Zamioculcas zamiifolia, commonly called ZZ plant or Zanzibar gem, is a slow-growing aroid houseplant with glossy, pinnate leaves rising from thick water-storing rhizomes. It is famous for tolerating low light and missed waterings, but the healthiest indoor plants still get useful indirect light, warm conditions, and a potting mix that drains well and dries between waterings.
ZZ Plant Overview
| Common name | ZZ plant, Zanzibar gem, zuzu plant, emerald palm, eternity plant, aroid palm |
|---|---|
| Botanical name | Zamioculcas zamiifolia |
| Family | Araceae |
| Plant type | Slow-growing herbaceous perennial and succulent houseplant with semi-evergreen foliage |
| Mature size | Usually about 2-4 ft. tall and wide indoors according to NC Extension |
| Sun exposure | Partial shade to deep shade outdoors; low to bright indirect light indoors; avoid harsh direct sun |
| Soil type | Well-drained potting mix; peat- or bark-based indoor mixes work when they drain freely |
| Soil pH | Not usually a key indoor decision; drainage and drying time matter more for container care |
| Bloom time | Rare indoors; UConn notes small brownish to yellow flowers may appear in late summer |
| Flower color | Cream, green, tan, or white spathe-and-spadix flowers; usually hidden low in the plant |
| Hardiness zones | USDA Zones 9-10 according to Missouri Botanical Garden and NC Extension |
| Native area | Africa; NC Extension lists Kenya, KwaZulu-Natal, Malawi, Mozambique, Tanzania, and Zimbabwe |
| Toxicity | Toxic to cats, dogs, and humans if eaten; NC Extension and UConn identify calcium oxalate as the toxic principle |
This profile is written for ZZ plants in indoor containers. Outdoor care depends on climate, but indoor success is consistent: do not confuse "tolerates neglect" with "likes wet soil in a dark corner."
Set up for slow growth and long drying time
ZZ plants survive in a wider range of indoor conditions than many leafy houseplants. North Carolina Extension describes ZZ plant as one of the easiest low-maintenance houseplants and says its fleshy rhizomes store water and make it drought tolerant. University of Florida IFAS says ZZ is easily maintained under low-light interiors and should be allowed to dry between waterings. UConn says the plant grows much slower in lower home light than in greenhouse conditions with bright indirect light, fertilizer, and water.
The practical takeaway is simple: use low light as a tolerance, not a goal. A ZZ plant can sit in an office or apartment corner and remain presentable for a long time, but brighter indirect light usually gives better growth and stronger new stems. A plant in low light also dries more slowly, so the watering interval should stretch longer. If you are choosing between several tolerant plants, compare the low-light apartment plant shortlist before buying.
What a healthy ZZ plant looks like
A healthy plant has firm upright or arching stems, glossy leaflets, no sour smell from the mix, and rhizomes that are firm rather than soft. Slow growth is normal. New stems often appear in spurts rather than as constant weekly change.
Give it indirect light and protect it from hot direct sun
ZZ plants tolerate low light, but they still use light to grow. Missouri Botanical Garden says plants perform well in morning sun with afternoon shade or bright indirect light. UConn says ZZ plants are happy in indirect light, tolerate low natural light, and can suit a windowless office if they receive several hours of fluorescent light. North Carolina Extension lists deep shade and partial shade as suitable light conditions.
A good indoor spot is a bright room away from harsh afternoon sun, an east-facing window with gentle morning light, or a position near but not pressed against a brighter window. Avoid hot direct sun through glass. NC Extension says scalding and browning can occur in direct sunlight, and UConn describes scalding, curling, yellowing, and browning as signs of too much direct light.
If your ZZ plant is not growing, light is the first condition to review. Low light may keep the plant alive but slow growth so much that the plant seems frozen. Move it gradually to brighter indirect light before assuming it needs fertilizer or a larger pot. Our light in real homes reference can help you judge a room by window direction, distance from glass, season, and nearby shade.
