Smooth Yellow Vetch (Lutea)

The Smooth Yellow Vetch (Lutea) 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 spring and summer . The Smooth Yellow Vetch (Lutea) has dark green foliage and inconspicuous yellow flowers, with a moderate amount of conspicuous black fruits or seeds. The greatest bloom is usually observed in the spring, with fruit and seed production starting in the summer and continuing until fall. Leaves are not retained year to year. The Smooth Yellow Vetch (Lutea) has a short life span relative to most other plant species and a moderate growth rate. At maturity, the typical Smooth Yellow Vetch (Lutea) will reach up to 2 feet high, with a maximum height at 20 years of 0 inches.

The Smooth Yellow Vetch (Lutea) is easily found in 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 -23°F. has none tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Moderate
General Type Vine, Forb/herb
Growth Period Spring, Summer
Growth Duration Annual
Lifespan Short
Plant Nativity Introduced to U.S.
Commercial Availability Routinely Available
Physical Characteristics
Bloom Period Spring
Displays Fall Colors No
Shape/Growth Form Single Crown
Drought Tolerance None
Shade Tolerance Intolerant
Height When Mature 2
Vegetative Spread None
Flower Color Yellow
Flower Conspicuousness Yes
Fruit/Seed Abundance Medium
Fruit/Seed Seasonality Summer Fall
Seed Spread Rate Moderate
Gardening Characteristics
Propagations (Ways to Grow) Seed
Moisture Requirements Medium
Cold Stratification Required No
Minimum Temperature -23
Soil Depth for Roots 10
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Regrowth Rate None
After-Harvest Resprout Ability No
Responds to Coppicing No
Growth Requirements
pH Range 5.5–6.9 pH
Precipitation Range 32–32 inches/yr
Planting Density 0–0 indiv./acre
Soil Textures Fine, Medium
Soil Depth for Roots 10
Minimum Frost-Free Days 110 day(s)
Salinity Tolerance None
CaCO3 Tolerance None
Sustainability & Use
Leaf Retention No
Palatability High
Fire Resistant No
Causes Livestock Bloating Low

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