Soil health cards have already proved India can collect soil data at scale; the remaining challenge is political and institutional

India’s Soil Health Card (SHC) programme has created one of the world’s largest soil databases. But the country is still grappling with how to use it meaningfully. The programme has issued around 20 crore (200 million) cards from millions of geo‑tagged samples, built a national nutrient map, and set up labs, portals, and a digital engine capable of giving fertiliser advice plot by plot. On paper, policy documents imagine SHC data guiding cropping patterns and local soil action plans through maps and GIS tools. In practice, however, the data is still used mainly to monitor the scheme itself—counting samples and cards—rather than to shape fertiliser policy or change how inputs are sold. When farmers do follow SHC recommendations, fertiliser use becomes more balanced, input costs fall, and yields usually hold steady or improve, suggesting that the technical system works; it is real‑world use that lags behind.

What farmers actually see

Criticisms of SHC are less about lab chemistry and more about how uneven and confusing the whole chain is—from sampling to the advice farmers finally receive. Sampling protocols vary by state, quality checks are weak, turnaround times are slow, and the cards are packed with technical text that does not match what farmers see in their fields. In a village near Lakhimpur, Uttar Pradesh, tribal farmers said their soils had never been tested. A sugarcane-maize farmer there felt soil testing “sounds important” but trusted his dealer more, because the dealer not only tells him “ye wala dal toh fasal mazboot rahegi” but also gives him credit. In Sitapur district, a woman farmer said, “Humne kabhi bhi aisa koi test suna nahi hai” — for her, soil testing has simply never entered her world. Another farmer from Gola, Sitapur, busy harvesting potatoes, said he does not know about soil tests and just buys whatever manure and fertiliser the dealer suggests; for him, soil health advice does not compete with dealer advice because it is absent altogether.

What dealers and companies do

Agri retailers themselves underline this gap. A big Shahjahanpur dealer with a Rs 10 crore turnover says labs are either too costly or “only on paper,” and openly admits, Humare paas jo aata hai, jo maangte hain, wohi dete hain—test ka kya kaam?” Demand, not data, drives sales. In Mahuli, Sitapur, another dealer says company or mill “testing” often produces identical reports or mixed‑up village samples, turning cards into meaningless paperwork. A farmer in his shop puts it bluntly: with soils there is “na test, na doctor,” unlike blood tests where a doctor interprets results. Senior agri input sales representatives reinforce this logic, pushing crop‑growth promoters, pesticides, and “strong” combo packs that give fast, visible results and high margins, while ignoring invisible issues like low soil organic carbon. For them, demo plots are about proving the product works, not explaining what the soil lacks or how to fix it.

Data without behaviour change

All this leaves a deep gap between the SHC database and how farmers actually behave. Most cannot read the cards easily, do not find them convincing, or simply fall back on habit and dealer advice, so their buying patterns barely shift. An agri input dealer from Lakhimour district, says farmers want “fasal badhane wale doctor” i;e chemical inputs —not lessons on carbon or micronutrients. Of his 700‑plus customers, not one does soil testing.

At the system level, SHC data still has little bite. District plans, subsidies, and regulation reward sales volume more than soil balance. Dealers keep selling, and farmers keep applying, high nitrogen inputs even where organic carbon is collapsing. Government portals track how many cards are produced but do not offer simple village‑level dashboards that farmers, FPOs, or local groups can actually use. So, the SHC system behaves like a technocratic reporting tool—good for files rather than a public decision tool.

A big asset, treated like a side scheme

This high‑quality soil asset—over 20 crore SHCs reporting 12 key nutrients and soil properties and generating plot‑specific fertiliser advice—can cut costs while protecting yields when used. Yet it is still treated mainly as a scheme output (cards), not as information that should drive input choices, cropping patterns, or public budgets. Much of the “testing” remains “on paper,” so the system proves that the data and science work but fails to turn them into behaviour change; the real failure is adoption and integration.

Turning SHC from scheme to soil operating system

A more ambitious approach would turn SHC into the shared operating system for soils, not just a scheme. Instead of stopping at individual cards, key parameters should be aggregated into simple village and block‑level indices and maps, shared with KVKs, FPOs, SHGs, academia and dealers so conversations move from “zyada urea, zada spray” to clear problems like low carbon or zinc deficiency. Incentives must align with this picture: districts with poor soil health get stronger support for compost, manure, biofertilisers, and micronutrients, while subsidies for over‑used nutrients taper and grants are tied to improvements in soil indicators.

All advice systems need to become soil‑aware by default: call centres, apps, and extension should automatically pull SHC data before giving recommendations, and private firms using public soil data should be obliged to align their guidance with soil conditions, not just sales targets. Regulators can overlay SHC maps with fertiliser and pesticide sales to spot “contradiction hotspots” where buying patterns clash with soil needs, then target these with focused demonstrations, communication drives, stricter oversight, and credit or scheme advantages for dealers who promote balanced nutrient use. Finally, soil data has to become a village commons, not a file in an office. Pilots in Bihar and Assam show that simpler, more visual cards—using colours, icons, low‑medium‑high bands, and crop‑wise tips—sharply improve farmer understanding; the government can scale such locally customised formats and embed them in FPO, and farmer‑club meetings. The SHC programme has already proved India can collect soil data at scale; the remaining challenge is political and institutional: stop treating it as a scheme, and start treating it as open, living soil infrastructure so that every bag of fertiliser and every bottle of pesticide, in effect, has to answer to the soil first.

Abhay Kumar Singh is a development professional

Views expressed are the author’s own and don’t necessarily reflect those of Down To Earth