What is the tallest maple tree ever?

What comes first the grass or the lichen? Do black orchids exist? Conifers fill their needles with resin for what reason? What are some cash crops in Maine? How long does it take for villager to grow up? What plant gives us linseed oil? How does Scotts with crabgrass preventor work? Does mint grow in rain forests? Why composting is very important to us? How do you make a wooden tulip stake? How can the mass planting of cane enhance the overall landscape design? How do you get rid of Verbascum thapsus? How many onions will grow from one onion? Will dried sphagnum moss grow if rehydrated and properly cared for? Where can you purchase Ceratopetalum? How can I encourage my orchid to sprout a new stem? Where do tropical fruits grow? Clover plant with 3 leaflets? How can I effectively water plants that require soft water to thrive? What is the purpose of acid on plants?