
Give your plants a root-stimulating cocktail containing Voodoo Juice, Tarantula, and Piranha beneficial microbes, along with Roots Excelurator and B-52 vitamin booster. Make sure they have reverse osmosis water, but not too much. A soggy root zone. It drowns your marijuana roots and creates “root rot” disease.
Full Answer
What should I Feed my cannabis plants?
Here's a general guideline for feeding plants throughout their seedling, vegetative, and flowering stages. Seedling: Cannabis seedlings get all of their nutrients from their seed and can absorb water in a humid and warm environment. Seedlings don't need any nutrients until they're about a few weeks (about 3-4) old.
What fertilizer do cannabis plants need?
Cannabis plants also need carbon dioxide and oxygen, which they obtain through airflow, and hydrogen, which comes from water. Nitrogen, phosphorus, and potassium are the collective building blocks of any cannabis fertilizer, as well as any thriving marijuana plant.
What do you need to grow cannabis outdoors?
Growing quality cannabis requires more nutrients or fertilizers than most conventional plants. Outdoor growers typically add powdered nutrients (fertilizer) to the soil when growing cannabis outdoors. This gives the plants all or most of the nutrients they need for their entire life cycle.
Do cannabis plants need water and nutrients?
Note: the cannabis plant’s water and nutrient requirements are not the same for the vegetative and flowering stages. Even within a specific growth stage, you would need to make adjustments weekly as they grow large in mass.

How to make marijuana plants grow bigger?
Keep an oscillating fan blowing directly onto the seedlings or rooted clones so you strengthen their main stalks. This gives you stronger marijuana plants that support bigger yields.
Why is my cannabis plant growing so slowly?
It’s important not to freak out if you see a weird-looking leaf or one cannabis plant is growing more slowly than the other. That can be just normal genetic variation.
What is the most vulnerable time of the cannabis plant's life cycle?
A cannabis plant’s early weeks are the most vulnerable weeks of its life. What you do during those early weeks makes a big difference in your harvest size and quality. Leaves and roots are the basic life support structures for plants, and in the first 0-3 weeks of a marijuana plant’s life, those structures have to be nurtured and protected.
Can you drown a cannababy?
If not, those canna babies might have a problem. As long as you don’t drown, fry, overfeed, freeze, or otherwise abuse your young marijuana seedlings or clones, they’ll have a good start in life.
Can reverse osmosis water drown marijuana?
Make sure they have reverse osmosis water, but not too much. A soggy root zone. It drowns your marijuana roots and creates “root rot” disease.
What is the best fertilizer for cannabis plants?
Phosphorus - Alongside Nitrogen, Phosphorus will aid in healthy root development and allow the plant to grow thick branches that will support the weight of the flowers to come. Phosphorus is one of the main requirements when flowering Cannabis plants.
What are the elements that are needed for plants to grow?
Cobalt - A trace element that is required by the plants, however, many nutrient brands do add a great amount. Copper - Acts as a fungicide and also benefits the root zone with enzyme production. Molybdenum - A major player in the enzyme production and function of plants.
Why flush cannabis?
There are many benefits to flushing Cannabis and they are: Dramatically improves the flavor of the flowers once dried and ready to smoke. The ash will become a light, fluffy, and soft grey quality when smoking. The plants will have the opportunity to have used up all reserve nutrients.
How many parts of nitrogen are in organic food?
For instance, you may have noticed on your organic feed the numbers 5-1-4. This will inform you there are 5 parts Nitrogen, 1 part Phosphorus, and 4 parts Potassium. Nitrogen - Used to develop foliage, leaves, stems, and branches.
Can you grow cannabis with only water?
Hard Foods. When it comes to growing Cannabis using strictly organic substrates, most beginner growers will choose to feed only water. This is seen as true organics and will allow primary and trace elements to be utilized when required.
Can you use liquid compost for cannabis?
Oftentimes there will be a liquid feed to use with the living soil, however, using only pH stable water is really required. Compost that was made from organic waste will slowly breakdown over the duration of the Cannabis plant’s life cycle.
Is worm casting good for plants?
Worm castings are taken fresh from a worm bin are very beneficial for stimulating microbial life. Well balanced in N-P-K as well as trace elements, using worm castings is a safe and hassle- free way to grow happy and vibrant plants.
What is the best mix for hydro garden?
