Basics of Screening

Cannabis Grow Bible

Basics of Screening The Cannabis Grow Bible

by Greg Green

Flat Silk Screening – Screening is a process much like cheese grating but on a much finer level. A silk screen is stretched across a square wooden frame and nailed tight to it. The screen typically has […]

Skuff

Cannabis Grow Bible

Skuff The Cannabis Grow Bible

by Greg Green

When you harvest your bud you will have trimmed the leaves away from the bud. This trim is what we refer to as Skuff. Skuff should be sticky. So whether it is on the stem or branch or leaf […]

How to gather the stalked capitate trichomes

Cannabis Grow Bible

How to gather the stalked capitate trichomes The Cannabis Grow Bible

by Greg Green

There are many ways to do this, ranging from bulk hash production to small finger sized quantities. Also each method will produce different qualities or grades of hashish. Some methods will gather only […]

Cubing and backcrossing

Cannabis Grow Bible

Cubing and backcrossing The Cannabis Grow Bible

by Greg Green

Our first cross between the Master Kush plant and the Silver Haze is known as the F1 hybrid cross. Let us pretend for the moment that both traits are homozygous for leaf colour. The Haze is pale green […]

How to breed a true strain

Cannabis Grow Bible

How to breed a true strain The Cannabis Grow Bible

by Greg Green

Breeding cannabis strains is all about manipulating gene frequencies. Most strains that are sold by reputable breeders through seed-banks are very uniform in growth. This means the breeder has attempted to lock certain genes down […]

Hardy-Weinberg Equilibrium part 2

Cannabis Grow Bible

Hardy-Weinberg Equilibrium (part 2) The Cannabis Grow Bible

by Greg Green

If we mate two individuals that are heterozygous (e.g., Bb) for a trait what will we find? (Let’s make the punnet square).

Look at that. In this group our resulting offspring will be: 1 BB, […]

The test cross

Cannabis Grow Bible

The test cross The Cannabis Grow Bible

by Greg Green

Determining the phenotype of a plant is fairly straightforward. You look at the plant and you see its phenotype. Determining the genotype can not be done through visible observation alone. The genes themselves are somewhat hidden except for […]

Hardy-Weinberg Equilibrium

Cannabis Grow Bible

Hardy-Weinberg Equilibrium The Cannabis Grow Bible

by Greg Green

An understanding of breeding concepts requires a basic understanding of Hardy- Weinberg’s Equilibrium. Breeding depends upon the knowledge of population genetics. To understand the value of the H/W Equilibrium, you may have to ask yourself a question like […]

Dominant and recessive

Cannabis Grow Bible

Dominant and recessive The Cannabis Grow Bible

by Greg Green

Individual genes within a locus are said to be either dominant or recessive. This is noted by a capital letter for a dominant gene and a lower case letter for a recessive gene. Dominant genes have a […]

Gene pairs

Cannabis Grow Bible

Gene pairs The Cannabis Grow Bible

by Greg Green

All of life is made up of a pattern of genes. This pattern is similar to the two sides the zip on your jacket. One side is from the mother, the other is from the father. Each “gene […]

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