Grubbycup
Indoor Gardener, Owner & Writer of Grow with Grubbycup
Grubbycup has been an avid indoor gardener for more than 20 years. His articles were first published in the United Kingdom, and since then his gardening advice has been published in French, Spanish, Italian, Polish, Czechoslovakian and German. Follow his gardening adventures at his website grubbycup.com.
Growing and propagating autoflowering cannabis has some noteworthy differences that gardeners used to growing photoperiod cannabis need to keep in mind.
Mother Nature doesn’t make mistakes, but people do, so monitoring EC is essential for any hydroponic grower.
Diatomaceous earth can be used in a variety of ways, and with care and judicious use can be a valuable tool to add to a gardener’s bag of tricks.
Some of the best benefits of hydroponic gardening have little to do with the end result and more to do with the journey on the way to it.
Grow tents are a convenient way to convert an indoor space into a garden. Here are some points to ponder when planning a grow tent garden.
Grubbycup breaks down the various plant-breeding methods.
How you handle your post-harvest cannabis is personal, though there are right ways and wrong ways to each method.
Starting with a good potting mix can make a big difference in how well a container garden performs. Grubbycup shares the basics on what to look for in a potting mix.
The bottom line when it comes to growing cannabis in a hydroponic environment is how important a cultivator is in making it successful.
Outdoor gardens can make use of the sun for their lighting needs, but to meet the lighting needs of indoor gardens, learn how artificial plant lighting is used to...
Ever question what was really in your soil or potting mixes, and how it affects your growing? Well, here's the dirt on your dirt.
A lot of the advice growers receive is based either on sound science, or a friend or relative’s proven practices, but some things can become misunderstood, resulting in...
Grubbycup puts on his biology hat and explains the mechanisms of vascular plants.
When it comes to nutrient additives, there are a lot of options available for growers. But, as Grubbycup explains, it is important to know exactly what you are adding...
During harvest time, there is first the joy of collecting the fruits of your labor, and then starts the somewhat less entertaining chore of cleaning up and getting ready...
As an essential piece of the photosynthesis puzzle, carbon dioxide is an important component of indoor gardening that can be supplemented in a growroom in many forms.
So, you’ve decided to give hydroponic gardening a try. Now what? First of all, you need to decide which hydroponic system to use.
Not all cannabis traits are as simple to explain, which is part of what makes autoflowering a good example for beginning breeders to start with.
Some cannabis plants are so much better than others that you wish they’d just live and produce forever. While you can’t create an everlasting plant, cloning is a common...
Harvest time is a great time to start preparing for the next growing season. Here are 10 tips to get you started.
When it comes to nurturing seedlings, gardeners need to be careful given how fragile plants are in the early development stage. Below are some tips for growing healthy...
The solstices and equinoxes are significant for planting and growing cannabis and can be helpful in planning an outdoor season.
When it comes to cannabis terminology, “bud,” “oil,” and “edibles” are self-evident. The term “dab,” however, is not. What is it? How do you use it? Grubbycup is here to...
Just like humans, plants need food to survive and thrive. Here’s a quick guide to get you started on designing your first nutrient regimen.
The debate over whether genetically engineered crops should be allowed in the human food supply continues. Grubbycup shares some positives and negatives about...
How, exactly, do you measure the success of your cannabis garden? There are several ways to track and calculate your cannabis yields and learn about your profit margins.
A basic knowledge of the different stages of growth and development plants go through can help growers know what to expect from their gardens, and when.
Some gardeners are very artistic in their approach to gardening, in that they are content to estimate and remember which years had good harvests and what plants were the...
Gardeners can influence the flow of auxins from the growing tips to the rest of the plant through pruning or training to promote bushier growth and, in some cases, more...
Cloches, hothouses, cold frames, greenhouses—what’s the difference? Grubbycup explains how all these garden structures can help you to extend the growing season and...
With so many seed types out there, it’s sometimes hard to distinguish which type of seed you’re actually buying. Our grow expert, Grubbycup, takes a closer look at seed...
Sprouting seeds is a common part of gardening and, with a little ingenuity, can be an opportunity to explore a gardener's DIY side, both before and after harvest.
