Woody > Picea > Picea glauca > Picea glauca 'Jean's Dilly'
Picea glauca
'Jean's Dilly'
Jean's Dilly Dwarf Spruce
Origin: Discovered as a mutation of Pice glauca 'Conica' in 1981 at Iseli Nursery in Oregon and named in memory of Jean Iseli by his brother André.
Mike's
Opinion
"
Picea glauca 'Jean's Dilly' is a very slow growing dwarf evergreen growing at about two thirds the rate of a similar cultivar P. glauca 'Conica'. Additionally its needles are thinner, smaller, shorter and slightly twisted with growth beginning some 2-3 weeks later.
Michael Pascoe, NDP., ODH., CLT., MSc. (Plant Conservation)
"
| Family |
| Pinaceae |
| Genus |
| Picea |
| Species |
| glauca |
| Cultivar |
| 'Jean's Dilly' |
| Category |
| Woody |
| Type |
| Tree (evergreen), Shrub (evergreen) |
| Pronunciation |
| USDA Hardiness Zone |
| 4 - 8 |
| Canadian Hardiness Zone |
| 5 - 7 |
| RHS Hardiness Zone |
| H7 |
| Temperature (°C) |
| -40 |
| Temperature (°F) |
| -48 |
| Height |
| 1.2 m (annual growth rate of 5-8 cm a year, reaching 1.2 m in 15 years) |
| Spread |
| 60 cm |
Photographs
Description and Growing Information
Flowering Period
| General Description |
| This dwarf white spruce is an impressive cultivar used as an accent plant. It is rather fine textured, with striking, compact dark green needles that give the tree an everlasting lush and bushy look. |
| Landscape |
| This spectacular cultivar is used in groupings, pottings, foliage interests, ornamental accents and is best used in a rock garden. |
| Cultivation |
| It is best planted in part sun, it will dry out if not watered as needed and thus dry locations should be avoided. Supercharging needs to be done leading up to the winter months and in the more northern climates it should be wrapped. |
| Shape |
| Very pyrmidal. |
| Growth |
| Slow |
| ID Characteristic |
| Picea glauca 'Jean's Dilly' is very similar to Picea glauca 'Conica' the twisted tipped needles and very pyramidal shape are what differentiate it from P. glauca 'Conica'. |
| Pests |
| Susceptible to spruce bagworm, Euro sawfly and spider mites. |
| Habitat |
| Horticulture origin. |
| Bark/Stem Description |
| Very dark in colour. |
| Flower/Leaf Bud Description |
| These buds are very small and are a dark chestnut brown colour. |
| Leaf Description |
| Evergreen needles approximately 5-7 mm in length with a slight twisting on the ends. |
| Fruit Description |
| Very rarely producing small dark chestnut brown cones. |
| Colour Description |
| Dark green foliage. |
| Texture Description |
| Very fine in texture. |
| Propagation |
| Softwood cuttings in mid to late June under intermitten mist, or hardwood cuttings in the late autumn with bottom heat. |
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