Haworthia Obtusa: Growing The Mini-Aloe Plant

Each succulent backyard wants a centerpiece. In our opinion, there’s no better option than Haworthia obtusa. This succulent options extraordinarily chunky leaves with wondrously clear suggestions. In truth, it appears like a bundle of water balloons!

Haworthia obtusa’s clear leaves are streaked with variegation. They’ve all shades of inexperienced veins (there’s even an aqua blue selection!). The rosettes of this succulent develop very equally to Aloe vera, which has earned it the nickname “Mini Aloe”. Although mini Aloe is in the identical subfamily as A. vera (Asphodeloideae), it’s extra intently associated to Haworthiopsis crops.

You’ll discover that mini Aloe, like most Haworthia species, may be very low-maintenance. It could look tremendous fancy, nevertheless it doesn’t ask for a lot. Even newbie gardeners can have nice success with this succulent. So, on this information, we’ll allow you to in on the whole lot you might want to find out about Haworthia obtusa care!

Fast Care Information

Haworthia obtusa. Supply: soutyu
Frequent Title Mini Aloe, pincushion aloe, blue Haworthia, Obtusa Haworthia
Scientific Title Haworthia obtusa, Haworthia cymbiformis var. obtusa
Household Asphodelaceae
Peak & Unfold 3-6 inches 
Gentle Brilliant, oblique daylight; partial shade
Soil Nicely-draining soil
Water Soak and dry
Pests & Illnesses Mealybugs, thrips, rot

All About Haworthia Obtusa

Mini Aloe has two acceptable scientific names: Haworthia obtusa and Haworthia cymbiformis var. obtusa. Together with the nickname Mini Aloe, this plant additionally goes by cushion aloe. It’s usually confused with Haworthia cooperi since they give the impression of being almost similar. You’ll be able to inform the 2 aside by wanting on the leaf margins. H. cooperi is normally lined with little tooth whereas H. obtusa is easy.

Obtusa Haworthia is endemic to the Japanese Cape Province in South Africa. Within the US, it may be grown exterior in zones 10-11. Should you don’t reside in a heat zone, then your indoor backyard simply acquired a brand new resident!

This Haworthia plant grows rosettes which might be organized similar to an aloe’s. It’s considerably fast-growing for succulent crops however can take 5 years to achieve maturity. Every rosette will develop to be 3-6 inches in diameter and top, with round 20 leaves. 

Haworthia obtusa has a winter rising season, so it could go dormant in the summertime. Throughout that point, the outer leaves might shrivel in an effort to preserve power. Earlier than dormancy, within the spring or summer season, your Haworthia obtusa may bloom. It produces small white, inexperienced, or pale pink flowers which might be perched on an 8-inch-tall peduncle.

The clear leaves on Haworthia obtusa are literally a part of a botanical phenomenon referred to as leaf home windows. Leaf home windows are current in numerous sorts of succulents, from lithops to peperomias. They’re specialised, translucent cell constructions that enable gentle to go instantly by way of the outer leaf and attain the chlorophyll deeper inside. 

Although they’re surprisingly widespread in succulents, the aim of leaf home windows isn’t fully understood but. The present assumption is that when gentle passes by way of the window it’s bounced across the clear cells like a pinball machine after which deposited into the chlorophyll under. This manner, the sunshine reaches a bigger floor space than it could if it was solely absorbed on the skin of the leaf.

Bigger leaf home windows, like these on Haworthia obtusa, are believed to permit for extra warmth absorption. You’ll discover that windowed succulents from chilly areas have bigger home windows than these from colder areas. So our mini Aloe is believed to soak up further warmth by way of its giant home windows, permitting it to outlive temperatures under freezing. This is sensible when in comparison with Lithops, which have smaller home windows and can’t survive in freezing temperatures.


Haworthia 'Black Obtusa'
Haworthia ‘Black Obtusa’. Supply: Image Zealot

Haworthia obtusa care may be very typical for a succulent plant. So long as you set it up in accordance with the next necessities, it’ll be very pleased in your backyard.

