Bartram's Commersonia

commersonia bartramia

Also known as: ["Bartram's Commersonia","Native Mulberry"]

Family: Malvaceae Genus: Commersonia Category: Trees

Overview

A small tree or shrub native to Australia, known for its glossy leaves and small, yellow flowers.

Benefits & Perks

["wildlife attractant (bees, butterflies, birds)","shade tolerant"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Malvales
Family: Malvaceae
Genus: Commersonia
Botanical Name: Commersonia bartramia

Plant Characteristics

Basic Information
  • Category: Trees
  • Suitable Location: sheltered garden bed or container in a partially shaded area
  • Suitable For:
    Collectors & Enthusiasts Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"15–35°C"}
  • Hardiness: {"zones":"9–11"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Moderate to fast-draining.
  • Soil Type: Well-draining loamy soil with organic matter.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Light pruning annually or after flowering; major pruning every 2–3 years.
  • Pruning Intensity: Moderate; remove up to one-third of growth if needed.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerates partial shade, especially in hot climates.

Sunlight Tolerance Tips:
Acclimate gradually to intense light, protect from harsh afternoon sun, adjust placement based on seasonal light changes.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor soil conditions.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

partial shade to full sun

Rotate plant weekly for even light exposure; use sheer curtains to filter direct sun.

Watering

every 7–10 days during active growth, reduce in winter

Water thoroughly until it drains from the bottom, allow soil to dry partially between waterings, avoid waterlogging.

Soil

well-drained, loamy soil with some organic matter

pH: Slightly acidic to neutral (pH 6.0–7.0).

Use a mix of potting soil and perlite; avoid heavy clay soils.

Temperature

Prefers 18–28°C; tolerates mild frosts but thrives in warm, humid conditions.

Avoid sudden temperature shifts; maintain consistent warmth during active growth.

Fertilizing

every 6–8 weeks during spring and summer with balanced liquid fertilizer

Fertilize after watering to prevent root burn; flush soil occasionally to prevent salt buildup.

Propagation

Methods

Stem cuttings with a node, or seed propagation.

Step-by-Step Propagation Guide
  1. Take cutting, apply hormone, plant in medium, maintain humidity, wait for roots.

Best Time: Spring or early summer when growth is active.

Environment

High humidity (70–90%), warm temperatures (20–25°C), indirect light.

Medium

Well-draining mix of peat and perlite or cactus mix.

Hormone

Rooting hormone recommended for faster rooting.

Timeline

Roots in 4–8 weeks; establish in new pot within 3–6 months.

Tools Needed

Pruners, rooting hormone, small pots, humidity dome.

Quick Tips

Use healthy, non-flowering stems; maintain consistent moisture for cuttings.

Pruning & Repotting

Pruning Guide
Method

Selective thinning, heading back to encourage branching.

Pruning Plan

Shape plant, encourage bushier growth, remove dead or diseased parts.

Tools

Sharp pruners, clean shears, gloves.

Checklist

Disinfect tools, prune deadwood first, shape evenly, clean up debris.

Repotting Guide
Best Season

Spring before new growth begins.

Pot Size

Increase pot size by 2–5 cm in diameter.

Method

Remove plant gently, trim roots if crowded, use fresh soil, ensure good drainage.

Suggestions

Repot every 2–3 years or when roots fill the pot; beneficial for growth and health.

Checklist

Check root bound status, prepare new pot, use fresh soil, water after repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture, water deeply, ensure drainage, avoid leaf wetting.

How to Apply Water Properly

Water directly at the root zone, apply slowly to ensure even saturation, continue until water drains freely, avoid wetting foliage.

Pro Tip: Use a watering can with a long spout to direct water precisely to the base of the plant.
Watering Schedule Tips

Water deeply once the top inch of soil feels dry, typically every 7–10 days during growing season; reduce frequency to every 2–3 weeks in winter.

Soil Improvement

Add perlite or sand for drainage, incorporate compost for fertility, ensure aeration.

Temperature Stress Management
Signs of Temperature Issues

Leaf drop, yellowing, stunted growth, or browning leaf edges.

Cold Stress

Slows growth, may cause leaf damage or dieback in prolonged cold.

Solution: Move to a warmer location, provide frost protection, reduce watering in cold periods.

Hot Stress

Wilting, leaf scorch, or reduced flowering in excessive heat.

Solution: Provide shade during peak heat, increase humidity, water more frequently but avoid waterlogging.

Fertilizing Guide
Fertilizing Checklist

Check season, dilute correctly, apply to soil, avoid foliage contact.

Fertilizing Method

Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season; cease in winter.

Common Problems & Solutions

Yellowing leaves in Commersonia bartramia may indicate nutrient deficiencies, overwatering, or pest infestations such as spider mites or scale insects. It can also result from environmental stress, such as excessive sunlight or poor soil drainage.

Wilting in Commersonia bartramia is often a sign of water stress, either due to under-watering or root damage from overwatering or root rot. It can also occur in response to high temperatures or pest infestations that damage the plant's vascular system.

Leaf spots on Commersonia bartramia may be caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency and potential leaf drop. Common pathogens include Alternaria and Cercospora, which thrive in humid conditions.

Rotting, particularly root or stem rot, in Commersonia bartramia is commonly caused by overwatering or poor soil drainage, leading to fungal infections such as Pythium or Fusarium. This can result in plant decline and death if not addressed promptly.

Toxicity Warning

Cats
Non-toxic

Commersonia bartramia is not known to be toxic to cats. There are no documented cases of adverse effects in felines.

⚡ Toxic If:

None

No specific safety precautions are required for cats interacting with this plant.
Dogs
Non-toxic

Commersonia bartramia is not known to be toxic to dogs. There are no documented cases of adverse effects in canines.

⚡ Toxic If:

None

No specific safety precautions are required for dogs interacting with this plant.
Humans
Non-toxic

Commersonia bartramia is not known to exhibit toxic properties to humans. It has no reported adverse effects on human physiology.

⚡ Toxic If:

None

No specific safety precautions are required for handling or consumption of this plant.

Frequently Asked Questions

Q: Is Commersonia bartramia toxic to pets?

A: There is no reliable information available regarding its toxicity to pets.

Q: How tall does Commersonia bartramia grow?

A: It typically grows to a height of 3-8 meters, depending on conditions.

Q: Does Commersonia bartramia attract wildlife?

A: Yes, it is known to attract bees, butterflies, and birds due to its flowers and foliage.

Quick Reference
Family: Malvaceae
Care: moderate
Light: partial shade to full sun
Water: every 7–10 days during activ
Suitable For: ["collectors/enthusiasts","outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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