Precision Light Intelligence for Serious Plant Growers
Your plants deserve more than guesswork.
HelioDendron is a scientific-grade light calculation toolkit designed for collectors and growers of rare plants. Whether you're growing succulents, orchids, carnivorous plants, or exotic species, precise light control is the key to healthy growth—and now it's finally simple.
🌞 DLI Calculator — Master Plant Light Intake
Daily Light Integral (DLI) is the most important metric in plant growth.
HelioDendron lets you:
Calculate exact DLI from PPFD and photoperiod
Reverse-calculate required PPFD from target DLI
Eliminate guesswork and trial-and-error
Know exactly how much usable light your plants receive—every day.
💡 Lux / PPFD Converter — Use Any Light Meter
Turn basic tools into precision instruments:
Convert lux to PPFD based on light spectrum
Supports Sunlight, LED, HPS, and Fluorescent
Real-time updates across lux, PPFD, and foot-candles
Understand plant-usable light, not just brightness.
🌿 Shade Estimator — Prevent Light Damage
Protect your plants from excessive light:
Input peak sunlight intensity
Get exact shade cloth percentage
See resulting light levels instantly
Avoid costly mistakes and plant damage.
🌱 Flora Database — Light Data for Rare Species
Access curated data for unique plants:
Species-specific DLI and PPFD ranges
Expert light-focused care notes
Includes rare and exotic plants
Examples include:
Lithops (Living Stones)
Nepenthes rajah
Welwitschia mirabilis
Monstera obliqua
🎯 Built for Serious Growers
HelioDendron is designed for those who treat plant care as a science:
Rare plant collectors
Greenhouse growers
Advanced hobbyists
Botanical enthusiasts
🔒 Privacy & Simplicity
No accounts
No subscriptions
No data collection
Works fully offline
Use it anywhere—even inside your greenhouse.
🚀 Why HelioDendron?
Accurate, science-based calculations
Spectrum-aware light conversions
Protect valuable and rare plants
Make confident growing decisions
Stop guessing. Start measuring. Grow with certainty.
Download HelioDendron and take full control of your plant lighting.