The white column halted its vertical growth some eight feet above their heads.

The short supply of available space in the Wall Street neighborhood, where most companies wanted to establish themselves, led to vertical growth.

It also has extremely slow vertical growth which means that it only needs to be mowed once a month.

The vertical growth of the marsh surface may not be able to keep pace with higher water levels if sediment input is insufficient.

The vertical growth of microatolls is limited by average tidal height.

But when it comes to the vertical growth beyond the field, we're still locked in at the raw material base.

The result is a fuller, fatter growth as side shoots take the place of the vertical growth.

As the organization grew, the levels were expected to subdivide into new cells, creating the potential for both horizontal and vertical growth.

As this occurs chemicals are released that promote the vertical growth of the shell.

But what is the rule for vertical growth?