Horseflyweed (Tinctoria)

The Horseflyweed (Tinctoria) 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 summer . The Horseflyweed (Tinctoria) has gray-green foliage and inconspicuous yellow flowers, with a smattering of conspicuous brown fruits or seeds. The greatest bloom is usually observed in the mid summer, with fruit and seed production starting in the summer and continuing until fall. Leaves are not retained year to year. The Horseflyweed (Tinctoria) has a moderate life span relative to most other plant species and a moderate growth rate. At maturity, the typical Horseflyweed (Tinctoria) will reach up to 2.5 feet high, with a maximum height at 20 years of 0 inches.

The Horseflyweed (Tinctoria) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by 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 2°F. has high tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Moderate
General Type Forb/herb
Growth Period Summer
Growth Duration Perennial
Lifespan Moderate
Plant Nativity Native to U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Mid Summer
Displays Fall Colors No
Shape/Growth Form Single Crown
Drought Tolerance High
Shade Tolerance Intolerant
Height When Mature 2.5
Vegetative Spread None
Flower Color Yellow
Flower Conspicuousness Yes
Fruit/Seed Abundance Low
Fruit/Seed Seasonality Summer Fall
Seed Spread Rate Slow
Gardening Characteristics
Propagations (Ways to Grow) Seed
Moisture Requirements Low
Cold Stratification Required No
Minimum Temperature 2
Soil Depth for Roots 16
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 5.8–7 pH
Precipitation Range 35–35 inches/yr
Planting Density 0–0 indiv./acre
Soil Textures Coarse, Medium
Soil Depth for Roots 16
Minimum Frost-Free Days 190 day(s)
Salinity Tolerance None
CaCO3 Tolerance High
Sustainability & Use
Leaf Retention No
Palatability Medium
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