Great results can be achieved with this simple mix and all you need is 3 things… GH Micro, GH Bloom and hydrogen peroxide. You can feed a small hydro garden with 10 gallon reservoir for two cycles with about $35.00 in nutrients using this mixture – and you will find that the end result is nothing less than spectacular.
Can you feed your garden without killing your plants?
If you ask the large nutrient manufacturers, they will point you at an expensive, multi-product line and suggest you feed your garden as much as you possibly can without killing your plants . If you ask an earth-mother type, they might suggest that messy, smelly organic teas and vegan composts are the route to go.
Can you use Lucas formula on hydroponics?
One of the first things you will notice when you look at the lucas formula applied to General Hydroponics Flora Line is that you don’t use any of the grow formula and that’s not a mistake. The Micro part of the 3 part GH line has all of the nitrogen a garden needs and, since the Lucas formula is a “less is more” strategy, you can skip using the grow part all together. You should change your reservoir once a week and top off the reservoir daily with pH adjusted water.
Can you use hydrogen peroxide in hydroponics?
This feeding system works extremely well in hydro systems because the low ppm nutrient solution is unlikely to clog hydro lines. Also, since there is no organic element to this mix, it is a good opportunity to use hydrogen peroxide in your water. You can mix 15ml per gallon of 3% hydrogen peroxide into every gallon of water you put into your reservoir. The hydrogen peroxide will kill off any algae or fungus that can grow in a reservoir and it also releases oxygen in the root zone of your plants.
Why is cannabis feeding important?
That is where having an ideal cannabis feeding schedule helps you prevent growth problems. As the plants grow in size, they would need more sustenance. Once they enter the flowering period, you will have to change the nutrient mix.
Why Grow Marijuana in Soil?
For sure, there are a whole host of reasons to grow marijuana in soil. In the wild, cannabis grows in soil, always has, and always will.
How to control pH levels of plants?
Another option is to compost your soil. Composting, incidentally, is an excellent way of controlling and ensuring you have the correct nutrient and pH levels for your plants.
Why don't plants need nutrients?
Note: In the seedling stage, your plants don’t need additional nutrients because they still have their energy source from the seed.
Why do plants need more potassium?
Your plants will require more potassium now to help the buds ripen and harden.
Can you add more nutrient mix if your diet is low?
Conversely, add more nutrient mix if too low. Just keep in mind that commercially-available nutrient mixes are highly concentrated – a little goes a long way.
Can you grow hydroponically?
You can also grow hydroponically, which means without soil, using materials like rock wool or pea gravel. If you choose soil, you have to decide between something inert like Pro-Mix or a super soil with preloaded nutrients. Two great super soil recipes are SubCool’s and Kyle Kushman’s veganic mix – the Vegamatrix.
What do Cannabis Plants Need?
Healthy marijuana plants require three elements for firm roots and vibrant flowers with high yields: Nitrogen (N), Phosphorus (P) and Potassium (K). You will often see these values displayed on packaging as NPK.
What are the most important elements for plants?
The most vital elements for every plant on Earth are the so-called Macronutrients. Topping the list are Nitrogen, Phosphorus and Potassium.
What is Holland Secret fertilizer?
It is a complete 3-Part fertilizer with all of the essential elements and trace minerals that a plant needs. It can be used with any grow medium (soil, coco or hydro) in any situation (cuttings, vegetative, flowering). It is perfect for expert or novice growers as there is no need for individual fertilizers, because the three bottles, have a formula for all situations. Growers will experience no deficiencies when using Holland Secret alone.
How to restore pH of pot?
You can use plain wood ashes to help restore the proper pH. Just mix a shovelful of wood ashes per 5-gallon bucket of water to the soil. If that is not an option, you can also try lime (available at most garden stores) for the same results.
Is zinc in marijuana good for plants?
Your plants are least likely to experience deficiencies of Zinc and Copper, but they are still essential to the health of your marijuana plants.
Is Bergman's Plant Food good?
I’ve had my own line of fertilizer produced to perfectly match each phase of the grow. Bergman’s Plant Food is a great product that ensures you have a good mixture of all the required nutrients.
Can you make your own organic fertilizer?
Of course you can always go the 100% natural way and create your own organic fertilizers. Here are a couple of examples of DIY organic fertilizer:
What Is a Feed Chart for Growing Weed?
A feed chart for growing weed is a handy scheduling calendar provided by nutrient manufacturers. Growers can refer to the feeding recommendations that breakdown how much and when to feed each nutrient type to your plants.
