California Manroot, Wild Cucumber, Bigroot

Marahfabaceus

Family
Cucurbitaceae (koo-ker-bih-TAY-see-ee)
Genus
Marah (MAIR-uh)
Species
fabaceus (fab-AY-see-us)
Synonym
Sun Exposure
Sun to Partial Shade
Light Shade
Partial to Full Shade
Full Shade
Foliage
Deciduous
Height
over 40 ft. (12 m)
Hardiness
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
Seed is poisonous if ingested
Parts of plant are poisonous if ingested
Bloom Color
White/Near White
Inconspicuous/none
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Vines and Climbers
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Bag seedheads to capture ripening seed
Seed does not store well; sow as soon as possible
Regional

This plant is said to grow outdoors in the following regions:

Amesti, California

Bonsall, California

Corralitos, California

Elkhorn, California

Fallbrook, California(5 reports)

Fortuna, California

Interlaken, California

Long Beach, California

Oakland, California

Pajaro, California

Paradise, California

San Diego, California

San Luis Obispo, California

Saratoga, California

Simi Valley, California

Sylmar, California

Vista, California(9 reports)

Watsonville, California

Kittery, Maine

Newburyport, Massachusetts

Cannon Beach, Oregon

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Gardener's Notes:

1
positive
3
neutrals
1
negative
Sort By:
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O
Watsonville, CA | May 2010 | positive

These are attractive early plants that easily climb to the tops of willows. In May the are covered in blossoms and round spinnly fruit....Read More

P
Hazel Green, AL (Zone 7a) | March 2008 | neutral

This plant grows wild in the foothills and chaparal areas of Southern California. It is lovely to see in its natural habitat, but due to...Read More

T
T
Murfreesboro, TN (Zone 7a) | July 2003 | neutral

The common name "manroot" is in reference to the size of its taproot which can be quite massive on mature plants; some report uncovering ...Read More

S
Lutherville Timonium, MD | July 2003 | neutral

My mother in Cleveland, OH has a plant similiar to this growing in her yard ... on it's own, of course. It is an interesting vine.
...Read More

Z
Scotia, CA (Zone 9b) | June 2003 | negative

This plant once established will climb to the top of trees and can smother out all other plants. All parts of the plant are poisonous alt...Read More

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