Your plants won’t thrive if your environment’s off, but here’s how to fix that fast: Choose your weakest link first, is it humidity, temp, or airflow? Use a mechanical timer or controller to keep humidity steady. Stay in the sweet spot: 18/6 light cycle and PPFD around 500 for healthy veg growth. Once you get your humidity, temperature, and light dialed in, your plants will grow faster, stronger, and stress-free