If you want to create an aquaponic system, it’s important to keep in mind how you’re going to balance the nitrogen levels. Denitrification can help with that.
Spring planting marks the beginning of the outdoor gardening season, and getting off to a good start can go a long way toward a successful harvest in the fall. Here are...
Do you know what pH stands for? Read on to find out and to learn other fun facts about pH.
With so many different nutrient lines to choose from, Grubbycup gives us an idea of how.
There are many benefits to using starts, but there are a few things to keep in mind to ensure your garden thrives a few months or years down the road. Grubbycup makes a...
Luffa sponges, which are the dried fruit of a vining plant, are more than the ultimate body scrubber in your bathroom. You can also use them as starter rounds for your...
With a bit of work, some patience and a little trial and error, cannabis plants are reasonably simple plants to root cuttings from. Follow these tips to create your own...
We know you’ve heard some of these cannabis-growing myths before. Let’s clear the air, shall we?
Plants that use the duration of their dark periods to signal flowering are said to be subject to photoperiodism and are classified as either ‘short day’ or ‘long day’...
Ed Rosenthal's Marijuana Harvest teaches cultivators how to avoid making costly mistakes, identify problems, and solve them quickly.
Fungus spores are ubiquitous. For the average person, this is meaningless, unless it is allergy season or black mold is found in a dwelling. For gardeners, these...
The two most common types of growing media used for containers are potting soils and hydroponic media, but there are plenty of alternatives.
In a world full of competition, even gardening can become a burden. It doesn’t have to be that way. Biggest and best isn’t necessary, as long there is enjoyment and...
One of the most satisfying moments for any grower is nurturing flowering crops into producing abundant, vigorous blossoms, which then lead to better harvests. Here are...
Water. It’s a basic requirement for all life on our planet and absolutely essential to every aspect of gardening—both indoors and out—but how much does the average...
Gardens need not be confined to the backyard. Here are some other potential places to start a garden this spring.
Many garden plants start out as seeds. You could look at these tiny plants wrapped in hard shells as presents waiting for spring to unwrap themselves.
What makes any trellis work is, of course, the plants. Choose from a great variety of annual vines for an interesting garden element.
Seeds are amazing storage containers that allow a plant to travel through space and time. Inside each protective casing is a tiny plant held in stasis until it is...
Being acquainted with the basics of a flowering plant’s vascular system can help gardeners understand how a plant takes up nutrients and water, and uses sap to transport...
Manipulating the light that plants are exposed to can allow gardeners to grow plants out of sync with their normal growing seasons.
What do molds, mildews, mushrooms, yeasts and mycorrhizae all have in common? Well, they are all forms of fungus, of course!
Often, plants require nutrient elements in quantities so minute that we need to look at them in parts per hundred and parts per million.
If you took a bag containing leaves, lawn clippings and ripped up newspapers and spread it out on the ground, eventually it would decompose just as it would on a forest...
Plants that share the same DNA can be produced, creating on-demand identical twins (almost).
All gardeners start out the same way—not knowing how to garden, and then learning. Here is the first in a series of articles written for those just starting out. Read on...
Enzymes are organic substances produced by beneficial microbes that are becoming a common ingredient in plant supplements found at the grow shop.
There are certain nutrients that plants crave the most. Grubbycup explains how to mix them up to create nutrient solutions your plants will love.
If the only thing that comes to mind when you see the letters P and H next to each other is that colored chart from high school, read on for some pHacts you can apply in...
A plant needs elemental nitrogen, phosphorus, and potassium for healthy growth, but where it gets these nutrients presents growers with a whole plateful of choices.
Although biosolids are banned for agricultural use in many areas of the United States, the subject deserves a closer look.
Spanish for pot, ollas have been used for thousands of years in many places around the world as a simple, yet incredibly effective irrigation method.
Plants cannot grow without light, and the amount of light reaching your plants greatly affects how well they grow. Here, Grubbycup takes you through some of the math...
Thank you for your question, Nick. Most of your indoor gardening costs should come from a combination of environmental conditioning and...
There are several grow media options out there gardeners can choose from, each with their strengths and weaknesses. Dirt, soilless mixes...
Coco coir is known for having good cation exchange capacity (CEC). This is basically a measure of negatively charged sites in the medium...
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