Micranthemum glomeratus, commonly known as Pearl Weed or Baby Tears, is a delicate stem plant from Florida, known in the hobby for its beautiful, small, light green curved leaves. Previously misidentified as Hemianthus micranthemoides (or Micranthemum micranthemoides), it was correctly identified in early 2011. This plant is ideal for creating dense group plantings and can be used in various aquascaping styles.
Key Features
- Scientific Name: Micranthemum Glomeratus
- Common Name: Pearl Weed, Baby Tears
- Family: Plantaginaceae
- Leaf Color: Light green
- Growth Form: Compact, bushy
Unique Characteristics Micranthemum glomeratus is prized for its ability to form dense mats with its small, light green leaves. Under intensive light, it tends to develop a creeping growth habit, making it suitable for foreground planting in strongly-lit tanks. It is also well-suited for bushy groups in the middle ground of larger tanks or as a background plant in nano aquaria.
Ideal Conditions To ensure the best growth and vibrant appearance for Hemianthus glomeratus, provide the following conditions:
- Light: Moderate to high intensity (approx. 0.5 watts per liter or more)
- CO2: Beneficial for optimal growth
- Substrate: Nutrient-rich substrate preferred
- Water Temperature: 20-28°C (68-82°F)
- pH Range: 5.5-7.5
Care and Maintenance This plant is relatively easy to care for and is suitable for both beginners and experienced aquarists:
- Lighting: Ensure moderate to high light levels to maintain its vibrant green coloration.
- CO2 Injection: Regular CO2 supplementation can enhance growth and bushiness.
- Trimming: Regular trimming helps maintain its compact form and encourages bushier growth.
- Fertilization: Occasional fertilization supports vibrant growth and overall health.
Aquascaping Uses Hemianthus glomeratus is versatile and can be used in various ways:
- Foreground Plant: Forms a beautiful carpet under intensive light.
- Middleground Plant: Can be shaped into a lush bush with frequent trimming.
- Background Plant: In small aquariums, it serves as an attractive background feature.
- Nano Tanks: Its small leaves make it an ideal plant for nano tanks, adding intricate detail and vibrant color.
Propagation Propagation of Hemianthus glomeratus is straightforward. This plant propagates through stem cuttings. Simply cut a healthy stem and replant it in the substrate, where it will develop roots and grow into a new plant.
Hemianthus glomeratus is a must-have for any aquarist looking to enhance their aquarium with a delicate and eye-catching plant. Its stunning small leaves, compact growth, and easy maintenance make it a standout choice for creating a beautiful, natural underwater landscape.
Enhance your aquarium with our versatile selection of high-quality aquatic plants, available in three convenient formats:
- Fresh-Cut Plants: Includes approximately 6+ loose, fresh-cut stems without roots. Perfect for flexible planting arrangements.
- Fresh-Cut Bunched: Approximately 6+ fresh-cut stems without roots, bundled with foam and a plant weight for easy placement.
- Fresh-Cut Potted: About 6+ fresh-cut stems without roots, securely potted in a net pot with rockwool, ensuring stability and healthy growth.
Choose the format that best suits your aquascaping needs and create a vibrant, lush underwater environment with our premium aquatic plants.
Disclaimer: Pictures are not the actual plants you will receive, but a sample representation. Unless specific, we don’t guarantee aquatic plants will be free of pests, and pesticides, grow emerged or submerge.
Scientific Name |
Micranthemum micranthemoides |
Previously misidentified as |
Hemianthus micranthemoides, Micranthemum micranthemoides |
Common Name |
Pearl Weed, Pearl Grass, Baby Tears |
Plant Type |
Stem plants |
Placement |
Foreground to Background |
CO2 |
Recommended |
Growth Rates |
Fast |
Difficulty Level |
Intermediate |
Nutrient Substrate |
Required |
Can it grow emerged? |
Yes |
Lighting Requirements |
Medium – High |