Quercus Montana Chestnut Oak Seedlings Height Shipped:12 18 Inches For thousands of years Quantity::1 Tree in a 1 Gallon Pot For thousands of years Terrariums can also be used as educational tools to help teach subjects such as ecology‚ botany‚ and sustainability in a classroom or home school setting‚ and can provide an opportunity for someone to learn and experience the interconnectedness of life․ Children can learn about the water cycle and how each plant or moss has a unique role to play in their ecosystem and see the amazing world of nature․ Thus they can learn patience while they are waiting to have a successful terrarium․ Terrarium kits can be a classroom or home investment․ you're planting hope․ngs Seedlings planted in good conditions may reach 100 feet (30 m)‚ a feat which typically takes hundreds of years to accomplish‚ and may last for over two hundred years․ If you want to create screening‚ shelter‚ or focal points in your garden‚ with their big trunk and wide spread these trees are an ideal candidate to create privacy․ When grown‚ the texture of the bark and the contrast of the leaves in various seasons can create a stunning visual effect in any garden․