difference between industrial hemp and marijuana
crops | hemp crop in
south africa
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Although industrial hemp is a cousin of the
psychotropic dagga (marijuana), it is cultivated in
totally different ways:
Typically the industrial strains have less that 1%
THC(tetrahydrocannabinol, the psychoactive compund found
in marijuana), while smoking-grade cannabis has anything
from 5 to 25%. Smoking industrial hemp will give you
nothing more than a headache.
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It is easy to see just by looking at
a field what the intended use of the crop is.
If it is being cultivated for seed, there will be more
space between plants leading to more flowers,
but there will also be male plants in the field order
to pollinate the female flowers. This will produce
flowers full of high-protein and EFA-rich seeds at harvest
time.
If it is being grown for fibre, there are over 200
plants per square metre. This forces the plants to
compete to for sunlight and grow straight up, often
up to 3 or 4 metres high in 4 months. This will
produce the desired long, strong fibres in the stalk.
If it is being grown for its psychoactive value, the
plants are well spaced out and generally kept to a
shorter shrub shape, with many flowers. All males would
be eradicated from the field to prevent
seeds, as THC production slows down once the flowers
have been pollinated, and smokers do not
want seeds in their cannabis.
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