Hairy White Oldfield Aster (Pilosum)

The Hairy White Oldfield Aster (Pilosum) is generally described as a perennial forb/herb. This is native to the U.S. (United States) has its most active growth period in the spring and summer and fall . The Hairy White Oldfield Aster (Pilosum) has green foliage and inconspicuous purple flowers, with a moderate amount of conspicuous brown fruits or seeds. The greatest bloom is usually observed in the late summer, with fruit and seed production starting in the fall and continuing until fall. Leaves are not retained year to year. The Hairy White Oldfield Aster (Pilosum) has a short life span relative to most other plant species and a moderate growth rate. At maturity, the typical Hairy White Oldfield Aster (Pilosum) will reach up to 3 feet high, with a maximum height at 20 years of 0 inches.

The Hairy White Oldfield Aster (Pilosum) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, cuttings, seed. 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 -33°F. has medium tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Moderate
General Type Forb/herb
Growth Period Spring, Summer, Fall
Growth Duration Perennial
Lifespan Short
Plant Nativity Native to U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Late Summer
Displays Fall Colors Yes
Shape/Growth Form Rhizomatous
Drought Tolerance Medium
Shade Tolerance Tolerant
Height When Mature 3
Vegetative Spread Rapid
Flower Color Purple
Flower Conspicuousness Yes
Fruit/Seed Abundance Medium
Fruit/Seed Seasonality Fall Fall
Seed Spread Rate Slow
Gardening Characteristics
Propagations (Ways to Grow) Bare Root, Container, Cuttings, Seed
Moisture Requirements Medium
Cold Stratification Required No
Minimum Temperature -33
Soil Depth for Roots 10
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Regrowth Rate Moderate
After-Harvest Resprout Ability Yes
Responds to Coppicing No
Growth Requirements
pH Range 5.4–7 pH
Precipitation Range 28–28 inches/yr
Planting Density 2700–11000 indiv./acre
Soil Textures Medium
Soil Depth for Roots 10
Minimum Frost-Free Days 110 day(s)
Salinity Tolerance None
CaCO3 Tolerance Low
Sustainability & Use
Leaf Retention No
Palatability Low
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