Caley Pea (Hirsutus)

The Caley Pea (Hirsutus) is generally described as an annual vine or forb/herb. This is not native to the U.S. (United States) and has its most active growth period in the fall and winter and spring . The Caley Pea (Hirsutus) has yellow-green foliage and inconspicuous blue flowers, with a smattering of conspicuous brown fruits or seeds. The greatest bloom is usually observed in the spring, with fruit and seed production starting in the spring and continuing until summer. Leaves are not retained year to year. The Caley Pea (Hirsutus) has a moderate life span relative to most other plant species and a rapid growth rate. At maturity, the typical Caley Pea (Hirsutus) will reach up to 3 feet high, with a maximum height at 20 years of 0 inches.

The Caley Pea (Hirsutus) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by seed. It has a moderate ability to spread through seed production and the seedlings have high vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below 17°F. has none tolerance to drought and restricted water conditions.

Plant Basics
Growth Rate Rapid
General Type Vine, Forb/herb
Growth Period Fall, Winter, Spring
Growth Duration Annual
Lifespan Moderate
Plant Nativity Introduced to U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Spring
Displays Fall Colors No
Shape/Growth Form Multiple Stem
Drought Tolerance None
Shade Tolerance Intolerant
Height When Mature 3
Flower Color Blue
Flower Conspicuousness Yes
Fruit/Seed Abundance Low
Fruit/Seed Seasonality Spring Summer
Seed Spread Rate Moderate
Gardening Characteristics
Propagations (Ways to Grow) Seed
Moisture Requirements High
Cold Stratification Required Yes
Minimum Temperature 17
Soil Depth for Roots 12
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Resprout Ability No
Responds to Coppicing No
Growth Requirements
pH Range 5.8–6.2 pH
Precipitation Range 35–35 inches/yr
Planting Density 0–0 indiv./acre
Soil Textures Coarse, Fine, Medium
Soil Depth for Roots 12
Minimum Frost-Free Days 120 day(s)
Salinity Tolerance None
CaCO3 Tolerance Low
Sustainability & Use
Leaf Retention No
Palatability High
Fire Resistant No
Causes Livestock Bloating Low

Source: USDA, NRCS, PLANTS Database,
National Plant Data Center, Baton Rouge, LA 70874-4490 USA