Choosing The Best Soil For Growing Cannabis

First Published on WEEDSPEEK.COM

Cannabis is a flowering plant, and to grow these plants, we need to provide them with the right conditions. One important factor when growing cannabis is soil quality.

If you are thinking about growing cannabis but are unclear about the type of soil to plant your cannabis seeds, you have come to the right place.

What is Soil?

Soil is material covering the earth’s surface made from the weathering of rocks. It comprises mainly mineral particles, organic materials, air, water, and living organisms, interacting slowly yet constantly.

Soil color describes the type of plant life present in an area. Some places will have more green soil, while others might have more brown or red soil.

Soil minerals come in three size classes — clay, silt, and sand; the percentages of particles in these size classes are called soil texture.

Soil texture affects how easily water moves into, through, and out of the ground. For example, clay soils have a smaller particle size than silt or sand. Clay soils are sticky and clump together, whereas sand is loose. The large particles in silt make it difficult for water to move through as they can’t pass through so easily as clay can.

person kneeling on ground hands in soil for growing cannabis
Photo by GreenForce Staffing on Unsplash

Best Soil For Growing Cannabis Outdoors

In gardening, the type of soil has a significant impact on the success of plants. For example, if a garden has a lot of clay, it will be very fertile and suitable for vegetables. Gardeners need to know which kind of soil they have and which plants can thrive in that environment.

We have listed the three basic soil types for growing cannabis outdoors:

Sand: This type of soil comes from arid desert areas. Sand has a lot of air pockets and can dry out quickly. But it does not hold onto water for very long and often becomes too complicated when wet.

Clay: This type of soil retains water and nutrients, but it does not drain quickly, making it difficult for the plant roots to get air.

Silt: In this soil type, particles are much more refined than sand or clay, with fewer air pockets. It also holds onto nutrients better than sand but drains well when wet, making it perfect for growing marijuana plants that need consistent watering.

There are many ways for preparing the soil before planting cannabis, but these are some common methods.

  • Tilling is a term used to describe a process that turns over the top layer of dirt. This exposes weeds, seeds or roots that may have been missed during tilling by hand or a tilling machine.
  • We all know that composting is an environmentally friendly and sustainable way to improve your garden by letting it reuse its ingredients over and over again. It also adds nutrients back into your plant’s soil!


Indoor grow house showing soil for growing cannabis
Photo by CRYSTALWEED cannabis on Unsplash

Best Soil For Growing Cannabis Indoors

Cannabis has consistently been grown outdoors. However, the legalization of cannabis in some states has many people looking for a way to indoor grow.

It’s essential to pay attention to what type of soil you are using because they all behave differently. You can choose from different soils, but the three main types are organic soils, hydroponic soils, and inorganic soils.

Organic soils are preferred for growing weed indoors because they contain all the nutrients that plants need. They also have natural pest repellants which will ensure that you have less trouble with bugs and insects.

Hydroponic soil with polymers holds up to 1000% more water than traditional soil. It is essential for indoor growers without needing a greenhouse, hot summer days, or an expert on hand. They can provide an excellent environment for healthy growth and productivity by providing easy access to nutrients and oxygen.

An inorganic soil is not too porous, and it’s high in nutrients, making them perfect for growing cannabis indoors. They include bark, peat, coco coir, and perlite. They allow for a steady supply of water and nutrients while preventing excess drainage from the roots.

soil for growing cannabis
Photo by Neslihan Gunaydin on Unsplash


The Importance of a Good Potting Mix For Cannabis Growers

A cannabis grower should consider using a good potting mix when they are growing their plants. This type of potting mix is necessary for cannabis plants to thrive.

Loam is a recommended potting mixture composed of sand, silt, and clay. The best thing about loam is that it allows water and air to move freely through it, so your plants will get plenty of both items. It’s also very fertile.

A good potting mix can help prevent root rot and reduce the chances of diseases in the plants. It will also help in improving nutrient uptake, water retention and speed up plant growth.

In The End

Soil is the foundation of all gardeners’ work. Not only does it provide structure and support for plants, but it also provides drainage and aeration that’s required for water and air to be absorbed. Without proper soil, plants will not thrive and may even die off.

We hope you find it easier to choose the best soil for growing your cannabis with this article.


DripWorks. (2020, August 4). The Best Soil for Growing Marijuana Outdoors. Default Store View.

Hernandez, F. (2021a, March 22). Best Soil For Growing Weed Indoors. Cannabis Training University.

Hernandez, F. (2021b, March 22). Best Soil For Growing Weed Indoors. Cannabis Training University.

Queensland;, C. O. S. O. (2013, October 8). How soils form. Environment, Land and Water | Queensland Government.

Seeds, S. (2020, May 22). Best Soil for an Outdoor Cannabis Garden. Sensi Seeds.

Top 15 Best Soil for Cannabis Reviews. (n.d.). InsideHerbGardens. Retrieved October 9, 2021, from

What Are Soils? | Learn Science at Scitable. (n.d.). Learn Science. Retrieved October 9, 2021, from

The Definitive Guide on Growing Cannabis From Seeds

First Published on WEEDSPEEK.COM

Growing Cannabis from Seeds is a great way to learn about the process. It also gives you a vaster assortment of strains and plant types.

