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Syringa 'Bailbelle'
TinkerbellTM Lilac (COPF) (PPAF)
Recommendation: Developed by N. Holland, Sheyenne Gardens, North Dakota. Recommended in Brooks and Red Deer and highly recommended in Calgary - only two very good plants survived in Red Deer. Plants failed in Fairview, Edmonton and Coaldale.
Trial Average: Height: 1.1 m; Spread: 1 m
Form: upright shrub, smaller lilac.
Features: green foliage and single pink flowers with spicy fragrance.
Culture: foundation planting, hedge or specimen shrub.
| Site | Fairview | Edmonton | Red Deer | Calgary | Brooks | Coaldale 2 |
| Trial Period | 01 - 06 | 01 - 06 | 01 - 06 | 01 - 06 | 01 - 06 | 01 - 06 |
| Height-Spread |  | | 119 - 108 | 114 - 94 | 96 - 92 | |
| Rating | | | 4 | 4 | 3.7 | |
| Recommendation | F | F | R | H | R | F |
Syringa meyerii 'Palabin'
Dwarf Korean Lilac
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Recommendation: recommended at all locations, some tipkill at Grande Prairie most winters, usually does not set seed so dead flower stalks resemble tipkill.
Trial Average: Height: 100 cm; Spread: 130 cm
Form: uniform, dense, compact, rounded shrub, clean and neat branching.
Features: small, dark green leaves, red-purple buds open to pale pink flowers which are early and profuse.
Culture: adapts to many soil types, low maintenance, young plants will flower. |
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| Site | Grande Prairie | Edmonton | Lacombe | Bowden | Calgary | Brooks | Coaldale 1 |
| Trial Period | 85 - 91 | 85 - 94 | 85 - 94 | 85 - 94 | 85 - 94 | 85 - 91 | 85 - 91 |
| Height-Spread | 81 - 121 | 119 - 162 | 82 - 88 | 106 - 150 | 99 - 113 | 127 - 185 | 96 - 111 |
| Rating | 3.9 | 4.2 | 3.6 | 4.6 | 4.3 | 4.3 | 3.7 |
| Recommendation | R | R | r | H | R | R | R |
Syringa reticulata ‘Golden Eclipse’
Golden Eclipse Tree Lilac (PPAF)
Recommendation: planted in trial in 2007.
Trial Average: Height: ---; Spread: ---
Form: upright compact tree.
Features: golden yellow and green variegated foliage. Creamy white fragrant flowers in late spring, early summer.
Culture: full sun, good specimen.
Syringa reticulata 'Ivory Silk'
Ivory Silk Lilac
Recommendation: recommended in Edmonton, Bowden, and Red Deer, not recommended in Calgary, not tested in Brooks or Coaldale, winterkilled to ground in some years.
Trial Average: Height: 236 cm; Spread: 91.5 cm
Form: columnar shrub.
Features: green leaves, white flowers with very strong fragrance, blooms after all others are spent.
Culture: rootstock suckering is a problem, will tipkill or dieback during cold winters.
| Site | Edmonton | Bowden | Red Deer | Calgary | Brooks | Coaldale 2 |
| Trial Period | 92 - 97 | 92 - 97 | 92 - 97 | 92 - 97 | | |
| Height-Spread | 239 - 80 | 272 - 90 | 154 - 67 | 279 - 129 | | |
| Rating | 3.5 | 4.5 | 2.5 | 2 | | |
| Recommendation | R | R | S | N | | |
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Syringa x hyacinthiflora 'Blanche Sweet'
Blanche Sweet Lilac
Recommendation: Skinner selection. Failed in Fairview, Calgary and Coaldale. Recommended in Edmonton, Red Deer and Brooks.
Trial Average: Height: 1.3 m; Spread: 1.0 m
Form: upright shrub.
Features: green leaves, blue buds, flowers are fragrant whitish-blue petals tinged with pink.
Culture: use where early fragrant blooms are desire.
| Site | Fairview | Edmonton | Red Deer | Calgary | Brooks | Coaldale 2 |
| Trial Period | 99 - 04 | 99 - 04 | 99 - 04 | 99 - 04 | 99 - 04 | 99 - 04 |
| Height-Spread | | 159 - 124 | 87 - 79 | | 166 - 111 | 126 - 169 |
| Rating | | 3.7 | 3.5 | | 5 | 4.2 |
| Recommendation | F | R | R | F | H | H |
Syringa x prestoniae 'Minuet'
Minuet Lilac (COPF)
Recommendation: recommended at all locations, vigorous plant, non-suckering. Preston hybrid introduced by Dr. W.A. Cumming.
Trial Average: Height: 150 cm; Spread: 110 cm
Form: dense, compact shrub, non-suckering.
Features: large, dark green leaves, single, light pink flowers in late spring.
Culture: adapts to many soil types, not invasive, suckering minimal. |
| Site | Grande Prairie | Edmonton | Lacombe | Bowden | Calgary | Brooks | Coaldale 1 |
| Trial Period | 84 - 91 | 85 - 94 | 85 - 89 | 85 - 94 | 85 - 91 | 85 - 91 | 85 - 91 |
| Height-Spread | 140 - 104 | 177 - 145 | 147 - 98 | 152 - 117 | 165 - 111 | 156 - 92 | 93 - 76 |
| Rating | 4.6 | 4.2 | 4.3 | 4.8 | 4.6 | 4.6 | 3.5 |
| Recommendation | H | R | r | H | H | H | R |
Syringa x prestoniae 'Royalty'
Royalty Lilac
Recommendation: recommended at all locations.
Trial Average: Height: 130 cm; Spread: 140 cm
Form: upright shrub.
Features: dark green leaves, single, deep-purple, showy, large flowers in spring.
Culture: adapts to many soil types, not invasive, only suckers from base of plant, not roots. |
| Site | Grande Prairie | Edmonton | Lacombe | Bowden | Calgary | Brooks | Coaldale 1 |
| Trial Period | 85 - 94 | 85 - 94 | 88 - 94 | 85 - 94 | 85 - 91 | 85 - 91 | 85 - 91 |
| Height-Spread | 101 - 94 | 181 - 194 | 86 - 94 | 117 - 114 | 170 - 176 | 142 - 165 | 143 - 132 |
| Rating | 4.0 | 4.2 | 3.8 | 4.6 | 4.6 | 4.6 | 4.4 |
| Recommendation | R | R | r | H | H | H | R |
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. |
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