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Why are IBL strains so important in the cannabis industry, and what key to success do they offer? Get ready, bro. Today, we’ll turn a new page in our understanding of the green world!

What is an IBL?

IBL, or Inbred Line, is a term for pure-line strains. In other words, IBLs are pure-line strains that produce offspring with stable, consistent genetics, usually based on one dominant phenotype of the strain. The opposite concept is outbreeding, which describes the introduction of new genes into a strain.

Breeders prefer IBL strains over strains or hybrids with unstable or unpredictable characteristics.

How are IBL strains created?

Illustration from the original article “Genetics made clear: IBL - WTF?”.
Illustration from the original article “Genetics made clear: IBL - WTF?”. Sources: DZAGI

Breeders begin working on an IBL when their goal is to create a pure, stable strain. This also makes it possible to effectively eliminate all unwanted traits from the gene pool.

In some cases, the two interpretations are mixed together.

In nature, the environment decides which expressions are naturally suited to survival.

IBLs in practice

For a breeder, predictability provides a controlled baseline.

For a researcher, the result depends on the stability of the starting data. If you work with unstable strains outside the IBL group, the results may reflect a particular expression of genes rather than the particular experiment. Using inbred strains also allows further research into genotypes with varying degrees of genetic similarity with a high level of confidence, which cannot be achieved with unstable polyhybrids.

Cannabis standards lag far behind commercial agriculture standards when it comes to IBLs and homogenized seeds. Most strains in this industry aren’t stable by agricultural standards. But there are people in the industry gradually advancing projects of this kind.

IBL strains

But genuine pure lines exist too.

Taking the stable path

Well, we’ve figured it out. Now you know that IBL strains are reliable friends for plant enthusiasts.

Pure lines make life easier. I think you’ll come to love them too.