The rubber plant is a tropical fig from the Moraceae family, the same family as the banyan and the peepal. It is native to the wet forests of Northeast India and the eastern Himalaya, from Assam and Nepal through Myanmar to Sumatra and Java. In the wild it becomes a giant tree with aerial roots, and in Meghalaya the Khasi and Jaintia communities train its roots across rivers to grow the famous living root bridges. In a pot, it stays a manageable, single-stemmed indoor tree.
What makes it stand out:
- Leaves. Oval, leathery and 15–30 cm long on a mature plant, with a deep green, almost lacquered shine and a pale central vein.
- New growth. Each new leaf unfurls from a rosy-red protective sheath at the tip of the stem. The sheath dries and drops once the leaf opens, which is normal.
- Form. Upright and tree-like, with a single woody stem that branches when pinched or pruned.
- Sap. A white, milky latex that bleeds from any cut. This is where the name comes from; commercial natural rubber, however, comes from a different tree, Hevea brasiliensis.
Growth is steady rather than fast. In good light, expect a new leaf every two to four weeks from March to October and very little in winter.
Where should you keep a rubber plant?
Its large leaves and upright habit make it a natural focal point. Give it a spot where it can stay put, because a ficus reacts to frequent moves by dropping leaves.
Avoid dim hallways and windowless rooms. In poor light the stem stretches, gaps open between the leaves and older leaves turn yellow and fall.
Product Specifications
- Plant name: Rubber Plant / Rubber Fig / India Rubber Plant
- Botanical name: Ficus elastica Roxb. ex Hornem.
- Variety supplied: [CONFIRM: green ('Decora' / 'Robusta'), 'Burgundy' or variegated]
- Other names: Rubber tree, rubber bush, Indian rubber fig
- Plant family: Moraceae (fig and mulberry family)
- Native range: Northeast India and the eastern Himalaya to Myanmar, Thailand, Sumatra and Java
- Plant type: Evergreen tropical tree, grown as an indoor foliage plant
- Foliage: Large, oval, leathery and glossy leaves; new leaves emerge from a red sheath
- Growing medium supplied: Nutrient-rich soil mix
- Growth habit: Upright, single-stemmed tree; branches when pruned
- Growth rate: Moderate in bright light; slow in winter
- Mature size indoors: About 1.5–2.5 m over several years; controllable by pruning
- Suitable placement: Bright living rooms, offices, reception areas, lobbies, covered balconies in bright shade
- Not suitable for: Dark corners, windowless rooms, harsh afternoon sun, cold draughts, waterlogged pots
- Light requirement: Bright, indirect light; tolerates medium light with slower growth
- Water requirement: Moderate; water when the top 3–5 cm of soil is dry
- Soil requirement: Loose, well-drained mix of potting soil, cocopeat, perlite or coarse sand and compost
- Humidity: Normal indoor humidity; no misting needed
- Temperature: 18–32 °C ideal; protect from cold draughts
- Fertiliser: Half-strength balanced liquid feed monthly, March to September
- Repotting: Every 1–2 years, one pot size up
- Propagation: Stem cuttings or air layering
- Common problems: Leaf drop after moving, yellowing from overwatering, leggy growth in low light, mealybugs, scale
- Maintenance: Low
- Difficulty level: Easy; suitable for beginners
- Suitable environment: Indoors across India; outdoors only in bright shade in warm, frost-free regions
- Pet safety: Not pet-safe; the milky sap is toxic to cats and dogs and can irritate skin
How do you care for a rubber plant?
The rubber fig is easy to keep once you get light and watering right. It sits comfortably among easy-care indoor plants for busy households, as long as it is not overwatered.
- Light. Bright, indirect light gives the best leaf colour and the most compact growth. One to two hours of soft morning sun is welcome; harsh afternoon sun through glass can scorch the leaves.
- Watering. Water thoroughly when the top 3–5 cm of soil is dry, and let excess water drain away. Usually every 6–8 days in summer and every 10–14 days in winter. Never leave the pot standing in water.
- Potting mix. Loose and well-drained: two parts garden or potting soil, one part cocopeat and one part perlite or coarse sand, with a handful of compost.
- Pot. Always use a drainage hole. Move up only 5 cm in diameter at a time.