Solar and Temperature

Haworthia obtusa prefers vivid, oblique daylight. It’ll develop properly in a south-facing window that will get a minimum of 6 hours. Like most succulents, further solar publicity might tint the leaves pink or purple. Nonetheless, an excessive amount of direct daylight can stress out the plant and trigger the leaves to lose their vibrant coloration altogether. So, if planting open air, select a location with satisfactory daylight within the morning and a few gentle shade within the afternoon.

The Japanese Cape Province, which mini Aloe calls dwelling, is likely one of the coldest components of South Africa. So, whereas it undoubtedly prefers an ambient temperature, this plant can face up to delicate frost and temperatures all the way down to 23°F. That’s not a problem although! Your mini Aloe plant can be happiest when you defend it from sudden, excessive dips in temperature and frost.

Water and Humidity

Succulents, together with Haworthia crops, normally reside in desertlike circumstances. They’re used to rare however heavy bouts of rain. We mimic this within the backyard by ready till the soil dries fully after which watering totally. This alternation between fully dry soil and deep watering permits the succulent to correctly retailer water in its leaves. 

Be very cautious to not over water your Haworthia obtusa. If the plant has gone dormant in the course of the summer season, lower down on watering till it resumes regular progress. These succulents want low humidity, so keep away from getting the leaves moist whereas watering.


Need to know the important thing to protecting succulents wholesome? Use the suitable soil. Too usually we stick crops into no matter potting combine is mendacity round. If you wish to efficiently develop a mini Aloe plant, you need to take note of what it’s rising in.

Select a well-draining soil that’s plentiful in perlite, pumice, or coarse sand. Retailer-bought succulent and cactus potting combine normally does the trick. You may make your individual cactus soil, too. Nonetheless, when you discover that water swimming pools on the floor or it takes greater than 2 weeks to dry out, chances are you’ll want so as to add extra texture to the potting soil.

Haworthia obtusa isn’t significantly choosy about its soil pH and may deal with barely acidic or alkaline soil (6.6-7.5). While you plant this succulent, select a shallow pot that has good-sized drainage holes.


Aside from drainage, succulents typically don’t ask for a lot from their soil. You’ll be able to add soil amendments like compost or fertilizer, however solely in gentle portions. For instance, Haworthia obtusa will profit from a diluted fertilizer answer solely as soon as in the course of the rising season. Any extra is pointless and will even trigger injury to the plant.


The one instances you’ll must prune Haworthia species are once they’re sick or etiolated. Diseased and dying leaves needs to be eliminated instantly by plucking them off the plant. For etiolated succulents, use a clear and sharp pair of scissors to chop off the stem on the soil floor. Take away the decrease leaves and use the person stem cuttings to propagate Haworthia obtusa into “new” crops.


When it’s mature, a mom plant will develop tiny rosettes nestled beneath her personal. These offsets finally kind their very own root system and develop into separate crops. After we propagate Haworthia obtusa offsets, we merely velocity up the method. When your mom plant produces an offset with just a few wholesome leaves, you’ll be able to lower it off with a pointy knife and plant it in its personal container (with a drainage gap and good soil, after all!). This forces the offset to rapidly develop roots, successfully propagating Haworthia obtusa.

You’ll observe an identical course of for leaf cuttings. Select a wholesome mom plant that’s sporting vivid inexperienced leaves. Choose a medium-sized succulent leaf and thoroughly take away it, protecting the entire leaf intact. Dip the lower finish in rooting hormone powder and go away it out to dry.

When the lower has scabbed over, set it on prime of some cactus combine and mist it with water each day. Inside a few months, a child rosette – full with inexperienced veins and clear suggestions – will peek out from the reducing. When the newborn succulent plant has established some roots and an honest progress charge, you’ll be able to plant it in a extra everlasting dwelling. One guardian plant can provide you a lot leaf cuttings at a time, so you’ll be able to rapidly develop a whole backyard of this succulent plant!


