Cannabis Specialist / Content Writer

Bruno Eastman

Bruno Eastman is a highly skilled cannabis growing expert with over 15 years of experience in the Cannabis Seed industry. His expertise in cultivation has allowed him to manage some of the top cannabis growing facilities across North America, making him a recognized authority in the field.


“My Passion for the Cannabis Industry, is the Foundation of my Success.”


I’ve been growing for over 15 years, working alongside some of the industry’s best growers. Through these years, I’ve learned countless techniques and gained hands-on experience, eventually managing some of the leading cultivation centers throughout Canada and the U.S. There are countless factors involved in growing top-tier cannabis, and it’s the small adjustments and fine-tuning that truly make a grow stand out. Understanding the dynamics of your plants is critical – quick identification and problem-solving are key to keeping them healthy and ensuring maximum potential.

My journey has taken me across many places, and now it’s leading me to share my knowledge and expertise through writing and educating others about cannabis cultivation. After years of documenting my own projects, I realized it was time to share my insights online. I’ve joined the Cannabiz Seed team to contribute to their mission of educating the community and creating valuable content for their growing library of resources. A lot of effort and passion have gone into these articles, and we’ll continue to cover all the essential information and answer the questions that growers have about cultivating cannabis seeds.

How to Prevent and Treat Root Rot in Cannabis Plants
How to Prevent and Treat Root Rot in Cannabis Plants

Root rot is a quiet killer. It creeps into the plant’s root system, chokes off air and before you know it, your cannabis plant’s healthy roots below begin to die. Luckily, the cure isn’t complicated. Let’s walk through how to recognize, treat, and prevent root rot in both soil and hydro systems.   What is […]

Cannabis Yellow Leaves: Common Causes and How to Fix Them
Cannabis Yellow Leaves: Common Causes and How to Fix Them

One or two cannabis leaves turning yellow? Maybe it’s the fan leaves turning yellow during veg. Or maybe you’re barely 3 weeks into flowering with yellow leaves popping up. Either way, your grow is trying to tell you something about potential cannabis plant problems. But not all yellowing is equal. Some kinds mean real trouble, […]

Spider Mites on Cannabis: How to Detect and Control These Pesky Pests
Spider Mites on Cannabis: How to Detect and Control These Pesky Pests

You’ve seen or heard of those tiny dots on weed leaves that are often accompanied by webbing. Well, spider mites are probably the cause, and if left unchecked, these pests can destroy your crop faster than you can believe. Well, you don’t need to panic, but you do need to act. The best way to […]

Signs of Nutrient Deficiencies and Toxicity in Cannabis Plants (With Fixes)
Signs of Nutrient Deficiencies and Toxicity in Cannabis Plants (With Fixes)

When your weed plants are happy, they reward you with stacked colas and dripping resin. But when they are suffering from a deficiency or a toxicity, that potential evaporates. In this guide, you will learn how to spot the major problems before they become disasters. You will also get to learn exactly how to fix […]

Topping vs Fimming: Which Cannabis Training Technique Should You Use?
Topping vs Fimming: Which Cannabis Training Technique Should You Use?

Topping and fimming are two similar yet distinct techniques to guide your plant’s structure. They are the twin pillars of high-stress training. In this guide, we’ll show you how each one works, what it does to your plant, and help you decide which technique fits your grow setup.   What is Apical Dominance in Cannabis? […]

Trichomes Under the Microscope: How to Know When to Harvest Weed
Trichomes Under the Microscope: How to Know When to Harvest Weed

Forget the calendar. Forget the old tale about waiting for the pistils to turn orange. If you are serious about your craft, your signal to harvest cannabis isn’t a date but a microscopic trichome story. You see, inside these tiny, mushroom-shaped globes is every bit of potency you’ve worked for. Timing their harvest isn’t just […]

Feeding Your Cannabis Plants During Flowering: Nutrients & Deficiencies Explained
Feeding Your Cannabis Plants During Flowering: Nutrients & Deficiencies Explained

After weeks of focusing on healthy stems and a lush-looking foliage, your cannabis plant is ready for reproductive growth. Growers must adjust the nutrient plan immediately to match this shift. To feed your plants correctly, you must understand the three distinct stages of flowering. Each stage has different nutritional needs that must be met to […]

Best Tips for Growing Cannabis Indoors: Beginner’s Guide to Indoor Grow Rooms
Best Tips for Growing Cannabis Indoors: Beginner’s Guide to Indoor Grow Rooms

Indoor cannabis growing gives you full control over temperature, airflow, and lighting. It also keeps the plants safe from pests and shifting weather. This guide breaks down each part of the indoor growing process so your space works smoothly from day one.   The Critical First Steps for a Strong Start Every great harvest begins […]

How to Use the SCROG Method for Bigger Cannabis Yields
How to Use the SCROG Method for Bigger Cannabis Yields

