The best growth fertilizers for marijuana
In this section, we’ve gathered all the growth fertilizers for marijuana and divided them into several categories to make it easier to choose the fertilizer you need.
Many customers ask us which is the best growth fertilizer for marijuana, but to answer that, we first need to consider the type of substrate you’ll be using and whether you prefer production or quality. Remember that if what you’re looking for is the highest quality in the final product, you should grow with biological or organic fertilizers. On the other hand, if your goal is to maximize yield and you don’t mind sacrificing a bit of quality, then you should use chemical or mineral fertilizers.
Biological growth fertilizers
In the following table, you’ll find biological growth fertilizers for marijuana plants, suitable for both indoor and outdoor cultivation.
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![]() BIOCANNA BIO VEGA | ![]() BIO HESI GROW |
![]() IGUANA JUICE GROW | |
Chemical growth fertilizers
Now it’s time for chemical or mineral growth fertilizers for marijuana. All of them can be used for both indoor and outdoor cultivation. Some of them can also be used in hydroponics and coco coir.
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HY-PRO | |
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The Soil A+B fertilizers from House and Garden, Hy-pro Terra, and Grow-Micro-Bloom are used for both growth and flowering.
Hydroponic growth fertilizers
When we decide to switch to growing in hydroponic systems, we must use fertilizers specifically designed for hydroponics. In the following list, you’ll find growth fertilizers for hydroponic marijuana cultivation.
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Coco growth fertilizers
When growing in coco fiber, we must also use fertilizers specifically designed for this type of substrate. In the following list, you’ll find growth fertilizers for marijuana cultivation in coco fiber.
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If you were looking for a specific growth product and it’s not on this list, you can check our online grow shop or contact us. We’ll do our best to find the product you need.

































