Mammoth Wild Rye (Leymus Racemosus) is a perennial grass in the Poaceae family with easy care difficulty. It requires medium, drought-tolerant once established watering and full sun or partial shade light in USDA hardiness zones 5-9. This plant is safe for cats and dogs.

Leymus racemosus is a perennial wild rye grass known for its large size and adaptability to various environments including drylands, coasts, and saline soils.

Mammoth Wild Rye

Mammoth Wild Rye

Leymus Racemosus

Leymus racemosus is a perennial wild rye grass known for its large size and adaptability to various environments including drylands, coasts, and saline soils.

Quick Facts

Type
grass
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
medium, drought-tolerant once established
Light
Full Sun, Partial Shade
Hardiness Zones
5-9

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:sandy, loamy, rocky, saline
Indoor:No
Outdoor:Yes
Garden Use:groundcover, erosion control, windbreak

Care Calendar

Monthly care tasks for Mammoth Wild Rye

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

Mammoth Wild Rye
Mammoth Wild Rye detail

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Taxonomy

Family:Poaceae
Genus:Leymus