Grow calculators & tools

Science-backed interactive tools to dial in your environment, balance your lighting, and plan your harvest yields. No guesswork, just target metrics.

Light & DLI Calculator

Estimate PPFD and Daily Light Integral (DLI) to ensure your plants are receiving optimal light without burn.

Calculate exact vapor pressure deficit using room temp, relative humidity, and leaf offset. Optimize transpiration.

Estimate your dry yield in grams and ounces based on grow space, light type, actual wattage, and medium.

Generate a customized week-by-week calendar with environmental targets and checklists tailored to your medium and strain.

Diagnose yellow leaves, brown spots, drooping, or mold. Get immediate, smart solutions for your plant problems.