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Plant care

Begonia peltata (felt begonia) care

Begonia peltata

Also called felt begonia, peltata begonia, fuzzy begonia.

RHS H1bUSDA 10-11Toxic to petsIndoor Around 40-60 cm tall and wide indoors

Watering rhythm

7-10days

When the top 3-4 cm of soil is dry, roughly every 7-10 days

Light

Bright indirect light (just back from a sunny window)

Soil

Free-draining, sandy or gritty mix

Humidity

40-55%

Temp

18-27°C

Pet safety

Toxic to pets

Mature size

Around 40-60 cm tall and wide indoors

Care at a glance

Light

In the wild begonia peltata grows on the bright edge of a forest canopy, not in the canopy and not in the open. Indoors, that translates to within a metre of an unobstructed window, sheer curtain optional. Likes bright light and can take some gentle direct sun, which intensifies the silvery felt; an east or lightly shaded south window suits it. Low light makes growth lax and pale. The fastest test: a hand held at the leaf casts a soft-edged shadow at noon — sharp shadow means too much sun, no shadow means too little light.

Watering

Aim for when the top 3-4 cm of soil is dry, roughly every 7-10 days for begonia peltata, but treat that as a starting point rather than a rule. A south-facing summer windowsill will dry the pot twice as fast as a north-facing winter room. Lift the pot; if it feels noticeably lighter than it did wet, water it. Its thick, semi-succulent stems store water, so let the mix dry partway between waterings. Always water at the soil line, never overhead, to avoid matting and rotting the felted leaves.

Soil and pot

Begonia peltata grows best in free-draining, sandy or gritty mix. Use a houseplant mix lightened with perlite, pumice or coarse sand. Sharp drainage is essential for this drought-adapted species; heavy, wet soil quickly rots the fleshy stems. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Begonia peltata sits happiest at around 40-55% humidity and 18-27°C (65-80°F). Prefers moderate humidity and good airflow; its felted leaves dislike sitting wet. Avoid misting, which traps moisture in the hairs and invites rot and mildew. If you keep the room above 18 year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed begonia peltata sparingly. Feed every 3-4 weeks in spring and summer with a half-strength balanced liquid fertiliser. As a semi-succulent species it needs modest feeding; cease in autumn and winter. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on begonia peltata in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Stem rotSoft, collapsing fleshy stems from overwatering or poor drainage; let soil dry partway and use a gritty, sandy mix.
  • Matted, rotting feltWet foliage causes the leaf hairs to mat and decay; water only at the soil line and never mist this species.
  • Faded, lax growthPale, floppy stems and reduced silvering from too little light; give bright indirect light or gentle morning sun.
  • Powdery mildewWhite fungal bloom in damp, stagnant air; improve ventilation and keep leaves dry.

Propagation

Propagate from stem cuttings, which root readily in a gritty, barely moist mix. Let cut surfaces callus briefly before potting to reduce rot, given the fleshy stems. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Begonia peltata is toxic to pets. The ASPCA lists Begonia as toxic to cats and dogs. The toxic principle is soluble calcium oxalates, most concentrated in the underground parts; ingestion can cause oral irritation, intense mouth burning, vomiting and trouble swallowing. Keep away from pets. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Begonia peltata care — frequently asked questions

What is the common name for Begonia peltata?

Begonia peltata is most commonly called Begonia peltata, but it is also known as felt begonia, peltata begonia, fuzzy begonia. The names refer to the same species, so care instructions for Begonia peltata apply identically to anything sold as felt begonia.

How much light does begonia peltata need?

Begonia peltata grows best in bright indirect light (just back from a sunny window). Likes bright light and can take some gentle direct sun, which intensifies the silvery felt; an east or lightly shaded south window suits it. Low light makes growth lax and pale.

How often should I water begonia peltata?

Water begonia peltata when the top 3-4 cm of soil is dry, roughly every 7-10 days. Its thick, semi-succulent stems store water, so let the mix dry partway between waterings. Always water at the soil line, never overhead, to avoid matting and rotting the felted leaves. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.

Is begonia peltata toxic to cats and dogs?

Begonia peltata is toxic to pets. The ASPCA lists Begonia as toxic to cats and dogs. The toxic principle is soluble calcium oxalates, most concentrated in the underground parts; ingestion can cause oral irritation, intense mouth burning, vomiting and trouble swallowing. Keep away from pets.

What USDA hardiness zone does begonia peltata grow in?

Begonia peltata is rated for USDA zone 10-11 (indoor in most US homes) and RHS hardiness H1b. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Begonia peltata deep-dive guides

Every aspect of begonia peltata care, each with its own calibrated guide:

Featured in these plant shortlists

Begonia peltata qualifies for 2 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Begonia peltata is also known as felt begonia, peltata begonia, and fuzzy begonia.