I prefer to use Milorganite as a mid-late summer application on my lawn. The Fe greens as much as the N in it. I consider it to be organic, just not natural ,which is not the same thing. It takes 3-4 weeks and 2 of rain/water to work. I do not use it on ornamentals.
You may register your phone number online at https://www.donotcall.gov, or by calling toll-free, 1-888-382-1222 (TTY 1-866-290-4236), from the number you wish to register. Registration is free. Thirty days after you register, telemarketers covered by the National Do Not Call Registry must stop calling you.
It will not be published in a book or on the Internet. And it will not be sold to telemarketers. Cell phone subscribers can list their numbers on the do-not-call registry if they choose, but there is no deadline to get on the list, as the e-mail messages now circulating suggest Qsent's.