Sun is often regarded as a symbol of masculinity while the moon symbolizes femininity. If you’re a guy, this could signify the woman/women in your life. You could be the bare tree starting to grow leaves and growing. It just means you grow with their help.
Depending on where you’re from, wolves have different meanings. But usually, it’s a sign of strength and power. You can definitely add it to your forest theme for a tattoo that doesn’t just give a wonderful message but also a great design.