orchid seed is tiny as in the size speak of flour dust , so germination is variable to conditions
to do it outside of the wild is Not a easy task
with seed sown on jelled agar it takes lab equipment & sterile conditions , petri dishes , agar jells , autoclave
forced air clean room hood
I grew orchids for 20 years & I know only one guy who pulled off setting seed in his garage & he was a DIY guru