Growli

Plant care

African Kedrostis (Baboon's Cucumber) care

Kedrostis africana

Also called African Kedrostis, Baboon's Cucumber.

RHS H1cUSDA 10–12Mildly toxic to petsIndoor Vines 0.5–1 m per season

Watering rhythm

7-10days

Every 7–10 days in summer; once a month or less in winter

Light

Bright indirect light (just back from a sunny window)

Soil

Cactus compost with added grit

Humidity

30–50%

Temp

10–30°C

Pet safety

Mildly toxic to pets

Mature size

Vines 0.5–1 m per season

Care at a glance

Light

African Kedrostis is what florists mean by "bright spot, no direct sun" — close enough to a south or east window to feel the brightness, with a sheer curtain or a few feet of distance keeping the sun off the leaves. Grow in full light with protection from the most intense midday and afternoon sun, which can scorch foliage. A south- or west-facing position with sheer curtain screening is ideal indoors; outdoors in summer, a lightly dappled spot suits well. A phone lux-meter at the leaf surface should read 1,500-3,000 lux at noon.

Watering

Water african kedrostis every 7–10 days in summer; once a month or less in winter. The actual day count varies with pot size, light, and season — the finger test (or lifting the pot to feel its weight) is more reliable than a fixed calendar. Empty any drainage saucer afterwards so the pot isn't sitting in water. Water moderately during the growing season, allowing the soil to dry slightly between waterings. Reduce drastically in autumn as leaves yellow and drop. Over winter, keep the medium almost completely dry to prevent rot of the dormant caudex.

Soil and pot

African Kedrostis grows best in cactus compost with added grit. Use a loam- or sand-based cactus compost mixed with extra perlite or coarse grit (at least 30–40% by volume). The RHS recommends cactus compost specifically. Excellent drainage is essential. 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

African Kedrostis sits happiest at around 30–50% humidity and 10–30°C (50–86°F). Thrives at typical indoor humidity levels. Avoid misting or high ambient humidity around the caudex base, which encourages crown rot during dormancy. If you keep the room above 10–30°C 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 african kedrostis sparingly. Apply a balanced liquid fertiliser at half strength once a month during the active growing season (spring to late summer). Do not feed during winter dormancy. 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 african kedrostis in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Root and caudex rotThe most common failure, caused by overwatering or poor drainage especially during winter dormancy. Ensure the medium dries fully between waterings in winter and use a very free-draining mix.
  • Mealy bugsMealy bugs can colonise stem joints and the caudex neck. Remove with cotton swabs dipped in isopropyl alcohol or treat with a systemic insecticide.
  • Failure to re-sprout in springIf the caudex was kept too cold and wet over winter it may be partially rotted. Check the base for firmness; if soft, excavate, remove affected tissue, allow to callous, and repot in dry mix before resuming watering.

Propagation

Propagate by fresh seed sown in a warm, moist seed mix at 20–25°C. Stem cuttings taken during active growth can be rooted in free-draining compost. 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

African Kedrostis is mildly toxic to pets. Kedrostis africana (Cucurbitaceae) is not individually listed by ASPCA. Many cucurbits contain cucurbitacins — bitter triterpenoid compounds — that can cause gastrointestinal irritation if ingested by pets or humans. Treat as mildly toxic and keep away from pets as a precaution. 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.

African Kedrostis care — frequently asked questions

What is the common name for Kedrostis africana?

Kedrostis africana is most commonly called African Kedrostis, but it is also known as African Kedrostis, Baboon's Cucumber. The names refer to the same species, so care instructions for African Kedrostis apply identically to anything sold as Baboon's Cucumber.

How much light does african kedrostis need?

African Kedrostis grows best in bright indirect light (just back from a sunny window). Grow in full light with protection from the most intense midday and afternoon sun, which can scorch foliage. A south- or west-facing position with sheer curtain screening is ideal indoors; outdoors in summer, a lightly dappled spot suits well.

How often should I water african kedrostis?

Water african kedrostis every 7–10 days in summer; once a month or less in winter. Water moderately during the growing season, allowing the soil to dry slightly between waterings. Reduce drastically in autumn as leaves yellow and drop. Over winter, keep the medium almost completely dry to prevent rot of the dormant caudex. 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 african kedrostis toxic to cats and dogs?

African Kedrostis is mildly toxic to pets. Kedrostis africana (Cucurbitaceae) is not individually listed by ASPCA. Many cucurbits contain cucurbitacins — bitter triterpenoid compounds — that can cause gastrointestinal irritation if ingested by pets or humans. Treat as mildly toxic and keep away from pets as a precaution.

What USDA hardiness zone does african kedrostis grow in?

African Kedrostis is rated for USDA zone 10–12 and RHS hardiness H1c. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

African Kedrostis deep-dive guides

Every aspect of african kedrostis care, each with its own calibrated guide:

Featured in these plant shortlists

African Kedrostis qualifies for 4 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

African Kedrostis is also commonly called African Kedrostis or Baboon's Cucumber.