The Screen of Green (SCROG) technique is one of the most effective strategies for optimizing space and increasing your cannabis yields. This guide will clearly break down the SCROG technique from beginning to end so you can DIY with ease.   What is the Screen of Green (SCROG) The name SCROG is just a simple […]

Curing Cannabis for Maximum Flavor and Potency: The Right Way
Curing Cannabis for Maximum Flavor and Potency: The Right Way

Understanding drying and curing for beginners can seem complex, but it is truly an act of simple patience. Curing is the slow, controlled process of aging your dried buds in an airtight container.  While some may see it as just about storage, it is a quiet transformation of your cannabis bud experience. This guide will […]

Best Light Schedules for Cannabis During the Vegetative Stage
Best Light Schedules for Cannabis During the Vegetative Stage

Light is the lifeblood of every cannabis grow during the vegetative stage. Once you nail the proper schedule, your plants respond with a strong and healthy growth. This guide breaks down the best light schedules for cannabis veg so you can grow with confidence and consistency.   Why a Light Schedule Matters Photoperiod Response and […]

Cannabis Vegetative Stage: How to Maximize Growth Before Flowering
Cannabis Vegetative Stage: How to Maximize Growth Before Flowering

A strong vegetative growth means your plants are ready to explode during flowering. This guide explores the often-overlooked elements that are essential for achieving this optimal growth.   What Are The Best Conditions For A Grow Room? Your grow space is like the primary control panel for accelerating plant development. Temperature Control The recommended optimal […]

How to Germinate Cannabis Seeds: Step-by-Step for First-Time Growers
How to Germinate Cannabis Seeds: Step-by-Step for First-Time Growers

Germinating cannabis seeds is the critical first step in growing cannabis from seed. This stage is when the pot seeds activate and send out tiny roots, known as taproots. If you’re a first-time grower, learning how to germinate marijuana seeds will set you up for a successful grow.    Ideal Conditions for Cannabis Seed Germination […]

Defoliation for Cannabis: When to Remove Leaves (And When Not To)
Defoliation for Cannabis: When to Remove Leaves (And When Not To)

Taking off big fan leaves from your cannabis plant is called defoliation. It sounds simple, but it starts one of the biggest arguments in the growing world. Some expert growers promise it significantly boosts yield and bud quality. Others worry it just harms the plant and stops it from making food. This guide shows you […]

When to Harvest Cannabis for Maximum Potency: A Beginner’s Guide
When to Harvest Cannabis for Maximum Potency: A Beginner’s Guide

After months of meticulous care, feeding, and training, it all funnels down to a single, critical decision—the harvest window. Understanding when to harvest your cannabis is a skill that can be perfected. We’ll explore why this timing is so critical and master the two primary observation techniques every expert uses.   Why Timing is Everything […]

How to Grow Cannabis Outdoors in Different Climates: A Complete Guide
How to Grow Cannabis Outdoors in Different Climates: A Complete Guide

There is a romance to growing cannabis outdoors that indoor cultivation, with all its sterile precision and LED mimicry, simply cannot replicate. This is the terroir effect—the flavor of the earth, the wind, and the rain infusing your buds. Whether you are a first-timer looking to pop a weed seed in the backyard or a […]

Wet Trimming vs Dry Trimming: Which Is Better for Your Buds?
Wet Trimming vs Dry Trimming: Which Is Better for Your Buds?

As a grower, your work isn’t done at harvest. How you trim your cannabis buds will make a huge difference in your final product. You can trim your buds “wet” (right after cutting) or “dry” (after hanging them up for a while). Let’s break down why trimming is so important and then figure out which […]

Cannabis Growing Calendar: Month-by-Month Guide for Beginners
Cannabis Growing Calendar: Month-by-Month Guide for Beginners

A clear cannabis growing calendar goes a long way in helping you plan your grow. Unfortunately, there’s no one-size-fits-all due to regional climate differences, growing conditions, and the genetics you choose. That is where this guide comes in. Whether you’re working with an outdoor or indoor grow calendar, we are going to walk you through […]

How to Germinate Old Cannabis Seeds That Won’t Sprout
How to Germinate Old Cannabis Seeds That Won’t Sprout

You stare at them. Days pass. Still no sprout. Old cannabis seeds can be frustrating, especially when you know the genetics are valuable. But they’re not always dead. This guide will show you how to germinate cannabis seeds that seem past their prime. It covers basic checks, advanced tricks, and the conditions that matter most. […]

Soaking vs Paper Towel: Which Germination Method Works Best for Cannabis?
Soaking vs Paper Towel: Which Germination Method Works Best for Cannabis?

Cannabis seed germination is the first real test for every grower, and the germination method makes a difference. Two beginner favorites always come up—soaking cannabis seeds or using the paper towel method. But which one gives you faster sprouts, healthier roots, and fewer failed attempts? This guide breaks it down clearly so you can germinate […]