Let the potting mix dry before watering again
ZZ plant watering should be based on dryness, not a fixed weekly rule. UF/IFAS says not to let ZZ sit in water and to allow soil to become dry between waterings. Missouri Botanical Garden says to water regularly but allow soils to dry between applications and avoid wet soils. UConn says the plant should be watered sparingly and that, when unsure, it is better to err on the dry side.
ZZ plants grow from thick rhizomes and fleshy roots that store water. That storage helps the plant tolerate missed waterings, but it also means wet, airless mix can become more dangerous than a short dry spell. UConn is especially direct that overwatering is the main factor that can lead to the demise of this tough houseplant, with yellow leaves and rotting rhizomes as warning signs.
Use pot dryness, weight, and drainage as your guide. A fixed weekly schedule can keep a slow-growing ZZ plant wet for too long.
- Wait for dry mix.
- Check the pot.
- Water and drain.
- Empty the saucer.
How to water without keeping roots wet
When the mix is dry enough, water thoroughly until excess drains from the bottom, then empty the saucer or cachepot. If the pot has no drainage hole, repot into one that does. A decorative outer pot is fine only when drained water cannot collect around the nursery pot.
Use the wider water and drainage checks if you are unsure whether a pot is drying normally. The right timing changes with light, temperature, pot size, pot material, root mass, and the mix itself.
Use a draining potting mix and a pot with a working hole
ZZ plants do not need specialty care, but they do need air around the roots. UF/IFAS says any well-drained peat- or bark-based potting soil can be used. NC Extension says outdoor landscape plants need highly organic or sandy soil with good drainage and indoor plants should be potted in well-drained potting soil. Missouri Botanical Garden also names medium moisture and well-drained soil.
If your current mix stays wet for many days after watering, improve the setup before blaming the plant. A dense old mix, a much-too-large plastic pot, or a pot without drainage can keep rhizomes wet enough to rot. A good mix holds some moisture but lets extra water move through and air return to the root zone.
Real-room check: a ZZ plant in a windowless office can look unchanged for months while the lower mix stays damp. Before watering a slow-growing plant, check the pot weight and drainage path, not just the leaf shine.
Pot size matters
Choose a container close to the current root mass. Oversizing a ZZ plant can leave a wide collar of damp potting mix around roots that are not using that water. A stable pot is useful because mature stems can arch outward, but stability should not come from putting a small root system into a huge wet pot.
Fertilize lightly, if at all
ZZ plants are not heavy feeders indoors. UConn recommends fertilizing once or twice during the growing season with a balanced houseplant fertilizer diluted to half strength, or fertilizing once every six months at full strength.
Feed only a healthy, actively growing plant. Do not fertilize to fix wet roots, low light, cold stress, or a plant that has just been repotted. If the plant is in low light and barely growing, it will not use fertilizer quickly. Salt buildup can create new leaf issues while the original problem remains unsolved.
Repot when the pot stops working
ZZ plants grow slowly, so annual repotting is usually unnecessary. Repot when roots or rhizomes are crowding the container, the pot is cracking or distorted, water runs around a packed root ball without wetting the mix, or the plant has become unstable. UConn notes that strong stems and rhizomes can push against pots when plants are left too long.
Move up only one modest pot size and use fresh, well-drained mix. After repotting, keep the plant in indirect light and avoid heavy watering while it settles. The goal is to give the root system more usable room, not to surround it with a large wet reservoir. The houseplant pot size guide explains how to judge that step without oversizing slow growers.
Should you divide while repotting?
Division is easiest when the plant already has several crowns or rhizome clusters with roots attached. If the plant is small, recently stressed, or soft at the base, focus on stabilizing care first. A healthy division can become a new plant quickly, while a damaged division can rot if kept too wet.
Propagate by division or leaf cuttings
North Carolina Extension and Missouri Botanical Garden both list division and leaf cuttings as propagation methods. UConn gives a useful reality check: under greenhouse conditions, small rhizomes may begin forming at the bottom of leaf cuttings in about a month, but under indoor household conditions it may take up to nine months for a rhizome to start forming. That is why division is the practical option when you want a new plant sooner.
A rooted rhizome division gives you a faster start. A leaf cutting can work, but indoor plants may take many months to form a new rhizome.
