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

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

Type
aquatic
Lifecycle
perennial
Water Needs
aquatic
Light
Full Sun, filtered_light
Hardiness Zones
9-11

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:sandy, rocky
Indoor:No
Outdoor:Yes

Care Calendar

Monthly care tasks for Neptune Grass

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

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

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Neptune Grass
Neptune Grass detail

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Taxonomy

Family:Posidoniaceae
Genus:Posidonia