Neptune Grass (Posidonia Oceanica) is a perennial aquatic in the Posidoniaceae family with expert care difficulty. It requires aquatic watering and full sun or filtered_light light in USDA hardiness zones 9-11. This plant is safe for cats and dogs.
Posidonia oceanica is a seagrass species endemic to the Mediterranean Sea, known for forming extensive underwater meadows that are crucial to marine ecosystems.

Neptune Grass
Posidonia Oceanica
Posidonia oceanica is a seagrass species endemic to the Mediterranean Sea, known for forming extensive underwater meadows that are crucial to marine ecosystems.
Quick Facts
Safety
Growing Conditions
Care Calendar
Monthly care tasks for Neptune Grass
Expert Care Tips
Pro tips from botanists and plant experts
Watering Tip
Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.
Humidity Trick
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Growth Hack
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