Houseplant · Asphodelaceae
Zebra Haworthia
Haworthiopsis attenuata
Give it bright indirect light and a long dry spell between waterings, and this striped little succulent asks for almost nothing.
Bright indirect
Every 14–21 days
50–77°F · 10–25°C
USDA 9–11
Overview
The zebra haworthia is a small, slow succulent that earns its name from the white stripes banding its dark green leaves. It forms a tight rosette of stiff, pointed leaves and stays compact for life, rarely climbing past 4 to 6 inches (10 to 15 cm) across. That neat size makes it a natural fit for a windowsill, a desk, or a shared dish with other succulents.
It belongs to the Asphodelaceae and hails from South Africa, where it grows in the dappled shade of taller plants rather than out in open desert. That heritage shapes how you treat it: bright indirect light suits it far better than blazing sun. Mature plants throw up a thin stalk of small tubular white flowers in spring or summer, but most people grow it for the foliage.
Few houseplants forgive neglect this well. The thick leaves store their own water, so the plant shrugs off a missed watering and actually prefers to dry out hard between drinks. The one thing it won't tolerate is wet feet, which is the fastest way to lose it.
Care
The short version: bright indirect light, a gritty fast-draining mix, and a thorough soak only once the soil has dried out completely. Ease off the water in winter and the plant takes care of the rest.
Light
Give it bright indirect light, the kind near a window that never gets the full force of midday sun. It puts up with partial sun and medium indirect light too, but harsh direct rays will scorch the leaves and wash out their color.
Water
Soak the soil thoroughly, then leave it alone until the mix has dried completely, which usually lands somewhere around every 14 to 21 days. The thick leaves carry their own reserve, so erring dry is always safer than erring wet. Cut back hard in winter, when soggy soil turns to rot fast.
Soil
Plant it in a gritty cactus or succulent mix that drains freely and never stays soggy. A pH anywhere from 6.0 to 7.5 is fine, so the texture of the mix matters far more than its chemistry.
Temperature
Normal room warmth suits it, ideally between 50°F and 77°F (10°C to 25°C). Keep it away from frost and cold drafts, since it has no tolerance for freezing.
Humidity
This is a low-humidity plant, right at home in dry indoor air. There's no need to mist it or fuss over a number, and damp, stagnant conditions do more harm than good.
Feeding
It barely needs feeding. Through spring and summer you can offer a dilute, half-strength cactus or succulent fertilizer, low in nitrogen, on a seasonal basis. Skip it entirely in autumn and winter while the plant rests.
Pruning
Pruning is minimal. Pull or snip away the withered outer leaves and any spent flower stalk at the base, and that's all it asks. There's no shaping or cutting back to do.
Repotting
Repot only every 2 to 3 years, or sooner if offsets have packed the pot. You'll know it's time when pups crowd the rim, roots poke through the drainage holes, or the mix dries out almost as soon as you water it.
Size & spacing
This is a small plant by nature, topping out around 4 to 6 inches (10 to 15 cm) tall and about the same across. A single rosette sits happily in a small pot, and a cluster of pups can share one shallow dish.
Troubleshooting
Nearly every problem with this plant traces back to water or light. Catch the early signs on the leaves and rosette, and most are easy to reverse. Match what you see below, then act before it spreads.
Soft, mushy leaves rotting at the base
This is root and crown rot, almost always from too much water sitting in soil that drains too slowly. Stop watering, lift the plant, and cut away every soft, brown root with a clean blade. Let the cuts callus, replant in dry gritty mix, and water lightly only once it has settled back in.
Fix:
- Stop watering immediately
- Remove the plant and cut away all soft, rotted tissue with a clean blade
- Allow cut surfaces to callus, then replant in fresh dry gritty mix
- Resume watering sparingly only once re-established
Stretched, pale growth with gaps between the leaves
This stretching is etiolation, the plant reaching for light it isn't getting. The tight rosette loosens and the whole plant leans toward the window. Move it somewhere with steady bright indirect light, and turn the pot now and then so it fills out evenly.
