of those i've only propagated loquat, and from seed. real easy, no stratification needed. a reference book i have says that since it's a broadleaf evergreen, cuttings may prefer it cooler and to try in oct/nov. it also says that well-draining medium and mist 'is essential'.
If you open the box, you will find Heisenberg strangling Shrodenger's cat. And waving this tiny ad: