The owners clip it just four times a year, and it requires no herbicides or pesticides.

Some criticize the process, stating that these new high-yielding crops require more chemical fertilizers and pesticides, which can harm the environment.

The moss does not require any fertilizer or pesticides.

It requires no fertilizer or pesticides.

People are also interested in items that require less pesticides and fertilizers, such as pachysandra and ivy.

Farming flax requires few fertilizers or pesticides.

"Perfect" smooth green lawns require frequent mowing, watering, fertilizers and pesticides.

Protecting life means finding new types of crops that are more economical with our soils and require fewer fertilizers and pesticides.

Hemp is also claimed to require few pesticides and no herbicides, and it has been called a carbon negative raw material.

Redwood and cedar do not require pesticides.