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Field notes on crop disease, pests and organic farming

Every article here is written for someone standing in a field with a phone: short diagnosis steps, organic treatment options you can source locally, and no paywall.

Crop disease identification

Tell one leaf spot from another before you spray anything.

Tomato leaf disease identification: a visual field guide

Identify tomato leaf diseases from what you can see: early blight, late blight, septoria leaf spot, bacterial spot, leaf curl virus and nutrient burn — with organic treatment for each.

7 min read

Organic remedies & inputs

Mixing ratios, spray timing and homemade inputs that actually work.

Neem oil for plant fungus: mixing ratios that work

How to use neem oil against powdery mildew, rust and leaf spot: correct dilution, emulsifier ratio, spray timing, what it cannot treat, and the mistakes that burn leaves.

5 min read

Soil, season & planning

Soil health, rotation, companion planting and seasonal risk planning.

Companion planting chart for vegetable crops

A practical companion planting chart for tomato, chilli, onion, brinjal, maize and pulses — which pairs suppress pests, which combinations to avoid, and how to lay out rows.

6 min read

Diagnose a leaf offline

Photograph it, get a result without signal.

Local pest radar

See what neighbours are reporting nearby.

Organic remedies

Recipes and suppliers for treatment.