Haworthia obtusa 'Shizoukaishi'
Haworthia obtusa ‘Shizoukaishi’. Supply: Image Zealot

You gained’t come throughout too many issues with Haworthia obtusa, particularly when you develop it indoors. However, a great gardener is all the time ready for the worst-case situation – so right here we go!

Rising Issues

Overwatering is a serial killer of succulents. An excessive amount of moisture within the soil or on the leaf floor can rapidly flip your succulent’s leaves mushy, rotten, and uninteresting. It additionally invitations micro organism progress and pest infestations. That’s why it’s so essential to attend till the soil dries out earlier than watering. Should you overwater by chance, wait longer than regular earlier than you water once more. In case your Haworthia obtusa isn’t recovering, strive transplanting it into recent soil and adjusting your watering schedule.


This Haworthia genus isn’t highly regarded with the pests. On the off-chance that you just do see some bugs hanging round, they’ll possible be mealybugs or thrips. Each pests are sap suckers that may stunt your plant’s progress. To deal with infestations, you need to use insecticidal cleaning soap or neem oil. If these don’t do the trick, strive pyrethrin or spinosad spray for thrips and a myoinsecticide for mealybugs. In fact, the very best factor to do is stop a pest infestation altogether by protecting all above-ground progress dry and guaranteeing that there’s good air circulation.


The Haworthia obtusa succulent plant is prone to root rot when overwatered. This begins as injury to the roots and ends in soil-dwelling micro organism infecting the entire plant. Relating to root rot, we’re normally coping with Phytophthora or Pythium micro organism. You’ll be able to deal with these ailments with fungicide, however the simplest remedy is to interchange the soil and lower off any contaminated components of the plant.

You must also be looking out for leaf and stem rot. These may end up from uncontrolled root rot or insect injury to the foliage. When contaminated, the leaves will wilt, be discolored, and tackle a slimy texture (simply think about the 3-month outdated zucchini behind your fridge). As soon as rotting, you’ll be able to solely take away these leaves earlier than they infect the remainder of the plant. Since leaf rot is commonly brought on by root rot, you’ll additionally must verify that the roots are nonetheless wholesome.

Regularly Requested Questions

Haworthia obtusa x venusta
Haworthia obtusa x venusta. Supply: salchuiwt

Q: How do you take care of Haworthia Obtusa?

A: Identical to most different low-maintenance succulents, truly. Mimic their pure habitat by giving them solar, soak and dry watering, and well-draining soil. When the succulent plant is mature, it’s simple to propagate Haworthia obtusa.

Q: Do Haworthias want full solar?

A: They want a number of daylight, however an excessive amount of direct solar can hurt these crops. Plant them someplace that will get full morning solar and oblique solar and even partial shade within the afternoon.

Q: How do you take care of indoor Haworthia?

A: When rising it as an indoor plant, you need to be certain your Haworthia has sufficient daylight. Place it in a south-facing window to make sure it will get a minimum of 6 hours of vivid gentle a day.

Q: Is Haworthia toxic to people?

A: No, Haworthia obtusa is normally not poisonous to people or animals.

Q: Is haworthia an aloe?

A: That is dependent upon the way you outline an aloe. Haworthia is within the Asphodelaceae (Aloe) household, however is a separate genus from Aloe vera and different well-known Aloes. They do look alike, however aloes are normally lots giant than the small or medium sizes of Haworthia.

Q: How usually do you have to water a haworthia?

A: In case you have the suitable kind of soil combine, you’ll solely must water your Haworthia each 1-2 weeks. Nonetheless, you might have to water extra usually in hotter temperatures and after propagating Haworthia obtusa.

Q: How do you get Haworthia to flower?

A: Solely mature crops flower, so your Haworthia obtusa must be a minimum of just a few years outdated. Like different succulents and crops, it has to go dormant earlier than flowering within the subsequent harvest cycle, which solely occurs when there are noticeable modifications within the temperature.

Q: Are Haworthia uncommon?

A: Some Haworthia plant species are. Whereas you will discover Zebra Haworthia in virtually any backyard retailer, species like Hawothiopsis fasciata and Hawothia obtusa are harder to search out.

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