Twelve Week Grow Scenario

Marijuana Grow Basics

Twelve Week Grow Scenario Marijuana Grow Basics by Jorge Cervantes

Week One: First Week of Vegetative Growth

Light/dark: 18 hour day, 6 hours night

Light intensity: 400-watt lamp to 24-30 above tender plants.

Temperature: 75F day, 72F night

Humidity: 60% day, 60% night

pH: 6-6.5 pH soil, 5.5 pH hydro

Water: Keep growing medium […]

Flowering

Marijuana Grow Basics

Flowering Marijuana Grow Basics by Jorge Cervantes

Cannabis is an annual plant that normally produces seeds to successfully complete its life cycle. Marijuana is a dioecious plant, being either male (pollen-producing) or female (ovule and seed-producing). However, intersesx (aka hermaphrodite) plants with both male and female flowers can also occur.

In nature, cannabis flowers […]

Flowering

Cannabis Grow Bible

Flowering The Cannabis Grow Bible

by Greg Green

If all things have gone well and you have taken good care of your plants, you will now enter the flowering stage of the plant’s life cycle. You have removed and maybe killed off the males. You now have […]

Problems with 12/12

Cannabis Grow Bible

Problems with 12/12 The Cannabis Grow Bible

by Greg Green

If you switch to 12/12 before pre-flowers have shown then you may encounter the following problems. Stress related sex problems (Hermaphrodites) and abnormal bud growth.

Stress related sex problems MIGHT produce hermaphrodite plants. The stress of […]

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