To repair narrow cracks - up to half an inch wide - use liquid crack filler, made for driveway repair.

Small areas can be driven over, as long as sand has been sprinkled on them, as described for crack filler.

But among the best crack fillers, she adds, are the various creeping thymes (Thymus serpyllum).

Decorating crack fillers contain similar levels of marble or dolomite.

To apply crack filler, pull any weeds from the fissure and brush out all debris with a whisk broom.

These tiny crack fillers keep the weeds under control and also perfume the summer air around a stroller who crushes them.

To repair cracks less than half an inch wide, fill them with a liquid crack filler made for driveways.

Small areas can be treated as described for crack filler.

Cracks less than one-half-inch wide should be filled with liquid or caulking-type crack filler made especially for the purpose.

For cracks up to about a half-inch wide, any grade of liquid crack filler for driveways is usually adequate.