Spreading the Word
Typical Appearances
Briefing
Prevention
First Aid
Medical Care
Identification
Stems
Reproduction
Foliage
The Basic
Arrangement
Seasons
Development
Death
Variation
Genetic
Light
Stem Growth
Soil
Male vs Female
Appendices
Variations in Foliage
Soil Condition
Heres a color that occurs when the soil is saturated with water. This picture was taken on the east side of Black Hill March 12, 2000. Water was running along the surface of the ground:
Purplish leaf color can also be caused by soil nutrients. For example, there is a quarter of an acre in Los Osos Oak Reserve where the humming bird sage and poison oak turn purple in the fall.