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Baby rubber plant

Peperomia obtusifolia, Piperaceae

Sources last read 14 September 2026.

Forgiving Among the more tolerant plants here.

Also called American rubber plant, Baby Rubberplant, Oval Leaf Peperomia and pepper face.

Baby rubber plant (Peperomia obtusifolia), the whole plant.
Jerzy Opioła, CC BY-SA 4.0 · Wikimedia Commons

Toxicity is partly unassessed

  • Listed as non-toxic to cats by ASPCA.
  • Listed as non-toxic to dogs by ASPCA.
  • Not assessed for people. RHS publishes no harm statement for this plant. That is not a finding of safety: none of the sources read for this site gives an answer either way. Treat it as unknown.

What the sources say about its care

Light
Medium light 100–150 fc
Clemson Extension · read 13 September 2026
Partial shade
RHS · read 13 September 2026
Water
Moist but well-drained or Well-drained
RHS · read 13 September 2026
Humidity

No source read publishes a humidity figure for any plant on this site. What follows is general guidance for foliage plants.

Most foliage plants prefer more humidity than a heated room gives; succulents are named as an exception
Penn State Extension · read 13 September 2026
Temperature

How cold this tolerates, not what it prefers. No source read for this site publishes a preferred range for a plant indoors.

H1B — 10–15°C 10–15 °C
RHS · read 13 September 2026
Soil
Chalk, Loam, Sand; pH Acid or Alkaline or Neutral
RHS · read 13 September 2026
Toxic to cats
Listed as non-toxic
ASPCA · read 13 September 2026
Toxic to dogs
Listed as non-toxic
ASPCA · read 13 September 2026
Harmful to people
No statement of harm to people is published for this plant; that absence is not evidence it is safe.
RHS · read 13 September 2026

How it usually goes wrong

Leaves turn glassy from the stem outward

A leaf of the baby rubber plant that should be firm gives under light pressure and stays dented, and those beside it follow within days.

Succulence is a drought adaptation, and the same tissue that survives a dry month rots in a wet one. The moist but well-drained or well-drained its source names is the whole instruction.

Telling it apart: Whether the damage starts low. Rot works up from the soil line; thirst shows first in the oldest leaves, which wrinkle rather than soften.

RHSDiagnose a soft, mushy stem on this Baby rubber plant
The plant grows thin and sparse, and leans

The baby rubber plant looks sparse rather than sick: fewer leaves, spaced further apart, all angled toward the window.

Its source puts it in medium light. Under that, each new leaf costs more than it returns, so the plant builds fewer and thinner ones.

Telling it apart: Whether old growth is affected. Light shows in what arrives next; feeding shows in what is already there.

Clemson ExtensionDiagnose leggy growth on this Baby rubber plant
Yellowing that begins at the lowest leaves

Colour goes before shape on a baby rubber plant. The lowest leaves yellow evenly, stay soft to the touch, and the compost two inches down is still wet from the last watering.

Its source describes soil that is moist but well-drained or well-drained. Roots held below that are short of air, and roots short of air stop moving water, so the plant wilts in a wet pot.

Telling it apart: Whether new growth is affected too. Root damage shows up everywhere at once; ordinary leaf loss shows only in the oldest leaves.

RHSDiagnose yellowing leaves on this Baby rubber plant

Not sure which it is? Ask the diagnosis questions for Baby rubber plant.

Routine care

Propagation
Leaf cuttings, stem cuttings
NC State Extension · read 13 September 2026
Increase from seed or from softwood, leaf or bud cuttings.
RHS · read 13 September 2026
Pruning
Pruning is not needed.
RHS · read 13 September 2026
Pests and diseases
Usually free of pests and diseases.
RHS · read 13 September 2026

Move something and watch

Loading the simulator. It needs JavaScript; the care table above does not.

About the plant

Peperomia obtusifolia, also known as the baby rubberplant, American rubber plant, or pepper face, is a species of flowering plant in the genus Peperomia under the family Piperaceae, native to Tropical America. The specific epithet obtusifolia means "blunt-leaved". The plant has gained the Royal Horticultural Society's Award of Garden Merit.

From Wikipedia, CC BY-SA 4.0 · read 13 September 2026

Native range
Florida to Trop. America
World Checklist of Vascular Plants, June 2026 release, CC BY.
Kew WCVP · read 13 September 2026
Florida to Tropical America
NC State Extension · read 13 September 2026
Mexico, S America, W Indies
RHS · read 13 September 2026
Climate
wet tropical
World Checklist of Vascular Plants, June 2026 release, CC BY.
Kew WCVP · read 13 September 2026
Growth form
perennial or epiphyte
World Checklist of Vascular Plants, June 2026 release, CC BY.
Kew WCVP · read 13 September 2026
Herbaceous Perennial, Succulent; habit erect, open, rounded, spreading
NC State Extension · read 13 September 2026
Bushy (evergreen)
RHS · read 13 September 2026
Size
Height 6–24 in; width 6–24 in
NC State Extension · read 13 September 2026
Height 0.1-0.5 metres; spread 0.1-0.5 metres after 5–10 years
RHS · read 13 September 2026
Flowering
Flowers cream/tan, insignificant, white
NC State Extension · read 13 September 2026
Flowers white in summer
RHS · read 13 September 2026

Other Peperomia

More of the Piperaceae family

Plants with similar care

Sources

What this does not cover

The figures above are what published sources say, not measurements of the plant in your room. They say nothing about your pot size, your water, the season, or how far from the glass the plant stands, and those decide more than any figure here does.

Humidity has no species figure because no source read for this site publishes one, and the only temperature published for this plant is a cold floor. The simulator fills those gaps with general figures for its kind of plant, marked as general and listed on how we read sources. Where a toxicity row says the plant was not assessed, that is the absence of a finding and not a finding of safety.

If something is already wrong, the diagnosis tool asks about the soil, the window and the watering, which is where the answer usually is.