropical environments and prefers relative humidity of 50% or above. Group plants together, place the pot on a pebble tray with water, or use a room humidifier to raise humidity. Temperatures between 18 and 29°C suit the plant well; it should not be exposed to temperatures below 15°C, and cold draughts from windows or air-conditioning units cause leaf damage and slowed growth.
Repotting
Repot every one to two years in spring when roots begin to circle the base of the pot or emerge from the drainage holes. Move up only one pot size at a time, as oversized pots retain excess moisture and increase the risk of root rot. Refresh the potting mix at each repotting, removing any dead or rotting roots before planting. Terracotta pots aid drainage but require more frequent watering than plastic or glazed ceramic.
Pruning
Regular pruning keeps the plant bushy and compact; without it, Syngonium becomes vining and the lower leaves may be shed. Pinch or cut back the growing tips in spring to encourage branching. Remove any yellowing, damaged or adult-form leaves that detract from appearance. As the plant matures it produces longer, climbing stems; these can be trained up a moss pole to encourage the larger, lobed adult leaf form, or trimmed back to maintain a tidier appearance.
Is Arrowhead Plant toxic?
Pets: Toxic. Classified as toxic to cats and dogs by the ASPCA. All parts of the plant contain insoluble calcium oxalate crystals, which cause oral irritation, excessive drooling, vomiting, and difficulty swallowing if ingested. The sap can also cause skin and eye irritation on contact.
People: Toxic if ingested, causing the same oral irritation from calcium oxalate crystals. The sap may cause contact dermatitis in sensitive individuals; wear gloves when pruning or handling cut stems.
People: Toxic if ingested, causing the same oral irritation from calcium oxalate crystals. The sap may cause contact dermatitis in sensitive individuals; wear gloves when pruning or handling cut stems.
Common problems
Yellowing lower leaves
Likely cause: Overwatering or waterlogged soil leading to root stress or early root rot Fix: Check roots for rot, remove affected roots, allow the mix to dry more thoroughly between waterings, and ensure the pot drains freely.
Brown, crispy leaf tips or margins
Likely cause: Low humidity, salt build-up from over-fertilising, or fluoride sensitivity in tap water Fix: Raise ambient humidity, flush the soil periodically to leach excess salts, and switch to filtered or standing water.
Pale, washed-out or bleached foliage
Likely cause: Exposure to too much direct sunlight Fix: Move the plant further from the window or use a sheer curtain to diffuse light.
Leggy, elongated stems with small leaves
Likely cause: Insufficient light causing etiolation Fix: Relocate to a brighter position with good indirect light; prune leggy growth to encourage compact regrowth.
Visible webbing on leaves and stems; stippled, dull foliage
Likely cause: Spider mite infestation, most common in low humidity and dry conditions Fix: Wipe leaves with a damp cloth, increase humidity, and treat with neem oil spray or insecticidal soap, repeating every seven to ten days.
Sticky residue on leaves, possibly with sooty mould
Likely cause: Sap-sucking pests such as mealybugs or scale insects Fix: Remove mealybugs manually with a cotton bud dipped in isopropyl alcohol; treat scale with horticultural oil; inspect and isolate the plant immediately.
How to propagate
Stem cuttings in water or moist medium
Take a cutting just below a node, ensuring at least one node is present, and remove any leaves that would be submerged. Place in water or moist perlite in a warm, bright spot; roots typically develop within two to four weeks.
Division
At repotting time, carefully separate rooted offsets or basal shoots from the parent plant and pot them individually into fresh, moist mix. This method works well when the plant has produced multiple stems from the base.
Where Arrowhead Plant comes from
Native to Belize, Bolivia, Brazil North, Brazil Northeast, Brazil Southeast, Brazil West-Central, Colombia, Costa Rica, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá, Peru, Suriname, Trinidad-Tobago, Venezuela, Venezuelan Antilles. Now naturalised or cultivated in 20 other regions worldwide.
Story and origins
The genus name Syngonium is derived from the Greek words 'syn', meaning together or united, and 'gone', meaning seed or reproductive organ, referring to the fused ovaries characteristic of the genus. The species epithet 'podophyllum' comes from the Greek 'podos', meaning foot, and 'phyllon', meaning leaf, alluding to the broad, foot-like lobed shape of the mature leaves. The common name 'Arrowhead Plant' directly describes the distinctive triangular, arrowhead-shaped appearance of the juvenile foliage.
