If you don't want a stem you have to write no or No. And you can write anything else if you do want a stem. Then you can select your petals you can ask for ANY number but numbers over a million will take about a minute.
Thanks to @monscratch004 and @TadhgCanavan for developing this project. This will be posted to Canavan Studio We are currently in development of some amazing games make sure to join to get the latest news on all of our content! -@monscratch004.