Your personal Blueberry Coach.

Click anywhere on the map to instantly know if you can grow blueberries there — chill hours, site classification, best varieties, and full production economics. Built for Indian growers and NRI investors.

Analyse My Site Now →

10 yrs

Historical data depth

Chill models included

Global

Coverage incl. India

— CP Chill Portions (Dynamic)

Workflow

Three steps to orchard intelligence

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Click your location

Drop a pin anywhere on Earth. Our tool fetches 10 years of hourly temperature records from ERA5 Land or NASA POWER depending on your region.

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Choose your model

Pick from three scientifically validated models: Utah (classic), Low-Chill (warm regions), or the Dynamic Model (chill portions) — the gold standard for variable climates.

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Get variety recommendations

Based on your chill portion total, we match the 5 best blueberry varieties for your climate — complete with expected harvest windows and compatibility ratings.

Interactive Tool

Chill Hour Calculator

🫐 Blueberry Coach — Click any location to analyse it

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📍 Tap any location on the map to analyse it

📍 Click or tap anywhere on the map to fetch 10 years of climate data for that location

Chill Model

Simple Chilling Hours (0–7.2°C)

Every hour between 0 and 7.2°C counts as 1 hr. No negation. Nov 1–Feb 28 window.

Utah Model (Richardson 1974)

Weighted chill units with warm-temperature negation. 1.4–9.1°C = positive, >16°C = negative. Matches UC Davis calculator.

Low-Chill Model (7.2–12.8°C)

Counts hours between 7.2 and 12.8°C. Designed for warm-winter climates.

Dynamic Model ★ (Chill Portions)

Full Fishman/Erez 1987–90 algorithm. Best for India, Mediterranean, variable winters. Matches chillR / UC Davis.

Results

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Click a location on the map to see chill accumulation data and blueberry variety recommendations for that spot.

Latest season

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10-yr average

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Best year

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Worst year

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Dynamic Model Chill Portions

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avg portions/season (Fishman 1987)

Site Intelligence

Your Site Analysis

Based on 10 years of hourly climate data for your exact location — chill zone classification plus key agronomic risk factors.

Climatic Challenges

Crop Intelligence

Varieties for Your Site

Three tiers of variety — 🌱 Public (open source, no royalty), 🔵 Premium (licensed, higher yield & shelf life), and ⭐ Super Premium (exclusive Sekoya® — jumbo, 45+ day shelf life). Your plan unlocks each tier.

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Calculate chill hours for a location first,
then your personalized variety recommendations will appear here.

Economics & Production

Production Intelligence

Planting economics, infrastructure requirements, yield progression and India market price history — tailored to your site's chill zone.

Shareable site intelligence report for agronomists, banks & farm partners

📊 Investment Planner

PRO

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Unlock Blueberry Coach

Site analysis · Variety recommendations · Production economics

🔵 Basic Plan

₹999

per year

✓ All 5 variety recommendations + full agronomic specs
✓ Site analysis — chill zone + climate challenges
✓ Production economics + India market price history
✓ Save up to 5 sites & compare 3 side-by-side
– PDF site report (Pro only)

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