Even where there is deep shade under large trees with thick root systems, these tough plants hold their own.

They are drought-tolerant, tough plants that do well in the island's sand and wind.

These are tough plants which can cope with neglect.

In fact, most of the eupatoriums are native plants, hardy and tough.

Such a dentition would have allowed to process relatively tough plants.

To cut these tough plants would have taken too much time.

But it also sounds as if you've got a tough plant, since it isn't dead yet.

These rather tough plants never give up, so it seems, and keep flowering as long as possible.

When the tough plants were pulled out, the pots fell apart.

Only the toughest plants can survive in this desert climate.