First-time growers are often intimidated by the complexity of starting with cannabis seeds. But have no fear; we’re here to help! This article makes the process as straightforward as possible.

Reasons Why You Should Start Growing Cannabis From Seeds

Growing cannabis from seed is a way to ensure the strain you want will grow, and it’s a rewarding experience knowing you created a new plant. Another reason is you can increase your favorite strain and have a higher quality product.

You can also save seeds and share them with friends. And, since more states are legalizing marijuana, there are endless reasons to start growing.

Is it Legal to Buy Cannabis Seeds?

Some states allow cannabis seeds; others have restrictions. For example, while it’s legal to sell cannabis seeds in states with a recreational market, crossing the state line with them is still prohibited. Only people that have a medical marijuana card living in states with medical marijuana legalization can buy seeds.

Check your local laws before purchasing cannabis seeds.

Alt text: While bowl filled with Cannabis from Seeds
Image by chuck herrera from Pixabay

Where Can I Purchase Cannabis Seeds?

If you are starting with your plants, then you can always opt for purchasing seed from a seed bank, online, or at a dispensary that offers feminized and regular seeds along with a wide selection of strains.

Should I Buy Seeds VS Clones?

Cannabis is still considered illegal in most places. So, to get cannabis seeds, you need to grow them or buy them online.

Seeds are the original plants. They are perfect for growing in your garden because you can always grow them again and again. Seeds are also cheaper when compared to clones.

Clones are replicas of the original plants. They are grown from cuttings and can be produced at home as well as commercially. They are perfect if you want to start growing cannabis right away without having to wait too long for the seedlings to mature into their final form.

Some people believe that clones produce better quality yields when compared with seeds because they carry fewer genetic mutations than seeds do.


What’s the Best Time of Year for Planting?

The best time of year to plant cannabis is when the temperature and temperature forecast is at their lowest.

For example, it’s best to plant them in colder climates when the soil is moist from winter rain. If it’s warm enough for spring planting outdoors, then it’s best to plant them before the days start getting longer and warmer at the end of summer.

It is best to break down your plants’ life cycle into three stages: seedling, vegetative growth, and flowering to develop your planting schedule. The water and nutrients necessary for the plants’ growth will change by these stages.

Alt text: Growing Cannabis from Seeds in from soil
Image by solguerraa from Pixabay 

What is the Germination Process?

Many growers have the question, “how do I germinate my weed seed?” One way is to place your seeds in wet paper towels and let them soak in a sunny window sill for several days. Another way, if you are short on time, another way is to use heat-treated soil or hydroponic solutions to heat your soil slowly over several days.

Here’s another option how to germinate your cannabis seeds.

  1. Fill a jar with enough potting soil and water the jar until the water starts to seep into the potting soil.
  2. Place your weed seeds into the jar and cover them with about an inch of soil.
  3.  Place a plastic or glass lid on top of the jar and place it in a warm, dark place for around five days.
  4. When your weed seeds have sprouted, remove them from the jar and plant them in their designated area.

How to Prepare Your Soil for Planting Cannabis Seeds

Soil is a significant factor in growing marijuana plants. The quality of soil has a tremendous impact on the health and growth of cannabis plants.

Soil should be free from debris, have good drainage, and have a pH level close to neutral. If it doesn’t have these qualities, growers can add lime or compost to adjust the pH levels and nutrients to improve the overall quality of the soil.


How Much Light do You Need Growing Cannabis from Seeds?

There is no one-and-done answer without considering all of the factors that will affect the light needed by the cannabis plant.

The amount of light you need to grow cannabis from seed can vary depending on the time of year you are growing and how long and what type of strain you are using.

Indoor growers usually need more lights than outdoor growers. However, outdoor growers need a lot more light than indoor growers.

Growing Cannabis from Seeds in dawn light
Image by NickyPe from Pixabay 

How Much Water do You Need for Growing Cannabis from Seeds?

To grow cannabis from seeds, you need a large amount of water. You can use a hydroponic system or soil. The roots absorb moisture in the soil, but it can also put an extra financial burden on your wallet if done incorrectly. 

A hydroponic system will provide the right amount of water and nutrients for your plants but will not require as much effort as growing in soil.

How Much Patience do You Need for Growing Cannabis from Seeds?

For some people, growing cannabis is just a hobby or just an activity to relax. However, it is a way of life for others, and they spend entire days tending to their plants.

Growing cannabis from seeds requires patience and extra effort. Some growers might be able to grow one plant from a single seed in one season, while others might need at least four or five seasons before they can get their first harvest.

Thanks for reading our article.

We’re all ears to know your growing cannabis from seeds routine. Let us know in the comments below.


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How to Grow Marijuana from Seed. (2021, 14 septiembre). Dummies.

N., N., N., & N. (2017, 19 mayo). 5 Reasons Why You Should Grow Your Own Cannabis. Natural Cannabis Company.