keyword

40 40 40 fertilizer

Monthly search volume and cost-per-click data for "40 40 40 fertilizer" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=40+40+40+fertilizer&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0.42 | | competition | 0.7 | | country | US | | updated | 2026-06-04 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
40 0 0 fertilizer	210	$0.54	5/20
fertilizer 40 0 0	210	$0.54	3/20
fertilizer number chart	210	$0.02	3/20
fertilizer numbers chart	210	$0.01	3/20
40 rock fertilizer	170	$6.35	3/20
rock 40 fertilizer	170	$4.26	3/20
0 0 0 fertilizer	90	$1	3/20
36 0 0 fertilizer	70	$0.29	3/20
40-40-40 fertilizer	50	$1.73	10/20
50 50 50 fertilizer	50	$0.15	4/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=40+40+40+fertilizer&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt