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Plant Health10 Common Cannabis Leaf Problems and How to Fix Them
By: Dylan Osborn | Greenhouse Grower, Owner of GreenBox Grown
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Popular on Maximum Yield 
The leaves of my cannabis plants are turning yellow. Is this normal?
During the final two weeks of the flowering cycle (days 42-56 for an eight-week flowering cycle), it is natural for the lower section of a cannabis plant to turn yellow or discolored. In fact, this is a good indicator the plant has been provided with the appropriate ratio of nutrients for blooming...
By: Lee G Lyzit | Grower, Writer
Why am I seeing seeds in the buds of my cannabis plants?
Cannabis plants are monecious. This means they have the ability to be either male or female. Or in the case of hermaphroditism, they can be both. The reason to make sure there are no males or hermaphrodites in your garden is because male flowers make pollen. When pollen touches the white hairs,...
By: Kyle Kushman and Lee G. Lyzit | Cannabis Cultivators
My cannabis stems are turning purple and red. Is something wrong?
When first encountered, red and/or purple stems may be concerning, however, there are actually many reasons this pigmentation can occur and not all are bad. The most common reasons for red or purple stems are genetics, temperature fluctuations, light intensity, and stress.Reason #1: Red or Purple...
By: Lee G Lyzit | Grower, Writer
10 Common Cannabis Leaf Problems and How to Fix Them
Cannabis plants are extremely resilient and can withstand a harsh environment or an invader for some time, but growers shouldn't risk leaving problems alone for too long. If your cannabis plants look a little on the sick side, here are some potential solutions, based on the most likely problem...
By: Dylan Osborn | Greenhouse Grower, Owner of GreenBox Grown
Growing With Guano: How Bat Guano Benefits Soil and Plants
Not only is bat guano an amazing supplement for plants and crops, but bats themselves are pretty amazing little creatures when it comes to the ecosystem they live in. Read on to learn more about the goodness of guano.
Dealing with Aphids in the Growroom
Aphids are a common pest affecting outdoor and indoor growers everywhere. Read on for a detailed look at what they are, how to spot them, control them, and how to avoid an infestation in the first place.
By: Rich Hamilton | Writer, Consultant, Author of The Growers Guide
Hot Knifing
Hot knives or hot knifing refers to a method of consuming cannabis. With this method, two knives, or any other similarly shaped, flat, metal object, are heated up to the point of glowing red. This is generally accomplished on a stove’s burner, but can be done with a blow torch or any other...
Transplanting
Transplanting is the process of moving a fully germinated seedling (or mature plant) and replanting it in a permanent location for the growing season.Transplanting is an important part of agribusiness in northern climates because it extends the flowering or fruit bearing season of many plants.A...
Light Intensity
Light intensity refers to the strength or amount of light produced by a specific lamp source. It is the measure of the wavelength-weighted power emitted by a light source.
