Temperature
60–85°F
Keep away from winter window glass and heating vents.
ZZ plant
Zamioculcas zamiifolia
ZZ plant wants bright indirect light and water every 14 to 21 days, once soil dry all the way through. Toxic to cats, dogs, and humans.
Light
Bright indirect
LowMediumBright indirectDirect
The plant that lives in windowless office lobbies. In genuine low light expect roughly two new stems a year.
Water
Every 14–21 days
Baseline for a 6-inch pot indoors. Check first: water when soil dry all the way through, not on a schedule.
Humidity
20% and up
Fine in normal household air. Prefers 40%.
Difficulty
Easy
Scores 1 of 5: Stores water in underground rhizomes, so it runs on reserves rather than on what the room gives it.
Habit
Upright
Grows to 24–36 inches. No support needed.
Toxic to cats, dogs, and humans — poison severity medium
Contains insoluble calcium oxalates. Reported signs include oral irritation, burning of mouth and tongue, drooling.
If a pet has chewed a leaf, rinse the mouth with water and call your vet or the ASPCA Animal Poison Control Center at (888) 426-4435.
Severity graded Medium by the North Carolina Extension Gardener Plant Toolbox, which is their published rating and not ours.
No ASPCA entry found under any tested name. Needs a second authority before any toxicity page ships. Nearest listing: ASPCA.
DISPLAY — in-content responsive
Light
Bright indirect light. The plant that lives in windowless office lobbies. In genuine low light expect roughly two new stems a year.
Water
Every 14 to 21 days in a 6-inch pot, when soil dry all the way through.
Treat the interval as a starting point and the test as the actual instruction. Pot size, light level and season all move the number.
| Method | soak and dry |
|---|---|
| Test before watering | soil dry all the way through |
Soil and potting
Cactus mix, or two parts potting soil to one part perlite.
Repot roughly every 2.5 years, or when roots come through the drainage holes and water runs straight through without absorbing.
Common problems
Ranked by how often each turns out to be the cause for this species.
Propagation
Division in soil or water. Roots in 60 to 120 days.
| Preferred method | division |
|---|---|
| Medium | soil, water |
| Time to root | 60–120 days |
| Node required | No |
| Best season | Spring and summer |
Sources
- ASPCA Animal Poison Control, Toxic and Non-Toxic Plant List — Zamioculcas zamiifolia
- Missouri Botanical Garden, Plant Finder — Zamioculcas zamiifolia
- Royal Botanic Gardens Kew, Plants of the World Online
- Wikidata entity Q15312475
Compiled and edited by Tony Valcarcel · 2026-09-02
Tony Valcarcel is the editor and publisher of this database, not a horticulturist
or a veterinarian. Every fact above is drawn from the sources listed, and
toxicity severity is reported only where one of them stated it.
How this is sourced.
Last updated 2026-09-02