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.
Donât make the mistake of thinking you can tap now and process later â this will affect the taste and chemical properties of the Birch sap. Birch syrup on the other hand has a shelf life of around two years â but it takes about 130 â 150 gallons sap make to make one gallon syrup. (Source).