The almanac
Grow guides
Seedling Care: The Fragile First Two Weeks
Light distance, watering rhythm, and humidity for seedlings — and why overwatering is the #1 killer.
beginner · 7 min read
Watering & pH: The Skill That Makes or Breaks Grow #1
How much, how often, and at what pH — the lift test, runoff reading, and why a $15 pH pen prevents most 'mystery' problems.
beginner · 8 min read
Seedling Troubleshooting: Stretching, Damping Off, and First-Week Disasters
The 8 most common seedling problems and their instant fixes — stretching, damping off, yellowing, curling, slow growth, and the mistakes that kill baby plants before they start.
beginner · 7 min read
Seed Starting Media: Rockwool, Rapid Rooters, Jiffy Pellets, and Straight Into Soil
Every seed needs a home for its first week of life — and the medium you choose affects germination speed, root health, and transplant success. A practical comparison of every common starter, with a clear recommendation.
beginner · 7 min read
Seedling Lighting: How Much Light, How Close, and For How Long
New seedlings are fragile — too much light bleaches them, too little makes them stretch. The exact PPFD targets, light heights, and schedules for the first 14 days, from germination through the first true leaves.
beginner · 6 min read
Transplant Shock: Prevention, Recognition, and Recovery
Transplanting is necessary but stressful — how to minimize shock, recognize it when it happens, and get the plant growing again. Covers timing, technique, root handling, and the recovery window.
beginner · 6 min read
The Seedling Stage: Week 1–3 Complete Care Guide
Your seed just sprouted — now what? Everything a seedling needs in its first three weeks: light, water, humidity, temperature, when to start feeding, and the mistakes that kill seedlings before they ever become plants.
beginner · 7 min read
pH for Cannabis: The Absolute Beginner's Guide
pH is the single most important number in cannabis growing — more important than nutrients, light, or temperature. If pH is wrong, nothing else matters because the plant can't absorb nutrients regardless of how much you feed. A plain-language guide to what pH is, how to measure it, and how to keep it in range.
beginner · 6 min read
Cannabis Plant Anatomy: Every Part of the Plant, Explained
Nodes, internodes, petioles, calyxes, pistils, trichomes, fan leaves, sugar leaves — what each part of the cannabis plant does, why it matters for growing, and how to read your plant's structure to make better training and harvest decisions.
beginner · 8 min read
The Science of Watering Cannabis: Transpiration, Osmosis, and Wet-Dry Cycles
Why cannabis needs wet-dry cycles, how transpiration drives nutrient uptake, what osmotic pressure means for salt-based feeding, and the physics behind why overwatering suffocates roots. The science that makes you a better waterer.
advanced · 8 min read
DLI for Cannabis: Optimizing Daily Light Integral by Growth Stage
DLI (Daily Light Integral) is the total photons your plant receives per day — the single number that determines whether your light is too weak, too strong, or dialed in. How to calculate it, what each growth stage needs, and how to adjust for your specific setup.
advanced · 7 min read
Growing from Clones: From Cutting to Harvest
Everything that's different about growing from clones vs. seeds — rooting, transplanting, veg timing, training adjustments, and the common mistakes that kill fresh clones in the first week. For growers receiving their first clone from a dispensary or friend.
beginner · 7 min read
Light Spectrum Science: How Color Drives Cannabis Growth
Why your plant responds differently to blue, red, far-red, and UV light. The photobiology behind spectrum choices — photosynthesis action spectra, phytochrome switching, the Emerson enhancement effect, UV-B and trichome production — and what it means for choosing and tuning your LED.
advanced · 8 min read