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The Home for Home Growers

Here at Percys Grow Room, we believe that everyone has the
right to grow their own personal supply of cannabis.

Let us know how we can help you!  


Join thousands of home growers and sign up to our cannabis growers forum the friendliest community on the internet! We have members from all over the world, with different levels of experience and grow styles.

Grow Guides

Learn how to grow cannabis from scratch, or share what your knowledge with fellow cannabis growers! We have hundreds of easy to follow, step by step grow guides, and over 40,000 posts written by our members.

Grow Diaries

Read from hundreds of cannabis grow diaries written by our members. From cannabis grows in soil, to full hydroponics setups, with huge variety of strains! Grow diaries are for members only!


Listen to our cannabis podcastHigh on Home Grown“. New episodes every week that cover grow guides, interviews, cannabis news, and much more. Information with a healthy dose of entertainment too.

How to Make Dry Ice Hash, The Easy Way

In this guide we will be explaining how to make dry ice hash. The whole process is very easy, and can be completed within 15 minutes!  Using popcorns buds and tip leaf to make dry ice hash is a great way to get more out of your harvest. You can save trim from your grows …

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How to Make FECO Oil

Welcome to our guide on how to make FECO oil. In this guide, we will explain what FECO is, and how you can make it yourself. The process is reasonably easy, and it does not take very long. You can use leftover trim, or the main colas from your cannabis plants, it is up to …

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When to Harvest a Cannabis Plant

Knowing when to harvest a cannabis plant is one of the most important things you should know as a cannabis grower. If you harvest your plant too soon, the THC will be immature, and you will have a smaller yield. On the other hand, if you harvest a cannabis plant too late, the THC will …

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Nitrogen Deficiency in Cannabis Plants

Nitrogen deficiency in cannabis plants is one of the most common problems a grower will come across. It will begin by displaying yellow leaves at the bottom of your plant. This yellowing will continue to make its way up the plant, and slow down growth.  Nitrogen is a very important nutrient for plant growth. It …

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Phosphorus Deficiency

Phosphorus is the “P” in your N/P/K Ratio. Like Nitrogen and Potassium, it is known as a “Macro nutrient”, and is one of the three main elements needed in plant growth. A phosphorus deficiency can have a big impact on your plant development, especially during the flowering period. Phosphorus is like a power line, connecting …

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Best Grow Tents For Growing Weed

Finding the best grow tents for growing weed is one of the first things you will be looking for when you start to grow weed indoors. There are many brands of grow tents, and many different sizes. As a new grower it can be hard to decide which grow tent is the best for your …

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Identifying Bugs on a Cannabis Plant

Identifying bugs on a cannabis plant is something all grower hate to do. You work so hard trying to keep your plants safe from infestation, but somehow, bugs can always find a way into the grow room. If you have found bugs in your grow room, don’t panic, they can be treated, especially if you …

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Where to Buy Cannabis Seeds

This article is also published as a forum topic here »

Nitrogen Excess

Nitrogen Excess can have lasting health effect on your marijuana plant. You must be able to recognise the symptoms of a nitrogen toxicity, to ensure the best harvest possible. Nitrogen is an important element of plant growth. Your cannabis plant will take it from the medium, and use to to build stems, branches, and leaves. …

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Flushing your medium

Flushing your medium is the act of pouring water, through your soil or soil like medium to remove excess salts, and nutrient build up, or to prepare for harvest. Things will differ slightly, depending on your grow medium, and choice of nutrients. If you’re growing cannabis organically, there is no need to flush your plants, …

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Nitrogen Deficiency

Cannabis plants need nitrogen more than any other element. If a plant is suffering from a nitrogen deficiency, it will not be able to produce chlorophyll. As a result the plants growth to slow down, and can even stop photosynthesis in your plant.  Along with potassium and phosphorus, Nitrogen is a mobile nutrient. This means …

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Symptoms of Over Watering a Cannabis Plant

The symptoms of over watering a cannabis plant will display for a number of reasons. The roots of a marijuana need water and air in order to uptake nutrients. If you water the plants too much, your plants will not be able to absorb these things effectively. However, cannabis plants grown in hydroponics, do not …

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How Can we Help?

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Sign up to Percys Grow Room and say Hi!

Percys Grow Room is a cannabis growers forum and website, made by cannabis growers, for cannabis growers. It takes just a couple of minutes to sign up to the forum. Once inside, you will be able to chat live about cannabis with growers from all over the world!

You will also gain access to cannabis grow diaries, discount codes, competitions, but most of all, a sense of community!

Our site is secure and safe! We never sell your information to any third parties, and membership is completely free!

Percys Grow Room is not a site that is owned by a big corporation with profits in mind. This is a site that is built and owned by its community.

Cannabis Growers Guides

We have hundreds of step by step guides on growing cannabis. Each one has been written by experienced cannabis growers and members of our cannabis growers forum. You can read through the guides, and ask any questions you have in the comments!

With an active online community of cannabis growers, you will get answered quickly.

It doesn’t matter what stage your grow is at, you can always learn more. From the best ways to germinate cannabis seeds, to the best way to tell if a cannabis plant is ready for harvest.

Drying and curing cannabis, and also making cannabis extracts. Our grow guides have everything you need to learn how to grow your own supply of cannabis. With some guides on how to enjoy it afterwards too.

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Do You Need Help With a Sick Cannabis Plant?

Sign up to our cannabis growing forum, and tell us as much as possible about your grow, and what problem you are having! You will be able to get the answers you need quickly, and from an experienced grower.

From bug infestations on cannabis plants, to nutrient problems, and snaps and breaks. We have thousands of members who are ready to help you out, at anytime. Become part of the community and you can ask questions to experienced growers, and get good, reliable answers.

Most of all, you will not be made to feel bad for your cannabis plant problems! We understand that nobody wants a sick cannabis plant, it isn’t done on purpose. We want to help you fix your sick plant, so you can enjoy growing with less stress to you and your plants!

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Why Become a Member?

Being a member of our cannabis forum has a lot of benefits. The main, and most important, is you will be part of a community. Make friends with other growers, and share your ideas and knowledge. 

Everyone who has signed up to Percys Grow Room has seen an improvement in the yield of their crop, the potency of their buds, and a sense of belonging too. 

Discount Codes

We have discounts codes for cannabis seedbanks, LED grow light manufactures and the best grow tent companies too. 
Just by being a member of our cannabis growing forum, you will save money on cannabis seeds and equipment!

Win Prizes!

There is always a competition to enter on Percys Grow Room! Win cannabis seeds, merchandise, paraphernalia and equipment for growing cannabis at home!

Our cannabis competitions are always fun to be involved in, and there is always a good chance of you winning a prize!

All of this is free!!!! You will never have to pay for membership at Percys Grow Room.


Meet the Team

macky zoom


Site Admin

A grower in all mediums with over a decade of growing experience. Author for many cannabis websites and magazines, and a creator of cannabis content.

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Monkey Do

Site Admin

A coco growers from the USA, with many years gardening experience. Cannabis pipe manufacturer, who is always friendly and happy to help all growers learn more.

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Zombie Nation

Forum Admin

Soil Grower from the United Kingdom, and our go to guy for electrical safety and advice. A builder by profession, he knows all the tips and tricks to build a safe grow room.

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Temple Grower


A living soil, organic grower from Canada. TG is a personal cannabis growers consultant and helps many medical cannabis patients grow their own supply of sustainable, organic medicine.

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Green Beard


GB grows in many mediums, such as coco, and living soil. A true cannabis enthusiast who knows everything about the newest and best equipment for growing cannabis.