Australina pusilla subsp. muelleri Plant Care

Australina pusilla subsp. muelleri (Australina pusilla subsp. muelleri) belongs to the Urticaceae family within the Australina genus.

Australina pusilla subsp. muelleri displays a compact, clumping perennial growth habit, reaching up to 1.5 ft tall with a spread of approximately 1.5 ft. Australina pusilla subsp. muelleri produces small, inconspicuous flowers in clusters.

Leaf size: approximately 4 inches.

Australina pusilla subsp. muelleri requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Australina pusilla subsp. muelleri thrives in bright indirect light. Avoid placing Australina pusilla subsp. muelleri in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Australina pusilla subsp. muelleri grows best at temperatures of 65–75°F. Australina pusilla subsp. muelleri prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Well-draining soil mix rich in organic matter, such as a blend of peat moss, perlite, and pine bark. Good drainage is essential for Australina pusilla subsp. muelleri to prevent waterlogging, which leads to root rot and fungal issues.

Feed Australina pusilla subsp. muelleri every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.

Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.

The PlantoScan app can remind you when to water and when to fertilize each plant.

Repot every 1-2 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

Australina pusilla subsp. muelleri can be propagated through stem cuttings, division, air layering. Similar propagation techniques also apply to tiny australian umbrella tree plant care, which shares the same genus.

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Australina pusilla subsp. muelleri is susceptible to aphids, spider mites, scale insects. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

Australina pusilla subsp. muelleri grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. In cooler regions, grow Australina pusilla subsp. muelleri as a houseplant or bring it indoors before the first frost.