How to repot a ZZ plant
Zamioculcas zamiifolia
Quick answer
Repot a ZZ plant when roots or rhizomes fill the available volume, roots emerge from drainage holes or growth is restricted. Choose a modestly larger pot.

Toxic to pets
How to repot a ZZ plant
- 01
When to repot
Inspect the pot when roots or rhizomes fill its available volume, roots emerge from drainage holes or growth is restricted. Increase pot size as the rhizomes grow.
Use active growth, typically spring or early summer, as the general repotting window. This is not a ZZ-specific month or an automatic task for a stable plant.
- 02
Choosing the next pot
Move a root-filled ZZ into a container only modestly larger than the existing root mass, about one to two inches wider.
- 03
How to repot
Lift the plant and inspect the rhizome and roots, use fresh well-drained medium, and keep the plant at its previous depth. Do not bury the rhizome deeper as part of potting up.
- 04
After repotting
Preserve the ZZ’s free-draining conditions and avoid standing water while the new container settles. Its water-storing rhizomes make a wet mix a greater concern than a fixed post-repot timetable.
All ZZ plant guides
Keep reading
Sources3 references
- Royal Botanic Gardens, Kew: Plants of the World OnlineTaxonomy · accepted name · classification
- University of Florida IFAS ExtensionLight · potting soil · watering · fertilizer · temperature · root rot
- North Carolina State University Extension Gardener Plant ToolboxLight · seasonal water · fertilizer · direct-sun browning · root rot
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