Even though the Ultimate Garden Diary includes 46 different forms, logs, inventory sheets, journal pages, and plot graphs, you don't need to use them all! That's the beauty of having so many options to mix-and-match for your specific needs year to year. You might only use a few pages one season, then add more the following season as your garden grows and your needs change.
While I encourage you to try as many pages as you can to help you be more productive, I don't expect anyone to use every single one as all of our lives and gardens are very different.
The Ultimate Garden Diary sells as a complete pack (48 pages total) and the pages cannot be purchased individually.