I can grow lots of Agastache but I buy the variety Color Spires by Proven Winners.    From Wordnik.com.  [August Bloom Day Delights « Fairegarden] Reference

I have that Agastache, two of them, alas not hardy but such a lovely habit and color, my favorite!.    From Wordnik.com.  [Think About Wildflowers « Fairegarden] Reference

Agastache: Fragrant Agastache is a tall-growing perennial that attracts birds and insects.    From Wordnik.com.  [Cayman Net News Daily Headlines] Reference

Re: Agastache i was asked to test some in my garden. i hope they will work as the colors are great. i'll let you know.    From Wordnik.com.  [chron.com Chronicle] Reference

Agastache Desert Sunrise ™ with Perovskia atriplicifolia.    From Wordnik.com.  [Blog updates] Reference

I have very little luck with the hyssops~No matter which I try…this summer I’ve planted Agastache rupestris a new one to me in containers in a mixture of permatill and topsoil.    From Wordnik.com.  [Think About Wildflowers « Fairegarden] Reference

Included in the garden are one each of Blue Fortune Hyssop (Agastache.    From Wordnik.com. Reference

Anise hyssop (Agastache foeniculum).    From Wordnik.com.  [post-gazette.com - News] Reference

Anise hyssop (Agastache).    From Wordnik.com.  [Latest Articles] Reference

Agastache.    From Wordnik.com.  [LJWorld.com stories: News] Reference

Root Beer Hyssop (Agastache rupestris).    From Wordnik.com.  [post-gazette.com - News] Reference