- Lift a healthy plant.
- Divide a rooted rhizome.
- Plant a leaf cutting.
- Wait for new growth.
- For division, remove a healthy mature plant from its pot and separate a rooted rhizome cluster with clean hands or a clean blade.
- Pot the division into a small draining container with fresh mix.
- Keep it warm, in indirect light, and only lightly moist while roots reestablish.
- For leaf cuttings, let the cut end callus briefly, place the base into a moist soilless medium, and expect a slow project rather than a fast new plant.
Some named cultivars are patented or commercially protected. If you are propagating a labeled cultivar such as Raven or Chameleon, check the label and current patent or nursery restrictions before making more plants. This is a practical caution, not legal advice.
Common ZZ plant problems
Yellow leaves
Yellow leaves are often a watering and root-zone warning. UConn lists yellow leaves and rotting rhizomes as signs of overwatering. If the mix is wet and heavy, stop watering and inspect whether the pot drains, whether the mix has collapsed, and whether rhizomes or roots are soft. One old yellowing leaflet is less urgent than several yellowing stems with wet soil.
Soft rhizomes or sour potting mix
Soft, mushy rhizomes, a sour smell, and wet mix point toward rot risk. Remove the plant from the pot only when you need to inspect roots and rhizomes. Firm rhizomes can recover from better drying and drainage; mushy tissue should be removed with clean tools before repotting into fresh, better-drained mix.
Scalded or brown leaves
Direct sun through glass can scorch ZZ leaves. NC Extension warns that direct sunlight can cause scalding and browning, and UConn says too much direct light can whiten, curl, yellow, and brown leaves. Move the plant to indirect light and leave damaged foliage in place until you decide whether it is still contributing to the plant.
Leaning or spreading stems
Older stems can arch naturally, but sudden weak stretching often means the plant is reaching in low light. Rotate the pot occasionally and improve indirect light. Cut only leaves that are yellow, damaged, or in the way; a healthy arching stem is not a problem by itself.
Pests
ZZ plants have relatively few pest issues, but any indoor plant can attract scale, mealybugs, mites, or other houseplant pests. Check leaf undersides, the base of stems, and the junctions between leaflets and petioles. Isolate a pesty plant and identify the pest before treating.
Keep ZZ plants away from pets and children
ZZ plants are aroids, and UConn warns that many members of the family contain calcium oxalate crystals that can be painful and damaging to soft tissues in the mouth and throat. NC Extension lists medium poison severity for humans and identifies calcium oxalate as the toxic principle, with vomiting and diarrhea possible if leaves are consumed in quantity. NC Extension also lists ZZ plant as a problem for cats and dogs.
Place ZZ plants where children and pets cannot chew them. Wear gloves if your skin is sensitive or when dividing the plant. Contact a veterinarian, poison control, or a medical professional promptly if ingestion is suspected. This article is plant care guidance, not medical or veterinary advice.
A simple ZZ plant routine
A ZZ plant does not need daily attention. Put it in low to bright indirect light, keep it warm, let the mix dry between waterings, water thoroughly only when the pot is ready, and keep drained water away from the root zone. Dust broad glossy leaves with a damp cloth so they can use the light they receive. For a taller glossy foliage plant with a more tree-like habit, compare it with the rubber plant care profile; for another drought-tolerant plant with thick water-storing tissue, use the jade plant care profile; for a low-light tolerant plant that prefers a more lightly moist mix, read the Chinese evergreen care profile.
Myth vs reality: a ZZ plant tolerates low light, but it still uses water more safely when it gets usable indirect light. In a dark corner, water less and expect slower growth.
- Use bright indirect light for better growth, but avoid hot direct sun.
- Let the potting mix dry between waterings; wait longer in low light and winter.
- Use a draining potting mix and a pot with a working drainage hole.
- Feed lightly during active growth only if the plant is healthy.
- Repot only when roots, rhizomes, stability, or drainage make it useful.
- Keep the plant away from pets and children because it is toxic if chewed or eaten.
The quietest routine is usually the best one: give the plant enough light to work with, then make fewer but better decisions. Constant small sips, repeated moves, and fertilizer for a plant with wet roots create more confusion than care.
