Cannabis EC guide: growth stages, substrates, runoff, and environment

cannabis EC growing guide - grow with jane

TL;DR: There is no universal ideal EC for cannabis. The optimal nutrient strength changes as plants grow and varies with soil, coco, hydroponics, lighting, and climate. Understanding how to interpret feed and runoff EC helps you make better nutrient decisions than simply chasing a specific number. If you’re not familiar with electrical conductivity (EC), start … Read more

What is EC and how it relates to nutrient strength in cannabis growing

What is EC - Portada Grow with Jane

TL;DR: EC (Electrical Conductivity) is a practical way to estimate nutrient strength in cannabis cultivation by measuring the concentration of dissolved mineral salts in water and the root zone. While it does not identify specific nutrients, it helps growers avoid both underfeeding and overfeeding. Understanding EC, alongside pH, allows growers to interpret nutrient availability more accurately, … Read more

From Autoflower to Feminized Seeds: Explore the range at Ganja Farmer Seedbank

Ganja Farmer Seedbank

Sponsored by: Ganja Farmer Seedbank The cannabis seed market has become highly specialized. Adult collectors and legally compliant growers no longer search only for a famous strain name; they compare seed type, genetic background, flowering behavior, and cannabinoid profile. The first serious decision is often not “Which strain should I choose?”, but “Which seed category … Read more

Meet Jane AI, your growing assistant

Meet Jane AI - Blog

Jane AI is your growing assistant inside Grow with Jane. It is designed to help you understand your plants, work with your growlogs, and get faster answers while you grow. You can use it to ask cultivation questions, explore possible plant issues, understand changes in a growlog, or get help using the app. Jane AI … Read more

pH for cannabis growers: what it is and why it matters

ph cannabis grow with jane

Understanding pH is one of the most important basic skills for beginner cannabis growers. In cannabis cultivation, pH determines whether nutrients in the growing medium or nutrient solution are actually available to the plant. Even when a nutrient solution contains all the required elements, plants may struggle to absorb them if the pH falls outside … Read more

How to measure pH and EC in growing mediums

EN Portada Grow with Jane Blog - pH EC Alkalinity - How to measure pH and EC in container media

Growers measure the EC of their container media to estimate whether the plants are receiving an adequate amount of fertilizer salts, and they measure pH to determine whether the nutrients present in the medium are in a form that roots can easily absorb. Understanding what happens in the root zone is essential for healthy plant … Read more

Grow with Jane Community Awards 2025

grow with jane community awards 2025

Celebrating the growers who make our community thrive Every day, growers from all over the world log their progress, share what they’ve learned, ask questions, support one another, and turn their Growlogs into genuine stories of growth. That spirit, generous, curious, playful, and deeply collaborative, is what makes the Grow with Jane community so special. … Read more

How to use, calibrate and store pH and EC meters

How-to-use-calibrate-and-store-pH-and-EC-meters-

Understanding and managing pH and EC is key to growing healthy cannabis plants. pH is a measure of how acidic or alkaline a solution is, and it determines how well the plant can absorb nutrients from water and the growing medium. Even if nutrients are present, the plant cannot absorb them efficiently if the pH … Read more

Calcium Deficiency and Toxicity – Cannabis Growing Guide

Calcium-deficiency-and-toxicity cannabis grow with jane

This Growing Guide helps growers identify calcium deficiency and toxicity in cannabis plants, explaining their causes and providing effective solutions. Calcium’s role in cannabis plants Calcium helps build strong cell walls, supports important plant processes, and makes plants more stress-resistant. Calcium also plays a crucial role in pistil development during flowering. Without enough calcium, pistil … Read more

Potassium Deficiency and Toxicity – Cannabis Growing Guide

Calcium-deficiency-and-toxicity cannabis grow with jane

Potassium deficiency and toxicity are common issues in cannabis cultivation that can significantly affect plant health and yield. In this article, we’ll explore the signs and causes of these imbalances, how to identify them early, and effective strategies for managing potassium levels to ensure robust, thriving plants. Whether you’re a beginner or an experienced grower, … Read more

