File:Forest trees of the Pacific slope (1908) (14778084204).jpg

Identifier: foresttreesofpac00unit (find matches)
Title: Forest trees of the Pacific slope
Year: 1908 (1900s)
Authors: United States. Forest Service Sudworth, George Bishop, 1862-1927
Subjects: Trees Forests and forestry
Publisher: Washington Govt. Print. Off
Contributing Library: Robarts - University of Toronto
Digitizing Sponsor: University of Toronto

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s known of the longevity of this tree. It is believed tobe long-lived. Trees from 14 to 1!) inches in diameter are from 60 to 85 yearsold. Some of the larger trees are doubtless over 200 years old. RANGE. Central California coast, for a few miles on peninsula between Monterey Bay and Car-mel Bay from Point Cypress nearly to Carmel River, and on Point Lobos soutti of Car-mel Bay ; mostly in a belt a few hundred feet wide along immediate coast, but alsoscattered farther inland on ridge of peninsula. Extensively cultivated elsewhere in Cali-fornia for windbreaks. OCCURRENCE. Rocky sea cliffs, on clay loam soil with dry leaf litter when shaded and with grassand other herbs in openings. Soils always fresh and porous in shade, but baked, cracked. 160 FOREST TREES OF THE PACIFIC SLOPE. and much less moist in the open. Forms a transition zone between sea beach and Mon-terey pine belt. Mainly in pure, more or less dense stand, but mingled on oast with Monterey i)im andoccasional Oowen cypress.
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Fig. 61.—Cuprcssun inacrocuvixi: a, seed. Climatic Coxditioxs.—Climate mild; equable lemporature, never at freezing pointand rarely above 90° F. Annual rainfall about 17 inches. Strong, moist sea winds keepair humid during greater part of year, while cloudy or foggy days are frequent. Demandshumid air for best growth ; grows well in fresh soils away from immediate influence of FOEEST TREES OF THE PACIFIC SLOPE. 161 sea. but apparently much shorter lived outside its habitat. Capable of enduring widervariation in temperature than that of its natural range. If planted in dry soils, forinstance, where temperature falls below freezing, it grows well and matures young woodbefore frost, which commonly kills back immature growth in damp, low situations. TOLEKANCE.—Decidedly tolerant of shade, but thrives in full light. Natural growthincludes both widely distant, gnarled, twisted trees and extremely dense stands. Indense stands shade of crown cover is heavy, yet young growth persists un

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