Pinus armandii is more shade-tolerant, likes cool and humid climate, is not resistant to high temperature and drought, and has strong cold resistance. Fear of waterlogging, intolerance to salt and alkali. The growth rate is faster than that of ordinary pine trees.
Pinus armandii is produced in North China, Northwest China, Southwest China and Taiwan Province Province, with an altitude of1200-12000m in mountainous areas or Liling areas.
Maintenance and management: grow well in a mild, cool and humid environment, and avoid high temperature and strong sunlight. Water less in peak season to make the soil slightly dry. Apply decomposed rare organic liquid fertilizer in spring and autumn every year, and do not apply fertilizer in winter. When dormant in winter, the sap flows slowly and can be pruned comprehensively. Turn the pan once every three or four years and turn the small shallow pan once every two years. Common diseases are pine rot and leaf blight, which can
Spray 65% wettable thiram 300 letter liquid. Insect stupid and Dendrolimus punctatus, spray 50% dichlorvos EC 1500 letter liquid.