Answer : Yes, it's required to get a landscape design degree. You can also learn about interior design as a self-taught course over time.
Many people don't realize they can learn about interior design as a self-taught process. Although it may not lead to the same recognition and qualification as those with degrees from accredited programs, studying at home does have its perks. The best benefit of all is that you control the timing and pacing of your learning experience without having to worry about classes or homework deadlines; while you're spending some hours absorbing information, chances are someone else is picking up more than their share.