無 Mu

"Mu" is a Japanese word that means "nothing". (https://selftaughtjapanese.com/2019/01/15/mu-%E7%84%A1-the-japanese-word)

無 pic is the word, mu, in kanji as a white emoji with an orange background. Google made it. (https://github.com/googlei18n/noto-emoji/blob/f2a4f72/svg/emoji_u1f21a.svg, Apache License 2.0 https://commons.wikimedia.org/w/index.php?curid=34839462)

Banner is a daikon radish patch beside flowering oregano with some grass, illustrating no-till, no pesticide & no "weeding".