Syngonium podophyllum was formally described by the German botanist Heinrich Wilhelm Schott in 1832, based on specimens collected from tropical Central America. It was introduced to European horticulture during the nineteenth century as interest in tropical foliage plants grew among collectors and botanical gardens. Throughout the twentieth century it became a fixture of homes and offices, aided by its tolerance of indoor conditions and its attractive, varied foliage. In parts of Asia and the Pacific, the plant carries symbolic associations with the five elements, particularly when its juvenile five-lobed adult leaves are involved, and it is integrated into Feng Shui practice as a plant believed to bring positive energy.
Varieties to know
Syngonium podophyllum 'White Butterfly'
One of the most widely grown cultivars, with pale silvery-green to nearly white centres and darker green margins on arrow-shaped leaves.
Syngonium podophyllum 'Pink Allusion'
Features soft pink centres with green edges and pinkish veins; relatively compact and slower growing than the species.
Syngonium podophyllum 'Neon Robusta'
Produces vivid, uniform dusty-pink foliage throughout; retains good colour even in moderate light conditions.
Syngonium podophyllum 'Albo Variegatum'
Shows irregular white or cream variegation splashed across the leaves; variegation patterns differ between individual leaves.
Syngonium podophyllum 'Merry Maria'
A compact cultivar with pronounced dark green and silvery-green variegation, well suited to smaller spaces.
Fun facts
- As Syngonium podophyllum matures, its leaf shape changes dramatically from a simple arrow shape in juvenile plants to deeply lobed, multi-segment leaves on adult vining stems, a phenomenon known as leaf heterophylly.
- The plant is a natural air climber; in its native habitat it attaches to tree trunks using adventitious roots, ascending into the forest canopy where adult leaves can reach 30 cm or more across.
- Syngonium podophyllum has been studied for its potential to remove indoor air pollutants such as benzene and formaldehyde, though the practical effect in typical room conditions is modest.
- The genus name Syngonium refers to the fused ovaries found in the plant's flowers, and specimens kept as houseplants rarely flower because the climbing stimulus and outdoor conditions that trigger flowering are seldom replicated indoors.
- In some parts of Latin America and Asia, Syngonium podophyllum is considered a symbol of good fortune and is kept near entrances or given as a gift to mark new beginnings.
Arrowhead Plant FAQ
Why are the leaves of my Arrowhead Plant turning yellow?
Yellowing leaves are most often caused by overwatering. Check that the soil is not remaining soggy between waterings, ensure the pot has drainage holes, and let the top 2.5 cm of mix dry out before watering again. Nutrient deficiency or very low light can also cause yellowing, though these are less common causes.
Can Syngonium podophyllum be grown in water permanently?
It can survive in water for a period, and cuttings root readily in water, but long-term growth in water alone is not ideal. The plant will eventually become nutrient-deficient without liquid fertiliser added to the water, and the roots that form in water differ structurally from soil roots, making later transition to soil difficult.
Why is my plant losing its variegation and turning plain green?
Reverting toward solid green is typically a response to insufficient light. Variegated forms require more light energy than green forms to maintain their patterning. Move the plant to a brighter position with good indirect light. In some cases, individual stems revert spontaneously; these can be pruned back to encourage variegated regrowth.
Is the Arrowhead Plant safe to keep around children?
It is not considered safe for young children. All parts contain calcium oxalate crystals, which cause painful irritation to the mouth, throat and digestive system if chewed or swallowed. Keep the plant out of reach of young children and wash hands after handling cut stems.
How quickly does Syngonium podophyllum grow?
Under good conditions (bright indirect light, warm temperatures and adequate humidity), it is a fast grower that can produce several new leaves per month during spring and summer. Growth slows considerably in winter or in low-light conditions. Regular pruning helps maintain a compact form rather than allowing long, vining stems to develop.
Should I use a moss pole for my Arrowhead Plant?
A moss pole or similar support is optional but beneficial if you want the plant to produce larger, more mature-looking lobed leaves. Climbing the pole triggers the plant to enter its adult leaf phase. Without a support, the plant naturally trails or sprawls, retaining the smaller, arrow-shaped juvenile leaves.
Why does my Arrowhead Plant drip water from its leaf tips?
This process is called guttation. The plant exudes excess moisture through specialised pores (hydathodes) at the leaf tips, usually overnight when it has been recently watered and conditions are humid. It is a normal physiological process and not a sign of disease or overwatering on its own, though it is more pronounced when the soil is very moist.
