Humic acid is a principal component of humic substances, which are the major organic constituents of soil (humus), peat, coal, many upland streams, dystrophic lakes, and ocean water.t is produced by biodegradation of dead organic matter. It is not a single acid; rather, it is a complex mixture of many different acids containing carboxyl and phenolate groups so that the mixture behaves functionally as a dibasic acid or, occasionally, as a tribasic acid.
Noteworthy Characteristics. Picea abies, commonly called Norway spruce, is a large pyramidal evergreen conifer that is native to the mountains of northern and central Europe east to the Urals. In its native European habitat, it typically matures to 100-150' (occasionally to 200') tall.
(Picea Abies) 1  The Norway Spruce are fast growing evergreen trees / Grows to 150 feet. 2  Will reach 6' in 6 to 7 years - starting with a 3 year seedling. 3  Needles are 1 long, dense and dark green. 4  Valued highly for ornamental and timber. 5  These evergreen trees are excellent windbreakers. 6  Not good for cut trees.