Reading a Feed Chart for Growing Weed
Cannabis feed charts may vary in looks and format depending on the manufacturer, but generally have a similar structure that outlines how you should apply the nutrients.
Adjusting the Nutrient Schedule
When growing cannabis, there are tons of variables that influence the way you grow your plants. When it comes to the feed chart recommendations, there is no one-size-fits-all guideline for every type of plant. A company's recommendations are general guidelines that can be adjusted to fit the specific needs of your plants.
Cannabis Plant Feeding Schedule
Cannabis plants’s nutrient requirements vary depending on this strain, growing environment (soil or hydroponic), and stage of growth. Here's a general guideline for feeding plants throughout their seedling, vegetative, and flowering stages.
Regulating PPM and pH levels
When it comes to feeding your plants the right nutrients at the right time, there are a few other considerations to keep in mind:
Learn the Art of Cultivation
Cannabis Training University’s online learning platform provides new and seasoned growers with a complete curriculum covering every major aspect of the industry. Learn everything you wanted to know about starting your first garden and optimizing your set-up for bigger and better yields.
Home Grow Kits for Growing Cannabis
For easy to use and inexpensive home grow kits for growing cannabis check out a pot for pot.
What nutrients do cannabis plants need?
A cannabis garden needs a combination of essential nutrients and trace, or micro, nutri ents. The best marijuana plant food will offer a balance of a vital trio of nutrients.
How and when should you fertilize cannabis plants?
Marijuana plants need different levels of nutrients depending on their growth stage. In general, marijuana fertilizer should be applied at least once weekly, along with an ample supply of pH-balanced water.
What is the best type of weed fertilizer?
If you want to grow an organic garden, choose a natural marijuana fertilizer containing the following materials:
What is fertilizer used for?
Fertilizer is plant food made from natural or industrially produced substances that growers apply to soil and plants to optimize growth. Photo by: Gina Coleman/Weedmaps.
What are the building blocks of cannabis fertilizer?
Nitrogen, phosphorus, and potassium are the collective building blocks of any cannabis fertilizer, as well as any thriving marijuana plant. Photo by: Gina Coleman/Weedmaps. Marijuana plants also require secondary nutrients, which include sulfur, calcium, and magnesium. Finally, there is a more expansive group of trace, or micro, ...
Can you grow marijuana without fertilizer?
Without a good fertilizer, the buds on marijuana plants may not reach their full growth potential. Further, marijuana grown with fertilizer will probably be healthier overall, which can translate to more pleasant and full-bodied flavor in the buds.
Is plant growth dependent on fertilizer?
Plant growth is equally dependent on the work of fertilizers and nutrients. Here are some guidelines for applying fertilizer during different stages of growth.
What are the Differences Between Marijuana Fertilizer Brands?
Besides the obvious different nutrient ratios that each manufacturer believes to be the best for each stage of cannabis plant life and the fancy packaging, the main differentiator is ingredients .
What is NPK in cannabis?
NPK can come from many different ingredients and compounds and the combinations each of which will react with cannabis plants in different ways. This means that competitors could have the same NPK ratios on the label, but the products could act very differently on your cannabis plants.
Do you need a nutrient system for a bud?
The short answer is no, you don’t need a nutrient system, but it will hurt your yield not using one and can also make measurement and mixing of nutrients more difficult. You can get away with just NPK in the right amounts but don’t expect photo-worthy buds in return.
Can you grow cannabis indoors?
There is no question, if you are growing cannabis indoors or out you should be using marijuana fertilizer to increase the speed of the plant’s growth but also to increase the bud yield. Without the correct nutrients at the right times, your plants won’t be big producers if they survive at all. Growing indoors under grow lights for 18-hour periods ...
Can you burn a cannabis plant?
If you give your cannabis plants the right combinations at the correct time your plants will thrive but get the mix wrong and you can burn your plants or even kill them. Two of the cannabis plant life phases require marijuana fertilizer while generally, plants in the seedling stage don’t require additional nutrients.
Can hydro plants grow organically?
If you are growing hydro you must rely on chemical nutrients instead of organic. Soil and Coco use the same nutrients just at different mixture ratios.
Is phosphorus good for marijuana?
Phosphorus increases the number of buds and potassium builds up the bulk in the buds. More marijuana fertilizer isn’t better for your plants, stick to your nutrients feeding guidelines carefully! Too many nutrients will burn or kill your plants, not enough and your plant’s performance will be lackluster. No matter what, don’t use time-released ...