Fix:
- Move to a brighter location with bright indirect light
- Rotate the pot periodically for even growth
Leaves flushing red, orange, or bleached white
This is sunburn, and the color shows up on the side that catches the strongest light, usually after a move to a brighter spot. Shift the plant back to bright indirect light and shade it from harsh midday sun. When you do want it brighter, step up the exposure over a week or two so it can adjust.
Fix:
- Move to bright indirect light
- Shade from intense midday sun
- Acclimate gradually to brighter spots over one to two weeks
Toxicity
Good news for pet owners: the zebra haworthia is non-toxic and safe around cats, dogs, and the rest of the household. It isn't on the ASPCA's toxic list, and nothing in the leaves will poison an animal that takes a curious bite. The worst a determined chewer might get is a mild, passing stomach upset from the bulk of the firm leaves.
Safe for
People · Cats · Dogs · Horses · Rabbits · Livestock · Birds
Cats None
Safe around cats, with no toxic reaction expected. A cat that gnaws a few leaves might get a brief upset stomach, the same as with any plant it shouldn't be eating.
Dogs None
No poisoning risk for dogs. A curious pup that chews on the firm rosette may drool or vomit a little from the bulk, but nothing in the plant is harmful.
Horses Safe
There's nothing toxic here for horses. As a small windowsill succulent it rarely crosses their path anyway.
Rabbits Safe
Safe for rabbits. The thick, tough leaves hold no toxins, though they're hardly a tempting snack for one.
Livestock Safe
Not poisonous to grazing animals such as cattle, goats, or sheep. It carries no compounds that would trouble them.
Birds Safe
Pet birds are fine near this succulent, since it holds nothing toxic. The dense leaves are too firm for most to bother with.
People Safe
Harmless to people, including children. It isn't grown to be eaten, but a curious nibble won't cause any harm beyond a possible mild stomachache.
Varieties
Only a few forms turn up in cultivation, and they're easy to mix up, especially with the look-alike that shares the common name. These are the ones you're likely to meet.
Haworthiopsis attenuata var. attenuata
This is the typical form, carrying raised white tubercles that band across both the upper and lower leaf surfaces.
Haworthiopsis attenuata 'Concolor'
Its white tubercles scatter evenly over the leaf rather than lining up into the distinct stripes most people picture.
Haworthiopsis fasciata (true zebra haworthia)
The real fasciata has smooth inner leaf surfaces with tubercles only on the outside, but nearly every plant sold under that name is actually H. attenuata.
How to propagate
Once a plant is settled, making more of it is simple, and it costs nothing. You can lift the pups it raises at its base or split a crowded clump when you repot.
Offsets & pupsEasy
Spring to summer during active growth · 4 to 8 weeks to root once potted
The easiest way to multiply this plant is to lift the offsets, the little pups that crowd the base of the parent. Do it in spring or summer while it's actively growing, let any cut surface callus over, then pot each pup in dry gritty mix. Give it light water once it takes hold, and roots follow in about 4 to 8 weeks.
DivisionEasy
At repotting in spring or summer · 4 to 8 weeks
A mature clump can also be split when you repot it in spring or summer. Tease it into rooted sections, keep each one dry until it establishes, and it settles in over roughly 4 to 8 weeks.
Myths
The zebra haworthia is the same as the zebra plant, Aphelandra.
These are two unrelated plants that share a nickname. This one is a small Asphodelaceae succulent with striped, fleshy rosettes, while Aphelandra squarrosa is a leafy Acanthaceae plant known for its large veined leaves and yellow bracts.
Zebra haworthia is a cactus that thrives in full desert sun.
It's a succulent in the Asphodelaceae, not a cactus at all, and in the wild it often tucks into partial shade. Indoors it does best in bright indirect light, and harsh direct sun will scorch the leaves.