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Description
Picea Pungens Globosa, also known as the Dwarf Blue Spruce, is a popular ornamental evergreen tree that originated from the Rocky Mountains of the United States. It belongs to the Pinaceae family and is a slow-growing coniferous tree that can reach up to 10 feet tall and 8 feet wide at maturity. The tree is known for its beautiful blue-green needles and its dwarf, rounded habit.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Pinophyta |
| Class | Pinopsida |
| Order | Pinales |
| Family | Pinaceae |
| Genus | Picea |
Appearance
Picea Pungens Globosa has a distinctive blue-green needle color that is not commonly seen in other trees. The needles are stiff and sharp, measuring about 1 inch long. The tree has a compact, dense, and rounded form with a slow-growing habit that makes it ideal for small gardens or rock gardens. The tree produces cones that are about 2 to 4 inches long and are reddish-brown in color.
Care Guide
Picea Pungens Globosa is a low-maintenance tree that is easy to care for. Here are some tips for its care:Water: The tree needs regular watering, especially during the first year after planting. After that, it can tolerate drought conditions.Fertilization: The tree does not need frequent fertilization, but a balanced fertilizer can be applied once a year during the growing season.Soil: The tree prefers well-drained soil that is slightly acidic. It can grow in a variety of soil types, including sandy or clay soils.Sunlight: The tree prefers full sun exposure, but it can tolerate partial shade.Hardiness Zones: The tree is hardy in USDA zones 2 to 7.
Common Pests & Diseases
Picea Pungens Globosa is relatively pest and disease-resistant, but it can still be affected by some common issues such as:Aphids: These tiny insects can cause needle discoloration and distortion. Insecticidal soap can be used to control them.Spider Mites: These pests can cause needle yellowing and webbing. They can be controlled with insecticidal soap or neem oil.Canker: This disease can cause branch dieback and can be controlled by pruning the affected branches.Rhizosphaera Needle Cast: This fungal disease can cause needle discoloration and premature needle drop. It can be controlled by using fungicides.
Habitat
Picea Pungens Globosa is native to the Rocky Mountains of the United States and is commonly found in high-altitude forests. It prefers cool temperatures and can tolerate cold winters and hot summers.
Question and Answer
Q: Can Dwarf Blue Spruce grow in containers?
A: Yes, it can grow in containers, but it will need regular watering and fertilization.Q: How often should I prune my Picea Pungens Globosa?
A: Pruning is not necessary unless you want to shape the tree. If you do prune, it should be done in late winter or early spring before new growth appears.Q: Can Dwarf Blue Spruce tolerate salt spray?
A: No, it is not tolerant of salt spray and should be planted away from areas that receive salt spray.Q: How fast does Picea Pungens Globosa grow?
A: It is a slow-growing tree that can take several years to reach its full height.
Related Plants
Here are some related plants to Picea Pungens Globosa:
- Picea abies
- Picea glauca
- Picea mariana
- Picea omorika
References
- “Picea Pungens Globosa.” Missouri Botanical Garden. Retrieved from http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=j890
- “Dwarf Blue Spruce.” The Spruce. Retrieved from https://www.thespruce.com/dwarf-blue-spruce-2132901
- “Picea Pungens.” North Carolina State University. Retrieved from https://plants.ces.ncsu.edu/plants/picea-pungens/
