What is the ideal age to have a baby?....?

i am 25, married for 3 years but haven't bless to have a baby bec. my husband has a problem. how can i tell him that i want my own baby...i want to see what my offspring looklike..he offered me adaption but i don't want it...what should i do? don't want to hurt him...can i still have a baby when i reach the age of 35?...thanks for your answer......