In a window display at a flower shop, there are 3 spots for 1 plant each. To fill these 3 spots, Emily has 6 plants to select from, each of a different type. Selecting from the 6 plants, Emily can make how many possible display arrangements with 1 plant in each spot?

(Note: The positions of the unselected plants do not matter.)

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In the first slot, there are 6 possible plant placements. In the second slot, after the first one has been selected, there are 5 more to choose from. Finally, the last slot can take any of the 4 remaining plants.

$$ 6\cdot 5\cdot 4 = \boxed{120} $$