Rubber Plant Ficus elastica

Reviewed June 2026 · how we check this

A bold, upright tree-like ficus with thick, glossy leaves that unfurl from rosy-pink sheaths in shades of deep green, burgundy, or cream-variegated. Tolerant and architectural, it rewards a steady routine and good light with fast vertical growth into a real indoor statement.

Light

The Rubber Plant wants bright, indirect light — a spot beside a bright east or south window, set just back from the glass or behind a sheer curtain. Good light keeps its thick leaves richly colored and the internodes short and sturdy; variegated forms like 'Tineke' or 'Ruby' especially need bright light to hold their cream and pink. In dim corners it grows slowly, drops lower leaves, and stretches toward the window with long, bare stems. A little gentle morning sun is fine, but harsh midday sun through glass scorches the broad leaves with bleached tan patches. Rotate the pot a quarter-turn weekly so it grows evenly upright.

Watering

Let the top 1–2 inches of soil dry before watering, then water thoroughly until it drains freely and empty the saucer. In a warm home that's roughly every 7–10 days in spring and summer and every 2–3 weeks in winter — but check the soil, not the calendar. Rubber Plants resent soggy feet and rot quickly if left standing in water, yet they also drop leaves abruptly when allowed to go bone-dry. Aim for evenly moist-then-dry. Yellowing, dropping lower leaves with wet soil mean too much water; curling, crisp-edged leaves with bone-dry soil mean too little.

Soil & potting

Use a rich but free-draining mix: a quality potting soil lightened with a generous handful of perlite or pumice and a little orchid bark for structure. This keeps the dense rootball aerated while still holding moisture between waterings. Always pot into a container with drainage holes — terracotta helps wick away excess water for heavy-handed waterers. Repot every 1–2 years in spring when roots circle the pot or push out the bottom, stepping up just one pot size; an oversized pot stays wet too long and invites rot.

Humidity & temperature

Average household humidity suits the Rubber Plant well, though it appreciates a touch more — 40–50% keeps new leaves supple and the edges from browning in dry winter rooms. Grouping it with other plants, a pebble tray, or a small humidifier all help near forced-air heat. Keep it between 60–80°F; growth slows below 55°F and chilling damage shows as drooping, darkened leaves below about 50°F. Protect it from cold drafts, frosty windows, and the hot, dry blast of heating vents, all of which trigger sudden leaf drop. Wiping the broad leaves with a damp cloth now and then clears dust so they breathe and shine.

Fertilizing

Feed with a balanced liquid houseplant fertilizer at half strength every 2–4 weeks through spring and summer, when the plant is actively pushing new leaves. A well-fed Rubber Plant grows noticeably faster and holds deeper, glossier leaf color, and variegated forms keep their contrast brighter. Stop feeding in fall and winter while growth slows, then resume in spring once new leaves appear. Over-feeding shows as brown, crispy leaf edges and a white, crusty build-up on the soil surface — if that happens, flush the pot with plain water to rinse out the excess salts and ease off the feeding schedule.

Pruning & maintenance

Prune in spring to control height or encourage branching. Cutting the main stem just above a leaf node prompts the plant to send out two or more side shoots, turning a single leggy stalk into a fuller tree. Note that Ficus elastica bleeds a sticky white latex sap when cut — wear gloves, keep it off skin and floors, and blot the wound. This sap is the source of the toxicity warning; keep trimmings away from curious pets and children.

Propagation

Propagate from stem-tip cuttings in spring or summer. Take a 4–6 inch tip with two or three leaves, rinse or blot the oozing latex, then root it in water or directly in moist, well-draining mix. Air layering is the more reliable method for thick, woody stems: wound the stem, wrap the spot in damp sphagnum moss and plastic, and roots form in 4–8 weeks before you cut and pot the new plant. Bottom warmth and bright indirect light speed the process.

Common problems

Dropping leavesUsually a sudden change — light, temperature, or watering. Steady conditions fix it.→Yellow leavesMost often overwatering — check the soil and roots before anything else.→

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Through the year

Spring

Growth resumes — restart regular watering and feeding, repot if rootbound, and prune to shape or encourage branching.

Summer

Peak growth. Water when the top inch or two dries, feed every few weeks, and expect fast new leaves; watch for scorch in strong window sun.

Fall

Growth slows — space out waterings and stop fertilizing as light levels fall.

Winter

Near-dormant. Water sparingly, skip fertilizer, and keep it away from cold glass, drafts, and the dry blast of heating vents to prevent leaf drop.

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