Mertens' Rush (Juncus Mertensianus) is a perennial grass in the Juncaceae family with easy care difficulty. It requires high watering and full sun or partial shade light in USDA hardiness zones 3-9. This plant is safe for cats and dogs.

Juncus mertensianus is a perennial, grasslike rush native to North America, commonly found in wet habitats such as marshes and streambanks.

Mertens' Rush

Mertens' Rush

Juncus Mertensianus

Juncus mertensianus is a perennial, grasslike rush native to North America, commonly found in wet habitats such as marshes and streambanks.

Quick Facts

Type
grass
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
High
Light
Full Sun, Partial Shade
Hardiness Zones
3-9

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, silty, peaty, clay
Indoor:No
Outdoor:Yes
Garden Use:erosion control, habitat provision, groundcover

Care Calendar

Monthly care tasks for Mertens' Rush

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

Mertens' Rush
Mertens' Rush detail

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Taxonomy

Family:Juncaceae
Genus:Juncus