How often should I water a rubber plant?

Let the top 5 cm of soil dry out between waterings, then water thoroughly until it runs from the drainage holes. Overwatering causes yellowing and leaf drop faster than letting it dry out too long between waterings.

Is rubber plant sap dangerous?

The milky sap can irritate skin on contact, so wear gloves when pruning or propagating. It's also mildly toxic to cats and dogs if chewed, so keep the plant out of reach of pets that nibble on leaves.

Plant care guide

Rubber Plant Growing Guide

Ficus elastica

A rubber plant dropping leaves is almost always reacting to a change — a move, a cold draft, or a watering swing — not a sign it's dying.

Light

Bright, indirect light; tolerates medium light

Soil

Well-drained, peat-based potting mix

Water

Let top 5 cm dry between waterings

Hardiness

Houseplant in Canada; Zone 10–12 outdoors

Mature size

1.8–3 m indoors, larger in ideal conditions

Toxicity

Sap can irritate skin; mildly toxic to cats and dogs

Ficus elastica is prized for its large, glossy, deep-green (or burgundy, in some cultivars) leaves, and it's genuinely one of the easier large statement houseplants once it's settled into a spot. Like most Ficus species, it reacts to change — a new location, a cold draft, or an inconsistent watering routine — by dropping leaves, which reads as alarming but is usually the plant adjusting, not dying.

Light & placement

Bright, indirect light keeps leaves largest and glossiest; variegated cultivars need more light than solid green ones to hold their pattern
Tolerates medium light but grows more slowly and can get leggy
Avoid moving it frequently once it's settled — Ficus species dislike change and often drop leaves in response
Keep away from cold drafts, heating vents, and air conditioning blasts

Watering

Let the top 5 cm of soil dry out before watering again
Water thoroughly until it runs from the drainage holes, then don't water again until the topsoil is dry
Overwatering causes yellowing and leaf drop faster than underwatering does
Wipe the large leaves periodically with a damp cloth — dust buildup blocks light and reduces the glossy look

Common problems

Leaf drop after a move, repotting, or a change in season: normal adjustment stress for a Ficus — keep care consistent and new growth should resume
Yellow leaves with soggy soil: overwatering — let the soil dry out more between waterings
Brown leaf edges: low humidity or a cold draft
Sap causing skin irritation when pruning: wear gloves — the milky sap that gives the plant its common name can irritate sensitive skin
Mildly toxic to cats and dogs if chewed — keep out of reach of pets prone to nibbling leaves

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Frequently asked questions

Leaf drop is almost always a stress response to change — a move, a cold draft, a repot, or a shift in watering routine — rather than a sign the plant is dying. Keep its care consistent (same spot, same watering schedule) and new growth should follow within a few weeks.