semilla in English:

If you plant an apple seed, it might grow into a tree.

XYZ used to be a good restaurant, but it has gone to seed now.

Bad seed must produce bad corn.

Poppy seed muffins are her favorites, but there are days when she must settle for blueberry.

Life's seed is laid.

The farmers were scattering seed on the fields.

He raised tomato plants from seed.