Hydrangea sp. (Hydrangea)

 
 
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 Hydrangea arborescens 'Annabelle'
Annabelle Hydrangea




Recommendation: recommended at Calgary, Brooks and with protection in Edmonton. Failed at all other locations.
Trial Average:
Height: 64 cm; Spread: 86 cm
Form:
low, rounded, coarse textured shrub.
Features:
large dark green leaves, yellow in the fall, large, round, white flower clusters lasting into fall.
Culture:
grows well in protected shade areas.

Site
Fairview
Edmonton
Red Deer
Bowden
Calgary
Brooks
Coaldale 2
Trial Period
95 - 00
95 - 00
95 - 00
95 - 00
95 - 00
95 - 00
95 - 00
Height-Spread
37 - 31
74 - 86
81 - 142
Rating
3
4
4
Recommendation
F
S
F
F
R
R
F

Hydrangea macrophylla 'Bailmer'
Endless Summer Hydrangea



Recommendation: planted in 2005. Bailey Nurseries introduction
Trial Average:
Height: __; Spread: __
Form:
rounded shrub.
Features:
mop-head type hydrangea with the ability to bloom on old and new wood, blooming all summer. Pink (alkaline) or blue (acidic) blooms depending on soil pH.
Culture:
full sun to part shade, regular water. Remove spent blooms to encourage new blooms.

Hydrangea paniculata 'Limelight'
Limelight
Hydrangea



Recommendation: planted in 2005.
Trial Average:
Height: __; Spread: __
Form:
rounded shrub. Good green foliage
Features:
cool green blooms beginning late July with pink highlights into the fall.
Culture: full sun to part shade, regular water.

Hydrangea paniculata 'Tardiva'
Late Panicle Hydrangea


Recommendation: recommended in Calgary, Brooks and Edmonton. Failed in Fairview and Red Deer and only one plant survived in Coaldale where it was struggling. The Edmonton results were taken from the 2002 evaluation as the plants suffered from severe mechanical damage in 2003. Plants are late flowering in all areas.
Trial Average:
Height: 88 cm; Spread: 89 cm
Form:
rounded shrub.
Features:
dark green leaves, white to mauve pink flowers, late bloomer.
Culture:
Planting in an area with protection from early frost may be considered because of the late blooming habit.

Site
Fairview
Edmonton
Red Deer
Calgary
Brooks
Coaldale 2
Trial Period
98 - 03
98 - 02
98 - 03
98 - 03
98 - 03
98 - 03
Height-Spread
81 - 95
118 – 101
81 - 86
30 - 22
Rating
3
3.5
3
1
Recommendation
F
r
F
R
R
N

Rating: 0-dead, 1-poor, low sprouts, 2-major dieback, 3-fair, injury to branches, 4-good, some tip kill, 5-excellent, no injury
Recommendations: H-Highly recommended, R-Recommended, S-Recommended with extra care, N-Not recommended, F-Failed due to unfavorable conditions.

 
 
 
 
For more information about the content of this document, contact Shelley Barkley.
This information published to the web on June 2, 2003.
Last Reviewed/Revised on January 6, 2014.