Since no one knows more about your site than you do, you can also share this info with Google and improve your crawlability.
Submit a Sitemap: Tell us all about your site's pages by submitting a Sitemap file; help us learn which pages are most important to you and how often those pages change. We'll try our best to crawl those pages more frequently.
Crawl Rate Control: Provide us with information about how you want the Googlebot to crawl your site. If you'd like us to slow down or speed up the crawl of your site, just let us know