About Pandan
Pandan (Pandanus amaryllifolius) is arguably the most important aromatic plant in Filipino cooking — its sweet, floral fragrance is woven into the identity of Philippine desserts and rice dishes. Known locally as pandan mabango (fragrant pandan), this tropical plant produces long, blade-like leaves that release a distinctive vanilla-like aroma when heated, blended, or bruised.
The plant grows as an upright shrub reaching 1 to 1.5 meters tall in garden settings, though it can grow taller under ideal conditions. Its leaves are bright green, linear, 30 to 60 centimeters long and 3 to 5 centimeters wide, arranged in a spiral pattern — the trademark feature of the Pandanaceae (screwpine) family. Unlike many other Pandanus species, P. amaryllifolius is notably thorn-free along its leaf margins, making it safe and easy to handle.
In the Philippines, pandan is found in virtually every province. It grows in backyards, along fence lines, beside fishponds, and in pots on balconies throughout Metro Manila. A single plant provides a continuous supply of aromatic leaves for cooking, and the characteristic green color of pandan extract gives Filipino desserts like buko pandan, pandan chiffon cake, and maja blanca their signature hue. Beyond the kitchen, Filipinos also use pandan as a natural air freshener in cars, closets, and rooms.
History & Discovery
Pandanus amaryllifolius is believed to have originated somewhere in the Malesian region — the broad area encompassing the Philippines, Indonesia, Malaysia, and Papua New Guinea. It is unusual among plants in that it is known only in cultivation; no truly wild populations have been confirmed. This suggests a long history of human selection and propagation, possibly spanning thousands of years across Southeast Asian communities.
The species was formally described by William Roxburgh in 1832 from cultivated specimens. The species name "amaryllifolius" means "with leaves like Amaryllis," referring to the long, strap-shaped foliage. In the Philippines, pandan has been integral to cooking and weaving culture for centuries. Different Pandanus species serve different purposes: P. amaryllifolius for culinary fragrance, P. tectorius (pandan dagat) for coastal landscaping and fruit, and P. copelandii for weaving banig (woven mats) — a craft tradition deeply rooted in Visayan and Mindanao communities.
The key aromatic compound in pandan — 2-acetyl-1-pyrroline (2AP) — was identified by researchers studying the chemistry of fragrant rice. This same molecule gives jasmine rice and basmati rice their prized aroma, explaining why pandan leaves are sometimes added to ordinary rice during cooking to simulate the scent of premium rice varieties.
How to Plant Pandan in the Philippines
Pandan is propagated exclusively through vegetative methods — basal suckers, stem cuttings, or aerial root divisions. The plant does not produce viable seeds in cultivation (it is believed to be a sterile clone).
- Obtain a sucker or cutting. The easiest method is to separate a basal sucker — a young shoot growing from the base of a mature plant. Cut it away with a sharp knife, ensuring some roots are attached. Alternatively, use a stem cutting 20 to 30 centimeters long with at least one aerial root node.
- Prepare the planting site. Choose a spot with partial shade to full sun. Pandan tolerates both but grows fastest with morning sun and afternoon shade. Enrich soil with compost or aged manure. For containers, use a pot at least 30 centimeters wide with drainage holes.
- Plant the sucker. Set the sucker 8 to 10 centimeters deep, burying the root zone completely. Firm the soil around the base. If top-heavy, stake it upright until roots establish. Water thoroughly.
- Water and establish. Water every 1 to 2 days for the first month. Keep soil consistently moist but not waterlogged. New growth appears within 2 to 4 weeks. Reduce watering to every 2 to 3 days once established.
- Mulch and feed. Apply a 5 centimeter layer of organic mulch to retain moisture. Feed monthly with balanced fertilizer or compost tea for vigorous leaf production.
- First harvest. Begin harvesting outer leaves 4 to 6 months after planting, once the plant has at least 10 to 12 mature leaves. Always cut from the outside, leaving the central growing point intact.
Care Guide
Sunlight
Pandan grows well in partial shade to full sun — 4 to 8 hours of sunlight daily. In Metro Manila, morning sun with afternoon shade produces the deepest green, most aromatic leaves. Full afternoon sun during the summer months can cause leaf tip browning. Indoor plants need a bright window with at least 4 hours of indirect light.
Watering
Water every 2 to 3 days, keeping soil consistently moist. Pandan naturally grows near water sources — along streams, fishponds, and in low-lying areas — and prefers more moisture than most garden herbs. However, standing water in pot saucers should be emptied after 30 minutes to prevent root rot. During the dry season, increase watering frequency and mist leaves occasionally.
Soil
Pandan thrives in rich, moisture-retentive soil with a pH of 5.5 to 7.0. A mix of garden soil, compost, and coco peat in a 2:1:1 ratio provides ideal conditions. The plant tolerates a wide range of soil types including the clay-heavy soils common in Metro Manila, as long as organic matter is incorporated for fertility. Pandan also grows well in slightly acidic to neutral soil conditions.
