Monstera Peru
Monstera karstenianum
Also called Monstera Karstenianum, Peru monstera and Marble planet
Houseplant · AroidsA MONSTERA THAT NEVER SPLITS, which surprises everyone who buys one waiting for holes. The leaves are stiff and puckered like beaten metal, it climbs slowly, and it is the easiest plant in this whole file.
Care at a glance
- Ease
- Easy
- Water
- Every 8 daysDrench and drain — water the whole surface until it runs from the holes.
- Light
- Bright indirect
- Feed
- Every 30 days
- Humidity
- Average
- Hardiness
- Indoors, or out for the summer RHS H1C, to 5°C
- Size
- 1.5 m tall · 0.6 m across
- Lifecycle
- Perennial
- Origin
- Venezuela
Is it safe for pets and people?
Affects dogs, cats, horses. Signs: an intensely burning mouth and tongue, drooling, vomiting and trouble swallowing, caused by calcium oxalate crystals. Not listed under its own name — this follows Monstera deliciosa, which is.
ASPCA lists Monstera DELICIOSA and has no genus row; the RHS A–Z's entry is also Monstera deliciosa specifically. Both are carried across to this species, which is in the same genus and has the same calcium oxalate.
Checked against ASPCA and RHS on 2026-09-22.
A guide, not veterinary or medical advice. If a pet or a person has eaten a plant and you are worried, call your vet or doctor now — don’t wait for signs to appear. Spotted a mistake? Tell us.
First signs of trouble
- Years of healthy growth and never a split. This monstera does not fenestrate, ever — the puckered surface is what it has instead.Waiting for holes · disorder
- Blackening at a node on a plant watered weekly. The leaves are thick and store water; let it dry right out between drinks.Soggy stems · disease