- Temperature. Happiest between 18 °C and 32 °C. Keep it away from cold draughts and from the direct blast of an AC unit.
- Humidity. Normal indoor humidity is fine. It does not need misting.
- Feeding. Balanced liquid fertiliser at half strength once a month from March to September, or a spoonful of vermicompost every six to eight weeks. No feed in winter.
- Cleaning. Wipe the leaves with a soft, damp cloth every two to three weeks. Dust dulls the shine and blocks light. Avoid oil-based leaf shine products.
- Pruning. Snip just above a leaf node in spring to make it bushier or to control height. Wear gloves and keep a cloth handy for the sap.
Repotting. Every one to two years in spring or after the monsoon, when roots circle the pot or poke through the drainage hole. A slightly snug pot keeps growth compact.
Propagation. Stem cuttings root in water or damp mix in four to eight weeks. Let the cut end stop bleeding before planting. Air layering works well for taller plants.
How big does a rubber plant grow indoors?
In a pot, a rubber plant typically reaches 1.5–2.5 metres over several years, and it can go higher if you never prune it. Growth depends mainly on light and pot size. You can keep it at any height by pruning the top in spring, which also encourages side branches and a fuller, bushier shape.
Why are my rubber plant's leaves falling?
Leaf drop is the most common complaint, and it nearly always has a simple cause:
- A recent move or a change of light. Ficus plants shed a few leaves after relocation or delivery. Keep it in one bright spot and it settles within a few weeks.
- Overwatering. Yellow lower leaves with damp soil mean the roots are sitting wet. Let the mix dry out before watering again.
- Underwatering. Drooping, curling leaves with bone-dry soil mean it needs a thorough drink.
- Too little light. Older leaves yellow and fall from the bottom while the stem stretches toward a window.
- Cold draughts. Sudden drops in temperature, from an AC vent or an open winter window, can cause leaves to fall overnight.
Is a rubber plant safe for cats and dogs?
No. The ASPCA lists ornamental figs, the group this plant belongs to, as toxic to cats and dogs. The milky sap contains ficin and psoralen, which irritate the mouth, stomach and skin, causing drooling, vomiting or skin redness. Serious poisoning is uncommon, but keep the plant out of reach of pets and small children.
For people, the leaves are safe to touch, though the sap can irritate sensitive skin. Wear gloves when pruning, and take extra care if you have a latex allergy.
If you searched for a pet-safe rubber plant, you may be thinking of the baby rubber plant (Peperomia obtusifolia), which the ASPCA lists as safe for cats and dogs. It is a compact desk plant with similarly glossy leaves.
Does a rubber plant purify the air?
Not in any way you would notice at home. Chamber experiments in the 1980s and 1990s placed this ficus among the better performers at removing chemicals in sealed test boxes. A 2019 review of those studies (Cummings and Waring) found that, in a real room, ordinary ventilation removes pollutants far faster than any realistic number of potted plants. If you want the detail, read what the clean-air research actually says about rubber plants and other houseplants. Buy it for its looks and its toughness.
The rubber plant and Vastu
Advice here is mixed, and it is worth knowing both sides. Some modern Vastu and Feng Shui advisers associate the rubber plant's round, glossy leaves with wealth and suggest the south-east corner of a room. At the same time, traditional Vastu guidance often cautions against keeping trees with milky sap close to the house. Neither view is settled, so treat placement as personal preference. Most families simply keep it wherever it gets the best light.
Rubber plant through the Bengal year
These timings come from growing rubber plants in the Kolkata climate and suit most of the eastern plains.
March to June: the growing season. New leaves unfurl every few weeks. Water about once a week, feed monthly and keep it back from glass that gets strong afternoon sun.
July to September: the monsoon, the riskiest months. The air is humid and the soil dries slowly, so water only when the top few centimetres feel dry, often every 10–12 days. Watch for fungal spots and root rot, and empty saucers after rain if it sits on a balcony.
October to November: the best time to repot or prune. Mild weather helps roots and cuts heal quickly. This is also the ideal season to bring home a new plant.
December to February: slow and cool. Growth almost stops. Water every 10–14 days and stop feeding. In north Indian winters, keep it away from cold windows and doors.
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