Humidity & Temperature
Perfectly adapted to Philippine conditions, pandan thrives at 25°C to 35°C with high humidity (70 to 90 percent). Growth continues year-round without dormancy. The plant is not frost-tolerant but this is irrelevant in the Philippines. Extended periods below 15°C slow growth significantly, but no Philippine lowland area reaches these temperatures.
Fertilizer
Apply balanced fertilizer (14-14-14) monthly during the growing season, or top-dress with compost every 6 to 8 weeks. Nitrogen-rich organic fertilizers (fish emulsion, blood meal) promote lush leaf growth and deeper green color. For container plants, use liquid seaweed extract every 2 weeks. Pandan is a moderate feeder — it responds well to consistent, moderate fertilization.
Pruning
Regular leaf harvesting serves as pruning. Remove yellowed or damaged lower leaves by cutting at the base. As the plant matures, it develops a short trunk with a crown of leaves on top and produces basal suckers. Allow some suckers to grow for a bushier appearance, or remove them for propagation. If the plant becomes too tall, it can be cut back and will regrow from the trunk.
Growing Medium Options
Soil
RecommendedSoil is the ideal medium for pandan. Plant directly in garden beds, raised beds, or large containers (30 centimeters minimum). Rich, compost-amended soil with consistent moisture produces the most aromatic, deeply colored leaves. Pandan naturally grows in moist, fertile ground along waterways.
Water Culture
SuitablePandan can root and grow in water for extended periods — a single cutting in a jar of water on a kitchen counter is a common Filipino practice. Change water weekly and add a few drops of liquid fertilizer monthly. The plant grows more slowly in water than in soil but survives well and provides occasional leaf harvests.
Hydroponics
PossiblePandan can be grown in media-based hydroponic systems using clay pebbles or coco coir. Maintain EC at 1.5 to 2.0 mS/cm and pH at 5.5 to 6.5. Growth is moderate. Hydroponic pandan is less common because the plant performs so well and easily in soil, but it works for space-constrained indoor setups.
Edible Uses & Nutrition
Pandan is primarily used as a flavoring and coloring agent rather than eaten directly. The leaves themselves are fibrous and not consumed whole — instead, they are infused, blended for extract, or tied into cooking bundles.
Culinary Uses
- Buko pandan. The iconic Filipino dessert salad — pandan-flavored gelatin, young coconut strips, cream, and sweetened condensed milk. Pandan extract provides both the green color and distinctive fragrance.
- Pandan chiffon cake. Light, airy sponge cake flavored and colored with fresh pandan extract — a bakery staple across the Philippines.
- Kakanin (rice cakes). Pandan leaves are added to suman, kutsinta, palitaw, and other traditional rice cakes for fragrance and color.
- Rice flavoring. Whole pandan leaves knotted and added to the rice cooker — the simplest way to make ordinary rice taste and smell like jasmine rice.
- Pandan chicken (gai hor bai toey). Chicken marinated in soy sauce and spices, wrapped in pandan leaves, and deep-fried — popular in Filipino-Thai fusion.
- Beverages. Pandan leaves boiled with sugar and poured over ice for a refreshing green drink, or added to gulaman at sago.
- Maja blanca and leche flan. Pandan extract added for a green-layered variation of these classic desserts.
Nutritional Profile
| Component | Notes |
|---|---|
| 2-Acetyl-1-pyrroline (2AP) | Primary aroma compound; same as jasmine rice |
| Chlorophyll | Natural green pigment; provides the signature green color |
| Beta-carotene | Provitamin A; present in the green leaves |
| Glycosides | Mild blood sugar-lowering effect (traditional use) |
| Dietary Fiber | High in the leaves (not typically consumed whole) |
| Iron | Present in leaf extract |
Pandan is used in small flavoring quantities rather than as a bulk food, so its nutritional contribution per serving is modest. However, the extract delivers chlorophyll, beta-carotene, and aromatic compounds. In Philippine folk medicine, pandan leaf tea is traditionally used for mild fever and as a calming drink before sleep.
Air Quality & Household Uses
Beyond cooking, pandan has several practical household applications in Filipino homes:
- Natural air freshener. Fresh pandan leaves placed in cars, closets, bathrooms, and rooms release a pleasant, subtle fragrance that lasts for days as the leaves slowly dry.
- Insect deterrent. Many Filipino families place pandan leaves inside kitchen cabinets and drawers to deter cockroaches and ants. While scientific evidence is limited, this practice has been passed through generations and may relate to volatile compounds in the leaves.
- Aromatherapy. The calming scent of pandan is used in some traditional relaxation practices. Pandan-scented candles and essential oils are increasingly popular in Philippine wellness products.
As an indoor plant, pandan contributes to oxygen production and adds a touch of tropical greenery. Its upright, architectural form makes it visually attractive as a houseplant in addition to its practical fragrance benefits.
