Cat Greenbrier (Glauca)

The Cat Greenbrier (Glauca) is generally described as a perennial shrub or vine. This is native to the U.S. (United States) has its most active growth period in the spring and summer . The greatest bloom is usually observed in the spring, with fruit and seed production starting in the spring and continuing until fall. Leaves are retained year to year. The Cat Greenbrier (Glauca) has a long life span relative to most other plant species and a rapid growth rate. At maturity, the typical Cat Greenbrier (Glauca) will reach up to 1 foot high, with a maximum height at 20 years of 1 foot.

The Cat Greenbrier (Glauca) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, 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 -13°F. has medium tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Rapid
General Type Shrub, Vine
Growth Period Spring, Summer
Growth Duration Perennial
Lifespan Long
Plant Nativity Native to U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Spring
Displays Fall Colors No
Shape/Growth Form Thicket Forming
Drought Tolerance Medium
Shade Tolerance Tolerant
Height When Mature 1
Vegetative Spread Moderate
Flower Color Green
Flower Conspicuousness No
Fruit/Seed Abundance Low
Fruit/Seed Seasonality Spring Fall
Seed Spread Rate Moderate
Gardening Characteristics
Propagations (Ways to Grow) Bare Root, Container, Seed
Moisture Requirements Medium
Cold Stratification Required Yes
Minimum Temperature -13
Soil Depth for Roots 12
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Resprout Ability Yes
Responds to Coppicing No
Growth Requirements
pH Range 4.5–7.5 pH
Precipitation Range 35–35 inches/yr
Planting Density 2728–10912 indiv./acre
Soil Textures Coarse, Fine, Medium
Soil Depth for Roots 12
Minimum Frost-Free Days 160 day(s)
Salinity Tolerance None
CaCO3 Tolerance Medium
Sustainability & Use
Leaf Retention Yes
Palatability High
Fire Resistant No
Causes Livestock Bloating None

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