Types of ZZ Plant
Most ZZ plants share the same basic care, but the foliage color and growth habit can vary by cultivar. The photo cards below use exact real licensed images where available. Cultivars without a verified licensed photo are described without a placeholder image.
Classic green ZZ plant
The standard Zamioculcas zamiifolia form has glossy green leaflets and upright to arching stems. It is the most common beginner choice and the baseline for the care routine in this guide.
Photo: Mokkie, CC BY-SA 3.0; cropped.
Raven or Dowon
Raven ZZ is the dark-foliage cultivar sold as Zamioculcas zamiifolia 'Dowon'. Its new foliage emerges green and matures toward black or near-black according to the plant patent and Costa Farms cultivar description.
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0; cropped.
Zenzi or Hansoti13
Zenzi is a compact ZZ cultivar. The patent description for Zamioculcas zamiifolia 'Hansoti13' describes compact growth, an urn-shaped plant form, and glossy dark green leaves.
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0; cropped.
Chameleon
NC Extension lists 'Chameleon' and describes leaves that emerge golden-yellow before transitioning to dark green. Costa Farms also identifies it as a patented cultivar, so check label restrictions before propagating.
Lucky
NC Extension lists 'Lucky' among ZZ plant cultivars. Nursery labels can vary, so use the exact tag for appearance and size expectations rather than relying on the common name alone.
Zamicro and dark dwarf forms
Dwarf ZZ plants are sold for shelves, desks, and tight rooms. Use brighter indirect light when you want compact forms to stay dense rather than stretching in a dim corner.
If you buy a named cultivar, keep the same basic care pattern: indirect light, a draining pot, dry-down between waterings, and restrained fertilizer. The label mainly changes foliage color, mature size, and propagation restrictions, not the need to avoid wet roots.
Frequently asked questions
Is ZZ plant good for beginners?
Yes. It is one of the more forgiving houseplants for beginners because it tolerates low light and dry spells. The main beginner mistake is watering too often in a pot that does not dry.
How often should I water a ZZ plant?
Water only after the potting mix has dried. That may be every few weeks in many homes, but timing changes with light, season, temperature, pot size, and mix. Check the pot before watering.
Can a ZZ plant live in low light?
It can tolerate low light, and UConn says it can suit windowless offices with several hours of fluorescent light. It usually grows better with bright indirect light.
Why is my ZZ plant turning yellow?
Several causes are possible, but yellow leaves with wet mix are a strong signal to check overwatering and root or rhizome health first. Let the mix dry and inspect drainage before adding more water.
Does a ZZ plant flower indoors?
It can, but flowers are rare and not showy indoors. The bloom is a spathe and spadix held low near the base, so many owners grow ZZ plants for foliage rather than flowers.
Is ZZ plant safe for cats and dogs?
No. NC Extension lists ZZ plant as a problem for cats and dogs, and UConn notes calcium oxalate crystals in aroids. Keep it out of reach and contact a veterinarian if chewing or ingestion is suspected.
Sources
The sources below support the horticultural facts, overview table, care guidance, problem notes, toxicity information, type descriptions, and image-license details in this guide.
- North Carolina Extension Plant Toolbox: Zamioculcas zamiifolia
- Missouri Botanical Garden Plant Finder: Zamioculcas zamiifolia
- University of Florida IFAS: Florida Foliage House Plant Care - ZZ Plant
- University of Connecticut Home & Garden Education Center: ZZ Plant
- Costa Farms: ZZ Plant varieties
- Google Patents: Zamioculcas plant named 'Dowon'
- Google Patents: Zamioculcas plant named 'HANSOTI13'
- Wikimedia Commons: ZZ Plant image by Mokkie
- Wikimedia Commons: Raven ZZ image by Krzysztof Ziarnek, Kenraiz
- Wikimedia Commons: Zenzi ZZ image by Krzysztof Ziarnek, Kenraiz
- Creative Commons Attribution-ShareAlike 3.0 license
- Creative Commons Attribution-ShareAlike 4.0 license
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