You've checked your trichomes. You've seen enough amber. The drying room is ready. It's time to cut the plant down.
Harvest day is the transition from "growing" to "processing," and how you handle this transition determines whether the last 3–4 months of work produce a premium product or a mediocre one. It's not complicated, but it needs to be done right.
Before you chop: the pre-harvest checklist
Do these the day before (or morning of) harvest:
- Drying space is set up — dark room, 60°F, 60% RH, gentle airflow, hanging lines or drying rack in place. Don't scramble to set up after cutting — the clock starts when the plant comes down
- Tools are clean — sharp scissors or pruning shears, sterilized with isopropyl alcohol. Dull scissors crush stems instead of cutting cleanly, which slows drying at the cut point
- Jars or containers ready — for the trim (sugar leaf trim is hash material, don't throw it away)
- Gloves — nitrile or latex. Trichomes are incredibly sticky and will coat your hands, which is lost potency and a mess that takes isopropyl to remove
- Turkey bags or large paper bags — for holding branches during transport to the drying area
- Rubbing alcohol and paper towels — for cleaning scissors as they gum up with resin (every 10–15 minutes of trimming)
- Music or a podcast — trimming is tedious. You'll be at it for hours. Make it enjoyable
The chop: step by step
Step 1: Stop watering 24–48 hours before
Let the soil dry back before harvest. A dehydrated plant has slightly lower water content in the stems and buds, which gives you a head start on drying. Some growers extend this to 48 hours. Don't go longer — you want a controlled dry-back, not a dead plant.
Step 2: Check trichomes one final time
This is your last chance to wait if they're not ready. Once you cut, there's no going back. Use a loupe or USB microscope on a mid-canopy bud (not the top cola and not the lowers). Look for 10–20% amber trichome heads with the rest milky/cloudy.
See our when to harvest guide for the full trichome reading technique.
Step 3: Whole-plant chop or branch-by-branch?
Whole-plant chop (recommended for most growers):
- Cut the main stem at the base, right above the soil
- Hang the entire plant upside down in the drying area
- Pros: simplest method, slowest and most even drying
- Cons: needs more vertical space; not practical if the plant is too large for the drying space
Branch-by-branch:
- Cut individual branches from the main stem
- Hang each branch separately
- Pros: fits in tighter drying spaces, lets you stagger harvest if lower buds need more time
- Cons: slightly faster drying (less mass to slow moisture release)
Staggered harvest (for advanced growers):
- Harvest the top colas first (they ripen earliest) and let the lower buds continue for another 5–7 days under the light
- This gives the lower buds more time to mature and increases their final size and potency
- Only practical with some plant structures — a heavily defoliated plant doesn't benefit because lower buds are already exposed
Step 4: Remove the large fan leaves
Whether you wet-trim or dry-trim, the large fan leaves (the big, stemmed leaves with little to no trichomes) come off immediately. They don't have significant cannabinoid content, they slow drying by trapping moisture, and they take up space on the drying line.
How: grab the fan leaf at the base where it meets the stem and pull it downward sharply. On a freshly harvested plant, fan leaves pull off cleanly. If they resist, snip with scissors flush to the stem.
Save or discard? Fan leaves have minimal trichomes. Unless you're making edibles in bulk, they can be composted.
Step 5: Decide on wet trim or dry trim
This is the biggest decision of harvest day.
Wet trim — trim the sugar leaves (the small, trichome-covered leaves protruding from the buds) immediately after cutting, while the plant is still wet.
| Advantage | Disadvantage |
|---|---|
| Easier — wet leaves stand up, are easier to see and cut | Faster drying (less leaf coverage → more exposed bud surface) |
| Buds look manicured immediately | Potentially lower terpene preservation |
| Less trimming work later | Sticky mess — scissors gum up constantly |
| Better for dry climates (faster drying prevents over-drying) |
Dry trim — hang the branches with sugar leaves still attached. Trim the sugar leaves after drying (before curing).
| Advantage | Disadvantage |
|---|---|
| Slower, more controlled drying | Harder — dry leaves curl into the bud |
| Better terpene preservation (leaves protect bud surface) | More space needed on the drying line |
| Less handling of wet, fragile buds | You trim twice: fan leaves now, sugar leaves later |
| Better for humid climates (leaf coverage slows drying in already-slow conditions) |
The recommendation: dry trim if your drying environment allows it (you can hit 60°F/60% RH for 10+ days). Wet trim if your drying space is dry or warm and buds would over-dry with the sugar leaves removed.
Step 6: Hang the branches
- Upside down — hang from the cut end, buds pointing down
- 6–8 inches between branches — airflow needs to circulate freely around each branch
- Don't let buds touch each other — contact points trap moisture and can develop mold
- Don't let buds touch the wall — same reason
- Use sturdy line, wire, or hangers — not thin string, which can cut into wet stems and drop branches onto the floor at 3 AM
What to do with the trim
Sugar leaf trim
The small leaves trimmed from around the buds are coated in trichomes. This is valuable hash material. Don't throw it away.
- Collect it in a paper bag or turkey bag as you trim
- Freeze immediately if you plan to make bubble hash — fresh-frozen trim preserves terpenes
- Dry it if you plan to make dry sift, edibles, or press rosin later
One plant's trim can produce 2–5 grams of hash or enough cannabutter for a batch of edibles. See our bubble hash guide for extraction.
Stem material
Stems have minimal cannabinoid content. Some growers save them for stem tea or compost. The practical reality: stems aren't worth processing unless you have pounds of them.
The 10 harvest-day mistakes
- Harvesting too early — the #1 mistake. Check trichomes, not pistils. Two more weeks is a meme, but it's often correct
- Not having the drying room ready — setting up while the plant hangs somewhere inappropriate is a fast track to uneven drying
- Using dull scissors — crush cuts damage stems and create inconsistent drying points. Use sharp shears and clean them with ISO alcohol as they gum up
- Not wearing gloves — resin on bare hands is lost potency and a 30-minute cleanup job
- Handling buds roughly — every time you squeeze, bend, or drop a bud, you knock off trichome heads. Handle branches by the stems, not the buds
- Throwing away trim — sugar leaf trim is hash material. Always save it
- Cutting in direct light — trichomes are partially transparent. Strong light during cutting accelerates THC degradation. Work under normal room lighting, not grow lights
- Rushing the trim — a sloppy trim job with big leaves left on affects the final product's appearance, burn quality, and dry time. If you're tired, stop and finish tomorrow
- Crowding the drying space — branches packed tightly restrict airflow and create pockets where humidity spikes. More space between branches is always better
- No documentation — take a final photo, note your yield (number of branches, estimated weight), and record the trichome state. This data improves your next harvest timing
After the chop
The plant is down. The branches are hanging. Now the drying phase begins — and it's the next critical juncture where quality is either preserved or lost.
For the full drying protocol, see our drying room setup guide. For the curing phase that follows, see curing in jars.