Growli

Plant care

Cinnamon Bunny Ears (Red Bunny Ears) care

Opuntia microdasys var. rufida

Also called Red Bunny Ears, Cinnamon Cactus.

RHS H2USDA 9-11Pet-safeIndoor Typically 30-60 cm tall and wide as a houseplant

Watering rhythm

2-3weeks

When the mix is fully dry, roughly every 2-3 weeks in summer; nearly dry in winter

Light

Direct sun (at least 4-6 hours)

Soil

Gritty, fast-draining cactus mix

Humidity

30-50%

Temp

18-29°C

Pet safety

Pet-safe

Mature size

Typically 30-60 cm tall and wide as a houseplant

Care at a glance

Light

Aim for at least 4-6 hours of direct sun on the leaves. Wants 4-6+ hours of direct sun daily; a south or west window or grow light keeps pads firm and tight. Low light causes pale, stretched, weak growth and leaning pads. If your only bright window faces south, that's perfect for cinnamon bunny ears — same window any aroid would fry on.

Watering

Less is more here. Water cinnamon bunny ears when the mix is fully dry, roughly every 2-3 weeks in summer; nearly dry in winter; the most reliable failure mode is over-doing it. A pot that feels light when you lift it is thirsty; one that still feels heavy is fine for another week. Soak thoroughly then let the soil dry out completely before watering again. Cut back hard from late autumn through winter (monthly or less) to honor dormancy; standing moisture rots the pads and roots fast.

Soil and pot

Cinnamon Bunny Ears grows best in gritty, fast-draining cactus mix. Use a cactus/succulent blend cut 30-50% with pumice, perlite, or coarse sand. A terracotta pot with a drainage hole helps the rootball dry quickly between waterings. 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

Cinnamon Bunny Ears sits happiest at around 30-50% humidity and 18-29°C (65-85°F). Prefers dry desert air; average to low household humidity is ideal. Avoid steamy bathrooms or grouping with humidity-loving tropicals, which encourages rot and fungal spotting. 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 cinnamon bunny ears sparingly. Feed lightly once a month in spring and summer with a balanced cactus fertiliser diluted to half strength. Do not feed in autumn or winter while the plant is dormant. 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 cinnamon bunny ears in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Detaching glochidsThe fine rust-coloured glochids dislodge at the lightest touch and lodge painfully in skin. Handle with thick leather gloves or folded paper, and site away from pets and traffic.
  • Soft, mushy or blackening padsOverwatering or poor drainage causes basal rot. Let the mix dry fully between soaks, use gritty soil, and water far less in winter.
  • Etiolation (pale, stretched growth)Too little light makes pads thin, elongated, and leaning. Move to the brightest window or add a grow light for several hours of direct exposure.
  • Corky brown scarringSudden harsh sun after a dark winter can scorch pads. Acclimatise gradually in spring; mild corking low on older pads is natural aging, not disease.

Propagation

Easiest from pad cuttings: snap or cut off a healthy pad with gloves, let the wound callus for 3-7 days in a dry shaded spot, then set it upright in barely moist gritty mix. Roots form in a few weeks; water sparingly until established. 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

Cinnamon Bunny Ears is pet-safe. ASPCA lists Opuntia species ("Tree Cactus", family Cactaceae) as non-toxic to cats, dogs, and horses. The flesh is not chemically poisonous, but the barbed glochids are a real physical hazard - they detach instantly and embed in mouths, paws, and skin, so keep the plant out of reach of pets and people. 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.

Cinnamon Bunny Ears care — frequently asked questions

What is the common name for Opuntia microdasys var. rufida?

Opuntia microdasys var. rufida is most commonly called Cinnamon Bunny Ears, but it is also known as Red Bunny Ears, Cinnamon Cactus. The names refer to the same species, so care instructions for Cinnamon Bunny Ears apply identically to anything sold as Red Bunny Ears.

How much light does cinnamon bunny ears need?

Cinnamon Bunny Ears grows best in direct sun (at least 4-6 hours). Wants 4-6+ hours of direct sun daily; a south or west window or grow light keeps pads firm and tight. Low light causes pale, stretched, weak growth and leaning pads.

How often should I water cinnamon bunny ears?

Water cinnamon bunny ears when the mix is fully dry, roughly every 2-3 weeks in summer; nearly dry in winter. Soak thoroughly then let the soil dry out completely before watering again. Cut back hard from late autumn through winter (monthly or less) to honor dormancy; standing moisture rots the pads and roots fast. 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 cinnamon bunny ears toxic to cats and dogs?

Cinnamon Bunny Ears is pet-safe. ASPCA lists Opuntia species ("Tree Cactus", family Cactaceae) as non-toxic to cats, dogs, and horses. The flesh is not chemically poisonous, but the barbed glochids are a real physical hazard - they detach instantly and embed in mouths, paws, and skin, so keep the plant out of reach of pets and people.

What USDA hardiness zone does cinnamon bunny ears grow in?

Cinnamon Bunny Ears is rated for USDA zone 9-11 (indoor/under glass in most US homes) and RHS hardiness H2. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Cinnamon Bunny Ears deep-dive guides

Every aspect of cinnamon bunny ears care, each with its own calibrated guide:

Featured in these plant shortlists

Cinnamon Bunny Ears qualifies for 9 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

  • Best pet-safe houseplantsHouseplants the ASPCA lists as non-toxic to cats and dogs — every one verified against the ASPCA toxic and non-toxic plant list.
  • Best drought-tolerant houseplantsHouseplants that prefer to dry out — forgiving of forgotten watering and ideal for travel or busy weeks.
  • Best pet-safe low-maintenance plantsNon-toxic to cats and dogs and forgiving of forgotten watering — the easiest safe choices for a busy pet household.
  • Best pet-safe plants for bright lightNon-toxic to cats and dogs and happy in a bright, sunny spot — safe plants for your best-lit windowsill.
  • Best succulents for beginnersThe easiest succulents and cacti to keep alive — selected by documented growth habit, each with the light and watering it actually wants.
  • Best pet-safe succulentsSucculents the ASPCA lists as non-toxic to cats and dogs — low-water greenery that is also safe around a curious pet.
  • Best houseplants for full sunHouseplants that want direct sun — the species for a hot south or west-facing windowsill where shade-lovers scorch.
  • Best cat-safe plantsHouseplants the ASPCA lists as non-toxic to cats (and dogs) — safe greenery for a home with a curious cat.
  • Best dog-safe plantsHouseplants the ASPCA lists as non-toxic to dogs (and cats) — safe greenery for a home with a curious dog.
  • Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

Related guides

Cinnamon Bunny Ears is also commonly called Red Bunny Ears or Cinnamon Cactus.