Marijuana Botany by Robert Connell Clarke Storage Cannabis floral clusters are best stored in a cool, dark place. Refrigeration will retard the breakdown of cannabinoids, but freezing has adverse effects.…

Marijuana Botany by Robert Connell Clarke Curing Floral Clusters Harvesting, drying, curing, and storage of Cannabis floral clusters to preserve and enhance appearance, taste, and psychoactivity is often discussed among…

Marijuana Botany by Robert Connell Clarke Harvesting, Drying and Curing Cannabis is cultivated for the harvest of several different commercial products. Pulp, fiber, seed, buds, and resin are produced from…

Marijuana Botany by Robert Connell Clarke Factors Influencing THC Production Many factors influence the production of THC. In general, the older a plant, the greater its potential to produce THC.…

Marijuana Botany by Robert Connell Clarke Senescence or Rejuvenation Stage After a pistillate plant finishes floral maturation, the production of pistillate calyxes ceases and the plant continues senescence (decline towards…

Marijuana Botany by Robert Connell Clarke Late Floral Stage By this stage plants are well past the main reproductive phase and their health has begun to decline. Many of the…

Marijuana Botany by Robert Connell Clarke Peak Floral Stage Elongation growth of the main floral stem ceases at this stage, and floral clusters gain most of their size through the…

Marijuana Botany by Robert Connell Clarke Early Floral Stage Floral clusters begin to form as calyx production increases and internode length decreases. Tri-leaflet leaves are the predominant type and usually…

Marijuana Botany by Robert Connell Clarke Premature Floral Stage At this stage floral development is slightly beyond primordial and only a few clusters of immature pistillate flowers appear at the…

Marijuana Botany by Robert Connell Clarke Harvest Timing With this dynamic picture of the biosynthesis and degradation of THC acids as a frame of reference, the logic behind harvesting at…

Marijuana Botany by Robert Connell Clarke Cannabinoid Biosynthesis Since resin secretion and associated terpenoid and cannabinoid biosynthesis are at their peak just after the pistils have begun to turn brown…

Marijuana Botany by Robert Connell Clarke Floral Maturation The individual pistillate calyxes and the composite floral clusters change as they mature. External changes indicate that internal biochemical metabolic changes are…

Marijuana Botany by Robert Connell Clarke Moon Cycles Since ancient times man has observed the effect of the moon on living organisms, especially his crops. Planting and harvest dates based…

Marijuana Botany by Robert Connell Clarke Latitude and Photoperiod Change in photoperiod is the factor that usually triggers the developmental stages of Cannabis. Photoperiod and seasonal cycles are determined by…

Marijuana Botany by Robert Connell Clarke Maturation The maturation of Cannabis is normally annual and its timing is influenced by the age of the plant, changes in photoperiod, and other…