Ray99

https://www.mangago.me/read-manga/koi_saku_potager/

Love tractor

https://www.mangago.me/read-manga/restart_wa_tadaima_no_ato_de/
https://www.mangago.me/read-manga/restart_wa_onaka_wo_sukasete/
https://www.mangago.me/read-manga/tractor_full_of_love/
hmm not particularly farming but wholesome, most of them aren't well known so look around for few you'd like https://www.mangago.me/home/mangalist/1125902/?filter=&page=4

(๑•ㅂ•)و✧+
https://www.mangago.me/read-manga/heart_no_kakurega/

https://www.mangago.me/read-manga/mujintou_lovers/ chapters 1 and 3

https://www.mangago.me/read-manga/darlin_iikagen_ni_shiya_gare/

https://www.mangago.me/read-manga/kimi_ga_koi_ni_oboreru/

https://www.mangago.me/read-manga/green_peace/

https://www.mangago.me/read-manga/nakai_kun_tachi_no_himegoto/

https://www.mangago.me/read-manga/tokyo_boy_meets_country/

https://www.mangago.me/read-manga/aijin/

https://www.mangago.me/read-manga/kachou_fuugetsu/

https://www.mangago.me/read-manga/liquor_cigarette/

https://www.mangago.me/read-manga/unintentional_love_story/

https://www.mangago.me/home/mangalist/1093184/

http://www.mangago.me/read-manga/sign_language/