You can make SNORKEL by combining BATHTUB and GLASS PANE. You can find this item in face category. Less than hour this seed takes to grow. You get experiance points for breaking SNORKEL. How many times you need to hit it? Head to the wiki for more info: <a href="https://growtopia.fandom.com/wiki/Snorkel">snorkel</a> Seed mathematics is very complicated, but you should get at least 1 seed back from splicing SNORKEL. Will you strike it rich? You just have to count the gems yourself. Blockratio of SNORKEL is a mystery. Maybe you can check the wiki for <a href="https://growtopia.fandom.com/wiki/Snorkel">snorkel</a>