Holly Osmanthus (Heterophyllus)

The Holly Osmanthus (Heterophyllus) has green foliage and inconspicuous white flowers, with conspicuous fruits or seeds. Leaves are retained year to year. The Holly Osmanthus (Heterophyllus) has a moderate life span relative to most other plant species and a moderate growth rate. At maturity, the typical Holly Osmanthus (Heterophyllus) will reach up to 15 feet high, with a maximum height at 20 years of 15 feet.

The Holly Osmanthus (Heterophyllus) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, cuttings. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below -3°F. has low tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Moderate
Growth Period Spring, Summer
Lifespan Moderate
Plant Nativity Cultivated, or not in the U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Fall
Displays Fall Colors Yes
Shape/Growth Form Multiple Stem
Drought Tolerance Low
Shade Tolerance Intermediate
Height When Mature 15
Flower Color White
Flower Conspicuousness Yes
Seed Spread Rate None
Gardening Characteristics
Propagations (Ways to Grow) Bare Root, Container, Cuttings
Moisture Requirements Medium
Cold Stratification Required No
Minimum Temperature -3
Soil Depth for Roots 16
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Resprout Ability Yes
Responds to Coppicing Yes
Growth Requirements
pH Range 5–6.5 pH
Precipitation Range 32–32 inches/yr
Planting Density 700–1200 indiv./acre
Soil Textures Medium
Soil Depth for Roots 16
Minimum Frost-Free Days 180 day(s)
Salinity Tolerance None
CaCO3 Tolerance Low
Sustainability & Use
Leaf Retention Yes
Fire Resistant No

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