CRIS: Cannabis Grow Journal

CRIS is more than a grow journal. It combines strain planning, clone management and real data analysis into one tool that follows your grow from seed to harvest — stored locally on your device, with no account and no server. Built for adult home growers who want to understand their grow, not just log it. 🧬 STRAIN LIBRARY & MATCHING • Keep every strain with breeder, type, indica/sativa, flowering time and height • Track your seed stock and average cost per seed, purchases recorded as lots • Matching tool: set your limits (flowering time, height) and CRIS rates every strain with a traffic light — the best fit for your tent rises to the top ✂️ CLONES & MOTHER PLANTS • Bought clones tracked as lots, with stock and cost per cutting • Take your own cuttings straight from a mother plant — with counts for cut and rooted, and the cost carried over from the mother automatically • Rooting rate and cost per clone at a glance 📊 GROW WITH REAL DATA • pH and EC trends for both feed water and runoff, week by week • Climate values: temperature, humidity, PPFD, VPD and CO₂ • Strain history: yield, efficiency and issues per strain, evaluated across all your grows 💶 KNOW WHAT A GRAM COSTS • Electricity (kWh × price), nutrients (ml × cost/L), substrate, seeds and clones, hardware depreciation — added up automatically into total cost and cost per gram • See exactly where your money goes and what home growing really costs you 🌱 DAILY GROW DIARY • Watering, feeding, climate, training, photos and notes — all in one place • Feeding schedules by week (ml/L or absolute doses); adjust a single week at any time without changing the template • Phases from germination to harvest, cover photo and weekly history per grow 🧮 BUILT-IN CALCULATORS VPD, PPFD to DLI, lux to PPFD, mixing pH and EC, DWC, yield, electricity cost CRIS PRO Free covers a full first grow: 1 active grow, 5 strains and clones. CRIS Pro grows with you: • Unlimited simultaneous grows, strains, clones and feeding schedules • Unlimited photos per diary entry • Unlimited grow areas PRIVACY FIRST CRIS keeps everything on your device. No account, no tracking, nothing sent to a server. Your grow data belongs to you. You create backups yourself — a single file you share and store wherever you like, including your own cloud. Free for everyone. 7 LANGUAGES English, German, Spanish, French, Italian, Dutch and Czech. LEGAL NOTICE CRIS is intended solely for adults in countries where private cannabis cultivation is permitted. It is a record-keeping and management tool — no sales, no marketplace, no sourcing information. Made by a grower, for growers.