Blue Oak (Quercus douglasii)
Blue Oak Species Description
This species is native to North America north of Mexico.
Allergenicity: Blue Oak (Quercus douglasii) is a severe allergen.
Pollination: Occurs in following seasons depending on latitude and elevation: Spring.
Angiosperm - Flowering Dicot: Plants in this group have two embryonic leaves (dicotyledons). Examples of dicotyledons are beans, buttercups, oaks, sunflowers, etc.
Tree: A large plant, not exactly defined, but typically over four meters in height, a single trunk which grows in girth with age and branches (which also grow in circumference with age).
Perennial: Living for many years.
Woody Stem: Non-herbaceous. Lignified.
Blue Oak Species Usage
Butterfly Plant: A plant that is known to attract butterflies.
More Blue Oak (Quercus douglasii) imagesby Jessie M. Harris from BONAP