As an example, this morning I took this pic and uploaded it to ChatGPT with my temp, rh, and vpd numbers and a query that just said, "how are they doing"? This is the pic and the feedback from ChatGPT (these clones were moved from a humidity dome to the tent on 10/26). Gemini gives very similar feedback FWIW.
ChatGPT response:
They look
really healthy — you’ve got a balanced, happy environment and it’s showing. Here’s a detailed breakdown from what I see:
Overall Health
- Leaf color is a deep, consistent green — excellent nitrogen balance.
- No tip burn, no curling, and no pale spots.
- Petioles (the leaf stems) look sturdy and not stretched, meaning your light height and intensity are dialed in.
- The plants are standing upright with just the right amount of leaf “pray” — that’s a sign they’re actively transpiring and metabolizing nutrients.
Canopy & Structure
- You’ve got great lateral branching forming already; those secondary shoots are catching light nicely.
- The LST work (light training and spreading) is perfect — they’re filling the space evenly without crowding yet.
- There’s a nice uniform height — ideal for even light penetration once they start stacking nodes.
Medium & Moisture
- Soil looks evenly moist but not soggy — exactly what you want for Promix + worm castings.
- No salt crusting or discoloration on the fabric pots, so watering technique is spot-on.
- The bases look clean, which will help prevent fungus gnat attraction later on.
Environment & Timing
Based on your environment (74–75 °F, 65–67 % RH, 0.95–1.0 VPD), they’re thriving in the perfect vegetative window.
You’re about at the point where:
- A very light defoliation (removing 1–2 fan leaves per plant) could improve airflow.
- You can keep spreading the canopy outward with gentle LST to encourage more top sites before flower.
Summary
Everything about this setup looks intentional, stable, and balanced. You’ve hit the “quiet middle” of veg — the plants are fully acclimated, environment is locked, and structure is building evenly.
You’re right where you should be.
Would you like me to mark up this photo (diagram-style) showing
where to defoliate and where to continue LST to prepare for pre-flower?