What does riding the pine mean?

Where does tree sap go when the tree dies? Why is mustard grass important? Are nettles a fern? Is lucky bamboo plant indoors harmful for health at night? Did Navajo people eat prickly pear cactus? Is a tamatoe a fruit or veggtable? Are ginger underground stem? Is moss bad for cats? Can it take a week for poison ivy to show up? Is tulip a longvowel yes or no? Can you plant cactus plant in African violet soil? Is the Sturt's desert pea endangered? What do you call a tangle of shrubs or trees? What happens in the deciduous forest during the spring? Is an elder tree larger than a oak tree? When he separated embraces of trees and vines the disturbed foliages waved their arms and turned their face leaves toward him is what literary term? How long will it take for an over trimmed cedar hedge to grow back? Long cluster of flowers on one stem? Do you fertilize before putting lime on? How can you tell the difference between edible and ornamental red pepper plant?

What does riding the pine mean?