Oregon Manroot (Marah Oregana) is a perennial vine in the Cucurbitaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 7-9. This plant is toxic to cats and dogs — keep it out of reach of pets.

Marah oregana is a perennial vine native to the northwest coast of the United States, known for its large tuberous roots and sprawling growth habit.

Oregon Manroot

Oregon Manroot

Marah Oregana

Marah oregana is a perennial vine native to the northwest coast of the United States, known for its large tuberous roots and sprawling growth habit.

Quick Facts

Type
vine
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
7-9

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, sandy, gravelly
Indoor:No
Outdoor:Yes
Garden Use:groundcover, pollinator attractant, erosion control

Care Calendar

Monthly care tasks for Oregon Manroot

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

Oregon Manroot
Oregon Manroot detail

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Taxonomy

Family:Cucurbitaceae
Genus:Marah