Toxicity & Safety
| Category | Risk Level | Details |
|---|---|---|
| Humans | Non-Toxic | Completely safe for all ages. Pandan has been consumed as a food flavoring for centuries across Southeast Asia with no known toxic effects. Widely used in infant and children's food. |
| Cats | Generally Safe | Pandanus amaryllifolius is not listed as toxic by the ASPCA. The long leaves may attract cats to chew; large pieces could pose a mild obstruction risk if swallowed. Keep out of reach of habitual chewers. |
| Dogs | Generally Safe | Not known to be toxic to dogs. Most dogs do not show interest in the leaves. No adverse reactions reported from incidental contact or consumption. |
Common Pests & Diseases in the Philippines
Pandan is a hardy, low-maintenance plant with relatively few pest and disease issues in Philippine conditions:
- Mealybugs. White cottony clusters at leaf bases and in the central crown. Common in crowded, poorly ventilated locations. Remove with rubbing alcohol on a cotton swab or spray with neem oil. Ensure good air circulation.
- Scale insects. Small, brown, shield-like bumps on leaf surfaces that feed on plant sap. Scrape off by hand or apply horticultural oil spray. Heavy infestations cause yellowing and leaf drop.
- Leaf tip browning. Often caused by dry air, underwatering, or salt buildup in container soil rather than disease. Trim brown tips with clean scissors and address the underlying cause.
- Root rot. Occurs in waterlogged containers without adequate drainage. Leaves yellow and wilt despite wet soil. Repot into fresh, well-draining mix and reduce watering frequency.
- Spider mites. Fine webbing on leaf undersides during hot, dry weather. Spray with water and apply neem oil. Increase humidity around the plant by misting.
Frequently Asked Questions
What gives pandan its distinctive aroma?
Pandan's fragrance comes from 2-acetyl-1-pyrroline (2AP), the same compound that makes jasmine rice and basmati rice aromatic. This is why pandan is called "the vanilla of Southeast Asia." The compound concentrates in fresh leaves and is released when heated, bruised, or blended.
Can pandan grow indoors in the Philippines?
Yes. Place in a bright location with at least 4 hours of indirect sunlight. Use a pot at least 30 centimeters wide with drainage holes and well-draining mix. Water when the top inch of soil feels dry. Indoor plants grow more slowly but produce enough leaves for regular cooking use.
How do I make pandan extract or juice?
Cut 6 to 8 fresh leaves into 3 centimeter pieces, blend with half a cup of water until smooth, and strain through cheesecloth. The green liquid is your extract — use immediately or refrigerate for up to 3 days. For concentrated paste, let the blended mixture sit for 30 minutes; the thicker green paste settles at the bottom.
Does pandan repel cockroaches and insects?
Many Filipinos place pandan leaves in cars, closets, and drawers to deter cockroaches — a longstanding practice. While scientific evidence is limited, some volatile compounds may have mild repellent properties. The pleasant fragrance also serves as a natural air freshener.
How often can I harvest pandan leaves?
Once established (4 to 6 months), harvest 2 to 3 outer leaves every 1 to 2 weeks. Always leave at least 8 to 10 leaves and never cut the central growing tip. A mature plant with suckers supports weekly harvesting. Leaves are most aromatic when picked in the morning.
Why are my pandan leaves turning yellow?
Common causes: (1) Overwatering — let soil dry slightly between waterings. (2) Nutrient deficiency — apply balanced fertilizer monthly. (3) Too much direct sun — provide afternoon shade during summer. Older bottom leaves naturally yellow and can be removed.
Is pandan the same as screwpine?
Pandan (P. amaryllifolius) is one species in the large Pandanus genus (screwpines), which has over 750 species. Not all screwpines are the aromatic culinary pandan. The cooking pandan is specifically P. amaryllifolius — identified by its upright growth, thornless leaf edges, and strong sweet fragrance.
Is pandan safe for pets?
Pandanus amaryllifolius is generally considered non-toxic to cats and dogs. It is not listed on the ASPCA's toxic plant database. The long leaves could pose a mild choking risk if a pet chews and swallows large pieces. Position plants out of reach of habitual chewers.
Sources & References
- Plants of the World Online — Pandanus amaryllifolius Roxb. Royal Botanic Gardens, Kew. powo.science.kew.org
- Stuart, G.U. (2024). Philippine Medicinal Plants — Pandan. stuartxchange.org
- Wongpornchai, S. (2006). Pandan wangi. In: Peter, K.V. (ed.) Handbook of Herbs and Spices, Volume 3. Woodhead Publishing.
- Buttery, R.G. et al. (1983). 2-Acetyl-1-pyrroline: An important aroma component of cooked rice. Chemistry & Industry, 23, 958.
- ASPCA — Toxic and Non-Toxic Plants for Pets. aspca.org
Growing pandan at home in Manila? Tag @urbangoesgreen on social media and share your plant!