How many planets in the solar system have rings around them? There are four planets in the solar system that have rings around them, namely Jupiter, Saturn, Uranus and Neptune. These planets are classified as jovian planets, and they are massive balls of gas surrounded by rings and moons.
River Birch typicaly lives to about 75 years old but sometimes it can reach 80 to 100 years old in good sites. If a tree is planted wrong and/or in a wrong site it can cut its average livespan in half or even more.
The river birch's (Betula nigra) common name gives a clue about this graceful tree's needs. It's a thirsty, wetlands-loving tree with slender, shimmery trunks and slightly drooping branches. As long as you provide the river birch with enough water, and probably even if you don't, its roots will not damage your house. The river birch is a tree for elven glades and fairy forests, the multiple, slender trunks draped in silver, satiny bark that splits to allow the nut-brown inner bark to peep through.