Peelbark St. Johnswort (Fasciculatum)

The Peelbark St. Johnswort (Fasciculatum) is generally described as a perennial shrub. This is native to the U.S. (United States) has its most active growth period in the summer and fall . The Peelbark St. Johnswort (Fasciculatum) has green foliage and inconspicuous yellow flowers, with a moderate amount of conspicuous brown fruits or seeds. The greatest bloom is usually observed in the summer, with fruit and seed production starting in the summer and continuing until fall. Leaves are retained year to year. The Peelbark St. Johnswort (Fasciculatum) has a short life span relative to most other plant species and a rapid growth rate. At maturity, the typical Peelbark St. Johnswort (Fasciculatum) will reach up to 20 feet high, with a maximum height at 20 years of 30 feet.

The Peelbark St. Johnswort (Fasciculatum) 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 medium vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below -4°F. has low tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Rapid
General Type Shrub
Growth Period Summer, Fall
Growth Duration Perennial
Lifespan Short
Plant Nativity Native to U.S.
Commercial Availability Routinely Available
Physical Characteristics
Bloom Period Summer
Displays Fall Colors No
Shape/Growth Form Multiple Stem
Drought Tolerance Low
Shade Tolerance Intolerant
Height When Mature 20
Vegetative Spread Slow
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 Low
Cold Stratification Required Yes
Minimum Temperature -4
Soil Depth for Roots 12
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 4–6 pH
Precipitation Range 33–33 inches/yr
Planting Density 2500–10000 indiv./acre
Soil Textures Coarse
Soil Depth for Roots 12
Minimum Frost-Free Days 207 day(s)
Salinity Tolerance None
CaCO3 Tolerance Low
Sustainability & Use
Leaf Retention Yes
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