| Management number | 234732560 | Release Date | 2026/07/02 | List Price | US$4.00 | Model Number | 234732560 | ||
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Rare Rosette-Like Stem Plant with Orange-Red Underwater Coloration
Sold in 4-inch Vitro Culture® Bag | Yield: Approx. 4 Small Plantlets
Ludwigia sphaerocarpa, also known as Roundfruit Primrose Willow, is a rare aquatic gem native to the wetlands of southwestern North America. Unlike more common Ludwigia species, L. sphaerocarpa exhibits a compact, rosette-like growth habit with thick, horizontally spreading stems that add striking structure and texture to any aquascape. When grown submerged with high light and CO₂, its foliage transitions from bright green to intense orange-red to reddish-brown, offering a warm, vibrant contrast in planted tanks.
Now available in our sterile Vitro Culture® 4-inch bag, this plant is propagated through advanced Tissue Culture Technology—ensuring a 100% pest-free, algae-free, and pesticide-free start. Perfect for aquascapers seeking healthy plants for precision layouts, shrimp-safe tanks, or sensitive biotopes.
Scientific Name: Ludwigia sphaerocarpa
Common Name: Roundfruit Primrose Willow
Leaf Color: Orange-red to brown (submerged); green (emersed)
Growth Form: Compact, rosette-like with horizontal stems
Vitro Culture® Format: 4-inch sealed bag with sterile gel/liquid medium
Placement: Foreground to midground
Growth Rate: Slow to moderate
Difficulty Level: Medium
Lighting: Medium to high; higher intensity enhances coloration
CO₂: Strongly recommended for best results
Substrate: Nutrient-rich or root tab supplemented
Water Parameters:
pH: 6.0–7.5
Temperature: 70–82°F (21–28°C)
Propagation: Replant lateral or upright cuttings
Nutrient Substrate: ✅ Required
Can Be Grown Emersed: ✅ Yes
100% Pest-Free: No snails, algae, or harmful contaminants
Safe for Shrimp & Sensitive Tanks: Pesticide-free, ideal for clean ecosystems
Long Shelf Life: Store in lighted area before use
Easy to Plant: Rinse well, gently separate, and plant in desired location
Rosette-Like Structure: Unusual for stem plants—adds visual interest
Warm Color Pop: Brightens green-dominant aquascapes
Foreground Friendly: Suitable for nano tanks or layered layouts
Textural Contrast: Horizontal stems create naturalistic flow
One (1) 4-inch Vitro Culture® bag containing approx. 4 small healthy Ludwigia sphaerocarpa plantlets
Grown in sterile lab conditions, ready for rinsing, acclimation, and planting
Images are for reference only. Coloration, shape, and growth will vary depending on aquarium lighting, CO₂, and fertilization. This plant may experience brief "melt" when transitioning from tissue culture to submerged growth; stable care will promote recovery and regrowth.
Never release Ludwigia sphaerocarpa—or any aquarium plant—into natural waterways. Doing so may disrupt native ecosystems. Dispose of trimmings and unused portions responsibly.
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