Aia Ilu (in English, Garden Beauty) is a cultivar of domesticated apple, from Estonia, first developed in 1946 by Aleksander Siimon.
The Aia Ilu has large apples, weighing from 250 to 300 grams. It is juicy, bittersweet, and has a weak aroma. The Aia Ilu is grown in nurseries, but is not widely propagated.
The Aia Ilu has low scab resistance and is resistant to powdery mildew.