Brandwave

Adama vs Corteva Agriscience:Which is more popular?

In September 2026, Corteva Agriscience had more branded searches than Adama among crop protection brands in New Zealand. Corteva Agriscience had about 50 branded searches, while Adama had 30. Corteva Agriscience made up 4.3% of all crop protection brand searches we track, and Adama accounted for 2.6%. When we asked ChatGPT and Google AI Overviews about crop protection brands, Adama appeared in four of the five answers and Corteva Agriscience in two. Adama was mentioned before Corteva Agriscience in two out of three answers that named either.

Among crop protection brands in New Zealand in September 2026

Who do people search for more?

Corteva Agriscience, about 67% more searches than Adama

Corteva Agriscience 50 searchesAdama 30 searches

Who does AI mention more?

Adama, mentioned in 4 of 5 answers, Corteva Agriscience in 2

Adama in 4 of 5Corteva Agriscience in 2 of 5

Who does AI recommend more?

Adama, named ahead of Corteva Agriscience in 2 of 3 answers

Adama first in 2Corteva Agriscience first in 1

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Top crop protection brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Adama was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Corteva Agriscience was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Adama was listed before Corteva Agriscience in two out of three answers that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Bayer Crop Science1st
  2. Syngenta2nd
  3. BASF Agricultural Solutions2nd
  4. Nufarm4th
  5. Adama5th
  6. Corteva Agriscience6th
  7. FMC7th
  8. UPL8th
  9. Key Industries–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Syngenta4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Adama4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Nufarm3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Bayer Crop Science3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • BASF Agricultural Solutions3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Corteva Agriscience2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • UPL1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • FMC1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Key Industries0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about crop protection brands

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.

Is Adama or Corteva Agriscience more popular in search?

This chart shows how often people search Google for Adama and Corteva Agriscience by name. Each line represents a brand's share of searches for all nine crop protection brands we track, month by month, from searches in New Zealand.

Adama and Corteva Agriscience among crop protection brands in New Zealand, by month

Share of searches by month for Corteva Agriscience, Adama. The figures are in the table below the chart.

View monthly share of searches table
MonthKey IndustriesSyngentaUPLNufarmCorteva AgriscienceAdamaBayer Crop ScienceFMCBASF Agricultural Solutions
Oct 202539.7%18.2%26.4%7.4%4.1%1.7%1.7%0%0.83%
Nov 202543.7%19.3%20.7%9.6%1.5%2.2%1.5%0.74%0.74%
Dec 202544.9%20.6%17.8%7.5%2.8%2.8%1.9%0.93%0.93%
Jan 202638.2%16.7%28.4%9.8%3.9%2%0.98%0%0%
Feb 202643.6%20%20.9%6.4%2.7%3.6%1.8%0%0.91%
Mar 202646.1%19.5%20.3%7%2.3%2.3%1.6%0%0.78%
Apr 202640.7%18.6%27.1%5.9%4.2%1.7%0.85%0%0.85%
May 202637.8%21.3%28.3%5.5%3.1%0.79%1.6%0.79%0.79%
Jun 202646.2%21.2%19.2%4.8%4.8%1.9%0.96%0%0.96%
Jul 202637.1%23.8%26.7%6.7%2.9%0.95%0.95%0.95%0%
Aug 202636.8%24.5%23.6%8.5%1.9%3.8%0.94%0%0%
Sep 202641.7%21.7%20%7%4.3%2.6%1.7%0.87%0%

How has the Adama and Corteva Agriscience comparison changed over the last 12 months?

3 findings
  • The lead changed hands 6 times in the 12 months ending September 2026: Adama took it in November 2025, Corteva Agriscience took it in January 2026, Adama took it in February 2026, Corteva Agriscience took it in April 2026, Adama took it in August 2026, Corteva Agriscience took it in September 2026.
  • Across the 12 months ending September 2026, Adama’s share of searches among crop protection brands in New Zealand moved from 1.7% to 2.6%, and its estimated monthly branded searches moved from 20 to 30.
  • Across the 12 months ending September 2026, Corteva Agriscience’s share of searches among crop protection brands in New Zealand moved from 4.1% to 4.3%, and its estimated monthly branded searches held steady at 50.

How did search popularity change for New Zealand crop protection brands in September 2026?

2 changes

  1. In September 2026, Corteva Agriscience overtook Adama to rank 5th among crop protection brands in New Zealand, with 4.3% of the searches.

  2. In September 2026, Adama lost share of searches among crop protection brands in New Zealand, from 3.8% to 2.6%.

How are branded searches counted?

10 search terms

Brandwave collects information about searches that people make online using Adama’s and Corteva Agriscience’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Adama

9 branded search terms

  • adama atrazine
  • adama glyphosate
  • adama herbicide
  • adama herbicide products
  • adama paranex
  • adama paraquat
  • adama pendimethalin
  • atrazine adama
  • galigan adama

Corteva Agriscience

1 branded search term

  • corteva agriscience

How the Brand Demand Index is measured

Other head-to-heads among crop protection brands

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