Couples where the husband contributed to household chores, but stuck to the more stereotypically male tasks (car maintenance, bill paying, yard work) had sex .7 times more than those where the wife did all the male work.

CNN: Why husbands who share household chores miss out on sex

Slow-growth shrubs are definitely low-maintenance plants, requiring less pruning and creating less yard waste.

CNN: X-rated yards save the environment