These studies show that when plants were added to the interior space, participants were 12% quicker on computer tasks, and their systolic blood pressure lowered by 1 to 4 units. Also, fatigue and headaches fell by 20% and 30% respecfully, and office coughing was reduced by 40%.

Some of the best plants for an office are those requiring little care. After all, not everyone has a green thumb.  Many cool office plants are east to care for. Some good plants for the office include pothos, philodendron, spider plant, snake plant, and of course the reliable cactus.

Source: www.gardeningknowhow.com and www.plants-in-buildings.com