Acer palmatum 'Ukon'
Japanese Maple





Yellow-green leaves emerge in spring before turning more green over summer and finishing off with a vibrant-yellow in autumn. The beautiful green bark on young stems adds colour throughout winter. An upright grower with a spreading canopy. Prefers moist, well-drained soils. May suffer leaf scorch from excess sun, wind, and drought. Cold hardy and great for bonsai.
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10 Year Size
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Taxonomy and Etymology
Family: Sapindaceae, soapberry family, a family of flowering plants.
Genus: Acer, ācer (Latin, adjective), meaning 'sharp', in reference to the pointed leaves. Commonly known as maple, a genus of various trees and shrubs.
Species: Acer palmatum, palmātum (Latin, adjective), meaning 'hand-shaped', in reference to the shape of the species' leaves which have veins radiating out from a central point, resembling fingers pointing away from the palm.
Cultivar: Acer palmatum 'Ukon'
Synonyms: Acer palmatum 'Aoyagi', Acer palmatum 'Yukon'
Common Name: Japanese Maple
Description and Features
Description: Yellow-green leaves emerge in spring before turning more green over summer and finishing off with a vibrant-yellow in autumn. The beautiful green bark on young stems adds colour throughout winter. An upright grower with a spreading canopy. Prefers moist, well-drained soils. May suffer leaf scorch from excess sun, wind, and drought. Cold hardy and great for bonsai.
Height: 3m
Width: 3m
Uses: Small garden
Tolerates: Light frosts, Heavy frosts
Soil Type: Sandy soils, Clay soils
Sun and Shade: Full sun, Part shade
Winter Foliage: Deciduous
Origin: Exotic
Stem:
Summer:
Autumn:
Winter: Green
Spring:
Foliage:
Summer: Green
Autumn: Yellow
Winter: None
Spring: Yellow, Green
References
https://en.wikipedia.org/wiki/Acer_palmatum
https://species.wikimedia.org/wiki/Acer_palmatum
https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b974
https://treesandshrubsonline.org/articles/acer/acer-palmatum/
https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=182136#null
https://www.vdberk.co.uk/trees/acer-palmatum/
https://plants.ces.ncsu.edu/plants/acer-palmatum/
https://landscapeplants.oregonstate.edu/plants/acer-palmatum
https://selectree.calpoly.edu/tree-detail/66
https://www.rhs.org.uk/plants/225/i-acer-palmatum-i/details
https://www.havlis.cz/karta_en.php?kytkaid=505
https://www.ebben.nl/en/treeebb/acpalmat-acer-palmatum
https://www.gardenia.net/plant-variety/acer-palmatum-japanese-maple
https://temperate.theferns.info/viewtropical.php?id=Acer+palmatum
https://www.rhs.org.uk/plants/50817/acer-palmatum-aoyagi-(p)/details
https://www.monrovia.com/aoyagi-japanese-maple.html