Irish Moss (Chondrus Crispus) is a perennial aquatic in the Gigartinaceae family with moderate care difficulty. It requires aquatic watering and full sun or partial shade light in USDA hardiness zones 1-12. This plant is safe for cats and dogs.

Chondrus crispus is a species of red algae commonly known as Irish moss, found along rocky Atlantic coasts.

Irish Moss

Irish Moss

Chondrus Crispus

Chondrus crispus is a species of red algae commonly known as Irish moss, found along rocky Atlantic coasts.

Quick Facts

Type
aquatic
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
aquatic
Light
Full Sun, Partial Shade
Hardiness Zones
1-12

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:rocky substrate
Indoor:No
Outdoor:Yes
Garden Use:groundcover, erosion control, habitat provision

Care Calendar

Monthly care tasks for Irish Moss

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

Irish Moss
Irish Moss detail

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Taxonomy

Family:Gigartinaceae
Genus:Chondrus