Skip to content

The almanac

Grow guides

WK 08 · Flower · 12/12

The Flip: Switching to 12/12 Without Stress

When to flip, what changes in the tent, and how to ride the stretch — the two weeks that set up your whole flower run.

beginner · 7 min read

WK 09 · Flower · 12/12Members

Flowering Week by Week: What's Normal, What's Not

An 8-week visual timeline of flower — pistils, trichomes, fade, and feeding, with the warning signs that need action at each week.

intermediate · 12 min read

WK 5–8 · Flower · 12/12Members

Maximizing Bud Quality: Density, Frost, and Bag Appeal

The controllable factors that separate dense, trichome-coated buds from airy popcorn — light intensity, temperature swings, nutrient timing, and the finishing tricks that competition growers use.

intermediate · 10 min read

WK 4–7 · Flower · 12/12

Watering in Flower: Frequency, Runoff, and the Dry-Back Cycle

Watering changes when the plant starts flowering — bigger roots, more transpiration, different nutrient demand. How to read the plant, manage runoff, and avoid the overwatering trap that ruins late-flower buds.

beginner · 7 min read

WK 7–10 · Flower · 12/12Members

Late Flower and Ripening: Weeks 7–10 and the Finish Line

The final stretch of flower is where patience separates mediocre harvests from exceptional ones. What to feed, when to stop, how to read ripeness signals, and the last-week protocols that maximize potency and bag appeal.

intermediate · 9 min read

WK 4–8 · Flower · 12/12Members

Breeding Cannabis at Home: Pollen Collection, Crosses, and Seed Production

Make your own seeds by crossing two strains you love. Pollen collection, controlled pollination, seed maturation, and what to realistically expect from a home breeding project.

advanced · 10 min read

WK 1–6 · Flower · 12/12Members

Advanced Canopy Management: Even Light, Maximum Yield

Beyond basic LST — how to build, maintain, and optimize a flat, even canopy where every bud site receives equal light. The techniques pro growers use to squeeze maximum yield from a fixed footprint.

advanced · 9 min read

WK 1–10 · Flower · 12/12Members

Feeding in Flower: The Week-by-Week Nutrient Strategy

Flowering is when nutrient management matters most — the wrong ratio at the wrong time costs yield, potency, and bag appeal. A week-by-week feeding strategy from flip to flush for soil, coco, and hydro.

intermediate · 9 min read

WK 8+ · Flower · 12/12Members

Re-vegging and Monster Cropping: Getting a Second Harvest from One Plant

Two advanced techniques for extending a plant's life beyond a single harvest — re-vegging a harvested plant for a second cycle, and monster cropping (cloning from flower) for explosive branching without seeds.

advanced · 8 min read

WK 3–8 · Flower · 12/12

Hermaphrodites and Nanners: How to Prevent Seeded Buds

Your female plant just grew pollen sacs — or worse, tiny banana-shaped 'nanners' appeared inside the buds. What caused it, what it means for your harvest, and whether you can save the crop.

beginner · 6 min read

WK 1–2 · Flower · 12/12

The First Two Weeks of Flower: Managing the Stretch

You flipped to 12/12 — now what? The first two weeks of flower are the most chaotic period of the grow. Your plant doubles in height, nutrient demands shift, and everything you set up in veg gets tested. How to manage the stretch, when to switch nutrients, and what to watch for.

beginner · 6 min read

WK 3–7 · Flower · 12/12Members

PK Boosters and Bloom Supplements: What Works, What Doesn't

Every nutrient company sells a bloom booster — extra phosphorus and potassium to fatten buds. Some deliver real results. Others are expensive water. How PK boosters work, when to use them, which ones are worth buying, and how to avoid the common overdose that actually shrinks your yield.

intermediate · 7 min read

WK 1–8 · Flower · 12/12Members

Maximizing Yield: Grams Per Watt and How to Increase It

Yield isn't about luck or magic nutrients — it's the intersection of light, canopy management, nutrition, and environment. How to measure yield properly (grams per watt, not grams per plant), the factors that matter most, and practical changes that deliver the biggest improvements.

intermediate · 8 min read

6-8 · Flower · 12/12

Purple, Blue, and Dark Cannabis: The Science of Color Expression

Why some buds turn purple, how anthocyanins work, which strains carry the genetics for color, the role of cold temperatures vs. genetics vs. deficiency, and why color doesn't affect potency — but does affect bag appeal and terpene profile.

intermediate · 7 min read

ANY · Flower · 12/12Members

Advanced Cannabis Breeding: Backcrossing, Selfing, and Trait Selection

Beyond pollen-chucking: how to stabilize traits through backcrossing, create feminized seeds by selfing with colloidal silver, hunt phenotypes in F2 populations, and read segregation ratios. Practical breeding genetics for home growers with real examples.

advanced · 9 min read

3-8 · Flower · 12/12

Cannabis Odor Control: Beyond Carbon Filters

A flowering cannabis plant can fill a house with smell. Carbon filters, negative pressure, gel neutralizers, ozone (and why you shouldn't use it), duct routing, and the schedule of when smell gets intense — practical odor control for apartment and shared-space growers.

beginner · 6 min read

1-3 · Flower · 12/12

Managing the Flower Stretch: Weeks 1–3 of Bloom

Cannabis can double in height during the first three weeks of flower. How to predict, plan for, and control the stretch — supercropping, trellis nets, dimming, temperature differentials, and when to flip based on available headroom.

beginner · 6 min read

3-8 · Flower · 12/12

Growing Dense Buds: Why Some Flower Is Rock-Hard and Yours Isn't

Airy, fluffy buds are the most common quality complaint from home growers. The 7 factors that determine bud density — light intensity, temperature, genetics, nutrients, training, airflow, and harvest timing — ranked by impact, with actionable fixes for each.

beginner · 6 min read

ANY · Flower · 12/12

How to Flush Cannabis Plants: When, Why, and the Right Way

Flushing — running plain water through the medium to remove salt buildup — is a maintenance technique, not just a pre-harvest ritual. When flushing solves real problems (nutrient lockout, salt accumulation, toxicity), how to do it correctly without drowning roots, and the difference between maintenance flushing and pre-harvest flushing.

beginner · 5 min read

1-6 · Flower · 12/12

When to Defoliate Cannabis: The Timing That Makes or Breaks It

Defoliation helps when done at the right time and hurts when done at the wrong time. The three safe defoliation windows, how much to remove at each, what to leave, and the stages where touching a leaf costs you yield.

intermediate · 5 min read

3-8 · Flower · 12/12Members

UVB Light and Cannabis: Trichome Production, Stress Response, and Practical Use

UVB radiation triggers cannabis to produce more trichomes as a natural sunscreen. The science behind UV-driven resin production, which UV wavelengths matter, how much exposure is safe, which fixtures to use, and how to add UVB to your grow without burning your plants or yourself.

advanced · 6 min read

1-4 · Flower · 12/12Members

Making Feminized Cannabis Seeds: STS Reversal, Colloidal Silver, and Pollination

Feminized seeds are made by forcing a female plant to produce pollen, then using that pollen on another female. The result: seeds that are virtually 100% female. How STS and colloidal silver work, the reversal process step by step, pollination timing, seed harvesting, and the safety precautions most guides skip.

advanced · 7 min read