Phosphorus Deficiency and Toxicity – Cannabis Growing Guide

Phosphorus deficiency and toxicity cannabis grow with jane

Importance of phosphorus for root development and flower production Phosphorus is essential for plant growth and flower development, but using the right amount at the right time makes all the difference. Phosphorus deficiency can cause serious issues in cannabis plants and phosphorus excess can cause damage too. In this guide, we’ll dive into the role … Read more

Nitrogen Deficiency and Toxicity – Cannabis Growing Guide

Nitrogen deficiency and toxicity cannabis grow with jane

Nitrogen deficiency in cannabis is one of the most common problems when growing, especially for beginners. This is because nitrogen is one of the main essential elements plants need.  This growing guide focuses on nitrogen for cannabis plants, nitrogen deficiency and toxicity, their causes, and how to fix them. This guide is part of a … Read more

Grow Tent Kit Mars Hydro SP3000 2’x4’ Review

grow tent kit cannabis

Partnered with: Mars Hydro Starting to grow your own cannabis at home can be both exciting and overwhelming. Loads of information to learn and many items to buy. When you purchase every item separately instead of a grow tent kit, you need to calculate the best grow light for a determined grow tent, as well … Read more

How to get rid of pest bugs on cannabis plants indoors

N-Portada-Grow-with-Jane-Blog-Pests-and-fungi-How-to-get-rid-of-pest-bugs

Many organisms are associated with Cannabis crops, some of them are beneficial and some are harmful to the plant. Those organisms considered harmful to the plant are also called pests. Spider mites, thrips, fungus gnats, and aphids are some of the most common insect and arachnid “bug” pests in indoor marijuana crops. In this article, … Read more

Pests in Cannabis plants: how to prevent them

Pest cannabis grow with jane

What is a pest? In Cannabis growing, pests are all those organisms capable of harming or destructing plants. Pests that attack Cannabis plants include insects, fungi, nematodes, bacteria, and viruses, among others. Learn which are the most common pests found in Cannabis indoor crops and how to prevent them. Keep bugs off plants without pesticides! … Read more

Grow with Jane Update 1.8

We wanted to share the news with one of the best releases of Grow with Jane!  Here at Grow with Jane, we are proud to be working on the best app for cannabis growing! To make it even better, we’ve been working hard and implemented one of the more requested features: With Grow with Jane, … Read more

Cannabis XXL: How to get high yielding strains

cannabis high yielding strains

Partnered with: Seedstockers When speaking about Cannabis seeds we always think about their genetics, White Widow, Haze, AK 47, but what is cannabis genetics? How is a high-yielding strain bred? To explain it in an introductory way, Cannabis genetics dictates the characteristics that the plant will have, such as size and growth time, but also … Read more

Cannabis flowering stage: a guide for beginners

Flowering Stage - A guide for beginners

Cannabis flowering stage: a guide for beginners In this article, you can find information about Cannabis flowering, week by week, with photos and pictures. The flowering stage in Cannabis plants is the period when plants grow their buds. After some weeks of vegetative growth, Cannabis plants will be able to flower when the photoperiod switches. … Read more

Knowledge Base

Hey there! We’re currently working on building our knowledge base. While we’re constantly adding new information, some parts may be missing or outdated. We appreciate your patience and understanding as we work to provide you with the most accurate and helpful resources possible. Grow with Jane App Your grow How to create a tree Change … Read more

Grow with Jane 1.3.0 Released!

[et_pb_section fb_built=”1″ _builder_version=”3.22″][et_pb_row _builder_version=”3.25″ background_size=”initial” background_position=”top_left” background_repeat=”repeat”][et_pb_column type=”4_4″ _builder_version=”3.25″ custom_padding=”|||” custom_padding__hover=”|||”][et_pb_text _builder_version=”3.27.4″ background_size=”initial” background_position=”top_left” background_repeat=”repeat”] Hi everybody! Happy new year! We are glad to announce that Grow with Jane v1.3.0 was released! The updates you asked for are finally here! What’s new? We added a lot of properties to the Actions for better tracking your … Read more