Portia Tree (Populnea)

The Portia Tree (Populnea) is generally described as a perennial tree or shrub. This is not native to the U.S. (United States) and has its most active growth period in the year round . The Portia Tree (Populnea) 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 spring, with fruit and seed production starting in the spring and continuing until summer. Leaves are retained year to year. The Portia Tree (Populnea) has a long life span relative to most other plant species and a rapid growth rate. At maturity, the typical Portia Tree (Populnea) will reach up to 30 feet high, with a maximum height at 20 years of 30 feet.

The Portia Tree (Populnea) is easily found in nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, 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 31°F. has high tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Rapid
General Type Tree, Shrub
Growth Period Year Round
Growth Duration Perennial
Lifespan Long
Plant Nativity Introduced to U.S.
Commercial Availability Routinely Available
Physical Characteristics
Bloom Period Spring
Displays Fall Colors No
Shape/Growth Form Single Stem
Drought Tolerance High
Shade Tolerance Intermediate
Height When Mature 30
Vegetative Spread None
Flower Color Yellow
Flower Conspicuousness Yes
Fruit/Seed Abundance Medium
Fruit/Seed Seasonality Spring Summer
Seed Spread Rate Moderate
Gardening Characteristics
Propagations (Ways to Grow) Bare Root, Container, Seed
Moisture Requirements Low
Cold Stratification Required No
Minimum Temperature 31
Soil Depth for Roots 48
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Resprout Ability Yes
Responds to Coppicing No
Growth Requirements
pH Range 6–7.5 pH
Precipitation Range 20–20 inches/yr
Planting Density 200–400 indiv./acre
Soil Textures Coarse, Fine, Medium
Soil Depth for Roots 48
Minimum Frost-Free Days 365 day(s)
Salinity Tolerance Medium
CaCO3 Tolerance High
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