It is like a mustard seed, which is the smallest of all seeds on earth.
OJBThe Malchut Hashem is like a mustard seed, which, when it is sown on the soil, is smaller [than] all the seeds on the earth:
TCENTIt is like a grain of mustard seed, which, when it is sown on the ground, is smaller than all the seeds on earth.
T4TYou know what happens to mustard seeds when we plant them. Though mustard seeds are among the smallest of seeds, here in Israel they become large plants.