Ageratum houstonianum-Ageratum, Flossflower. Ageratum typically do well at both the Fargo and Dickinson locations. 'Blue Horizon' was again a top performer in both places while 'Azure Pearl' seemed to do better in Dickinson. 'Blue Hawaii' did well all season in Fargo.

Fargo Dickinson
July 25 August 30 July 12 August 26 Comments
Hgt. Spr. Hgt. Spr. Hgt. Spr. Hgt. Spr.
Azure Pearl-WG 4-6" 2-8" 4-6" 6-12" 6" 8-10" 4-6" 8-10" Fargo - Powder blue; Lacked uniformity in size and bloom time
Dickinson - Nicer here-had better uniformity in size and good bloom all season
Capri-GS 4-8 4-10 4-12 6-12 -- -- -- -- F - Blue with white center; Not uniform, one plant was really nice
D - Not tested
Blue Hawaii-Bod 4 6-8 6 10 -- -- -- -- F - Blue; Floriferous and uniform all season, nice, dead heads more obvious in August
D - Not tested
Blue Horizon-Pk 18-20 10-12 18-24 12-15 12-15 10-12 18-20 12-18 F - Blue; Floriferous, uniform and healthy all season, dead heads more obvious in Aug.
D - Vigorous, healthy and floriferous; dead heads also more evident in August
Hawaii Royal-Pk 2-4 4-6 2-4 4-8 -- -- -- -- F - Lavender blue; Lacked vigor early and some plants died, not uniform
D - Not tested
Silver Pearl-WG 2-6 4-10 4-8 4-12 4-6 8-10 4-6 8-12 F - White; Not uniform and dead heads much more obvious than on the blue cultivars
D - Not uniform in size or bloom time