Agastache 'Summer Sky'

Trial: Perennial

Years Trialed: 2009

Good Qualities

Year 1

Fragrant (2); Beautiful purple flower (2); A good filler flower (2); Nice spiky shape; The flowers of ‘Summer Sky’ looked interesting and with potential market value. (F)


Problems

Year 1

Very short (3); Strong scent, may not winter over in zone 5; Bloomed very late.


Insect or Diseases

Year 1

None (2).


Comments

Year 1

Next year will tell more. I hope it survives the winter; Approximately 50% of the plants died by the end of the summer, planted into amended, well-drained soil in a high tunnel, numerous plants were broken when unpacked, ‘Summer Sky’ bloomed in the high tunnel on short stems, the flowers of ‘Summer Sky’ looked interesting and with potential market value.

The number in parenthesis refers to the number of respondents who made the comment. If no number is present, only one person made the comment. Comments by each individual are separated with a semicolon (;) Note: many respondents did not make specific comments on each cultivar and in some cases, comments have been shortened because of limited space.


Trial Data

Year 1

Agastache 'Summer Sky'
Plants received alive (%) Plants flowering (%) Yield (stems/plant) Stem Length (inches) Market Appreciation Rating¹ Repeat Again Rating¹ Ease of Cultivation Rating¹
Average 82.4 77.5 5.9 11.4 3.0 3.0 4.0
Range of Responses 30-100 10-100 0-14 5-21 3-4 1-4 4-5
¹1 to 5 scale, with 5 being the best. Market ratings are based on sales to wholesalers, retailers, or final consumers direct.
Agastache 'Summer Sky'
Plants received alive (%) Plants flowering (%) Yield (stems/plant) Stem Length (inches) Market Appreciation Rating¹ Repeat Again Rating¹ Ease of Cultivation Rating¹
Average 82.4 77.5 5.9 11.4 3.0 3.0 4.0
Range of Responses 30-100 10-100 0-14 5-21 3-4 1-4 4-5

Supplier

Terra Nova Nurseries 10051 S. Macksburg Road Canby, OR 97013 (800) 215-9450 (503) 263-3150 FAX 503-263-3152