Springtime is the season of uncontained optimism.

As the days grow longer, and the sun grows stronger, it feels time to do something outrageous. We dig into the earth, carefully plow and pulverize hard clods into fine loam. We remove the weeds and grasses. We add extra nutrients to enrich the prepared soil. Then into that lush, fertile mixture we gently deposit . . . dried up, shriveled, little (sometimes downright tiny), seemingly completely dead bits of matter. We call them “seeds.”

Nothing looks less “lively” than a seed. The tiniest ones lettuces, carrots, radishes are so minuscule that planting them is like putting into the soil grains of coarse black pepper. Corn and beans “look” like corn kernels and soup beans. Well, they look like corn kernels and beans that have been lost on th…