Fetching details from the dictionary...

truth; reality; fact
sincerity; honesty; faithfulness; good faith
「実」 has other readings with different meanings.
庭の木に実がなり始めたんだよ。
The tree in the garden started bearing fruit.
この木の実は食べられるのかな?
Is this fruit edible?
実が熟したら収穫しましょうね。
Let's harvest when the fruit ripens.