Adromischus filicaulis ssp. marlothii

If you’re a succulent enthusiast or someone looking for a low-maintenance plant to brighten up your space, then Adromischus filicaulis ssp. marlothii might just be the perfect addition to your collection. Easy to care for and visually striking, this succulent offers many rewards for both beginners and experts alike. In this comprehensive guide, we’ll explore everything you need to know to provide the best care for your Adromischus filicaulis ssp. marlothii, from basic plant information to expert tips on propagation and care.

Adromischus filicaulis ssp marlothii succulent care guide adromischus filicaulis
Source: myplantiejournal

Understanding Adromischus filicaulis ssp. marlothii

Etymology of the name

The name Adromischus filicaulis ssp. marlothii is derived from Greek, with “adros” meaning thick or stout, 

“mischos” meaning stem, and “filicaulis” referring to the fern-like appearance of the leaves. The subspecies name “marlothii” honors Rudolf Marloth, a South African botanist.


Source: Etsy

Other common names

This succulent goes by several common names, including Marloth’s Adromischus and Adromischus oviforme.


Source: Etsy

Appearance and growth rate

Adromischus filicaulis ssp. marlothii is characterized by its intriguing, cylindrical leaves with soft points. To be quite honest, it looks like ‘String of Watermelons’ but without the striations. The plant typically grows up to 4-6 inches tall and has a slow growth rate.


Source: Etsy

Natural habitat and unique adaptations

This succulent is native to South Africa, specifically the Western Cape Province. It has adapted to dry, rocky habitats, making it well-suited for xeriscaping and container gardening.


Source: Etsy

Proper Care for Adromischus filicaulis ssp. marlothii

Watering frequency

Like most succulents, Adromischus filicaulis ssp. marlothii requires infrequent watering. Allow the soil to dry out completely between waterings to prevent root rot. During the growing season, water the plant every 2-3 weeks. In winter, reduce the frequency to once a month.


Source: Etsy


Fertilize your Adromischus filicaulis ssp. marlothii with a well-balanced, water-soluble fertilizer diluted to half strength every 4-6 weeks during the growing season. Avoid fertilizing during winter months when the plant is dormant.


Source: Etsy

Light requirements

This succulent thrives in bright, indirect light. Provide at least 6-8 hours of sunlight daily, but protect it from intense, direct sunlight to prevent leaf scorching.


Source: Etsy

Temperature and cold hardiness

Adromischus filicaulis ssp. marlothii is not cold hardy and prefers temperatures between 50-80 °F (10-27 °C). It can tolerate brief exposure to temperatures as low as 30 °F (-1 °C), but it’s best to bring the plant indoors if temperatures drop below freezing.


Source: Etsy

Growing indoors

This succulent can be grown indoors if provided with sufficient light. Place it near a south or west-facing window for optimal sunlight exposure.


Source: Etsy

Propagation Techniques

To propagate Adromischus filicaulis ssp. marlothii, simply remove a healthy leaf from the mother plant and allow it to callus for a few days. Once the cut end has dried, place it on well-draining soil and mist lightly to encourage root development. Be patient, as it may take several weeks for new growth to appear.


Consider amending your soil with Bonsai Jack’s gritty mix to ensure your succulent soil drains quickly to prevent it from staying moist for too long. Source: Etsy

Blooming and Dormancy

Flower color and blooming time

Adromischus filicaulis ssp. marlothii produces small, tubular, greenish-white flowers on long, slender stalks. Blooming typically occurs in late spring or early summer.

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How to trigger blooming

To encourage your plant to bloom, provide it with ample sunlight and maintain a consistent watering schedule during the growing season. Avoid overwatering, as this can inhibit flowering.


Succulent fertilizer available to purchase on Etsy.

Watering during flowering

Continue to water your Adromischus filicaulis ssp. marlothii as you normally would during the flowering period, allowing the soil to dry out completely between waterings.

Growth seasons

The main growth season for Adromischus filicaulis ssp. marlothii is spring and summer. The plant will enter a period of dormancy during the cooler months of fall and winter.

Identifying dormancy

Dormancy in Adromischus filicaulis ssp. marlothii is marked by a reduction in growth and a decreased need for water. It’s important to reduce watering during this time to avoid overwatering and root rot.

Pruning and Maintenance

Prune your Adromischus filicaulis ssp. marlothii as needed to remove dead or damaged leaves and maintain its shape. Use clean, sharp scissors or pruning shears to make clean cuts, and be sure to sanitize your tools before and after use to prevent the spread of disease.

Common Problems and Pests

Adromischus filicaulis ssp. marlothii is generally pest-resistant, but it may occasionally attract mealybugs, scale insects, and spider mites. To treat infestations, remove affected leaves and treat the plant with insecticidal soap or a diluted rubbing alcohol solution.

Common problems with Adromischus filicaulis ssp. marlothii include overwatering, which can lead to root rot, and insufficient light, which may cause the plant to become leggy and pale. To prevent these issues, always allow the soil to dry out between waterings and provide adequate sunlight.

Toxicity Concerns

Adromischus filicaulis ssp. marlothii is not known to be toxic to cats, dogs, or people. However, it’s always a good idea to keep plants out of reach of pets and children to avoid accidental ingestion.

Adromischus filicaulis ssp. marlothii is a captivating succulent that is both easy to care for and visually appealing. With a little attention to proper watering, light, and temperature needs, your plant will thrive and reward you with its unique appearance and charming flowers. By following the tips provided in this comprehensive care guide, you’ll be well on your way to becoming an Adromischus filicaulis ssp. marlothii expert and enjoy the beauty this succulent has to offer for years to come.