How do you tell if a pine tree is dead?

Does periwinkle reproduce from seeds? Why does my alocasia have yellow spots on its leaves? What is the genus name of a oak tree? Manilynmon Lisa arranged 66 roses in 7 vases some vases had 6 red roses and the others had 12 pink roses how many vases had red roses? How do you grow shallots? How can we ensure the garden animal protection is prioritized and maintained effectively? Is papaya is monocot? How can I properly use scales on indoor plants to monitor their growth and health? Are Early Girl Tomatoes a man made hybrid or plant made hybrids? What are the types of hyphal traps? How can I effectively get rid of mold on succulents? Cranberries is what color before ripe? What is the theme of The Secret Garden? How can I effectively construct building stone steps for my outdoor space? When to trim buckeye trees? What are the plants grow in dry zone? What defines a succulent leaf? How effective is hot water in killing weeds? What is the shape of a plum? What are some famous speeches and quotes?