How to repel ticks - plant lavender garlic, sage, and use cedar wood chips as mulch. Keep grass cut around house and animal areas. Ticks like long cool grass to hide in. Also, most ticks are carried by mice & deer so discourage them.
As it turns out, the ticks that can cause Lyme Disease can be found in grassy urban areas (playgrounds, parks, and home gardens are the perfect habitat). This covers what you need to know about ticks and Lyme Disease prevention like how to do a tick check