American Century Plant (Americana)

The American Century Plant (Americana) is generally described as a perennial subshrub or shrub or forb/herb. This is native to the U.S. (United States) has its most active growth period in the spring and summer and fall . Leaves are retained year to year. The American Century Plant (Americana) has a long life span relative to most other plant species and a slow growth rate. At maturity, the typical American Century Plant (Americana) will reach up to 6 feet high, with a maximum height at 20 years of 0 inches.

The American Century Plant (Americana) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, seed, sprigs. It has a slow ability to spread through seed production and the seedlings have low vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below 12°F. has high tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Slow
General Type Subshrub, Shrub, Forb/herb
Growth Period Spring, Summer, Fall
Growth Duration Perennial
Lifespan Long
Plant Nativity Native to U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Indeterminate
Displays Fall Colors Yes
Shape/Growth Form Single Crown
Drought Tolerance High
Shade Tolerance Intolerant
Height When Mature 6
Vegetative Spread None
Flower Color Yellow
Flower Conspicuousness No
Fruit/Seed Abundance Low
Seed Spread Rate Slow
Gardening Characteristics
Propagations (Ways to Grow) Bare Root, Container, Seed, Sprigs
Moisture Requirements Low
Cold Stratification Required No
Minimum Temperature 12
Soil Depth for Roots 30
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Regrowth Rate Slow
After-Harvest Resprout Ability No
Responds to Coppicing No
Growth Requirements
pH Range 6–8 pH
Precipitation Range 8–8 inches/yr
Planting Density 1200–1700 indiv./acre
Soil Textures Coarse, Medium
Soil Depth for Roots 30
Minimum Frost-Free Days 300 day(s)
Salinity Tolerance Low
CaCO3 Tolerance Medium
Sustainability & Use
Leaf Retention Yes
Fire Resistant Yes
Causes Livestock Bloating None

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