Tree Indiana Native Fraxinus americana [White Ash] Not as adaptable as Green Ash but has better esthetics. Heavy crops of seeds on female trees cause litter, and these germinate freely making the tree slightly weedy. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented…
Tree Fraxinus americana 'Autumn Applause' [Autumn Applause White Ash] The Autumn Applause Ash has a dense and rounded form with excellent maroon fall color. Heavy crops of seeds on female trees cause litter, and these germinate freely making the tree slightly weedy. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this…
Tree Fraxinus americana 'Empire' [Empire White Ash] 'Empire' is a narrow, upright tree with handsome fall foliage. Fruits can be a litter problem. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement…
Tree Fraxinus americana 'Junginger' [sold as Autumn Purple®] [Autumn Purple White Ash] The Autumn Purple White Ash is a popular variant due to its attractive glossy foliage and purple-red fall color. It is a male clone and does not produce any fruit litter. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage…
Tree Fraxinus americana 'Rosehill' [Rosehill White Ash] 'Rosehill' is a seedless cultivar that is very tolerant of poor soil conditions, including alkaline. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement cost.
Tree Fraxinus americana 'Tures' [sold as Windy City™] [Windy City White Ash] 'Windy City' is an upright tree with an oval habit and strong branching. This hardy cultivar is also resistant to frost-cracking and has semi-glossy foliage with a handsome, rich fall color. Heavy crops of seeds on female trees cause litter, and these germinate freely making the tree slightly weedy. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Emerald Ash Borer is severely affecting all species of…
Tree Fraxinus excelsior 'Hessei' [Hessei European Ash] Fraxinus excelsior 'Hessei' is a large, vigorous, seedless tree with simple leaves, compared to the compound leaves of the species type. The Hessei European Ash does not tolerate hot and dry conditions. This cultivar has some pest resistance, but is quite susceptible to the Emerald Ash Borer, which is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement cost.
Tree Indiana Native Fraxinus pennsylvanica [Green Ash] Produces many weed seedlings, except for seedless cultivars. An unattractive ash flower gall (formed by mites) can develop on male flowers and persists into winter. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement cost.
Tree Fraxinus pennsylvanica 'Cimmzam' [sold as Cimmaron®] [Cimmaron Green Ash] This seedless, male cultivar has a uniform upright habit with an oval canopy. Fall color is a handsome orange-red. An unattractive ash flower gall (formed by mites) can develop on male flowers and persists into winter. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement cost.
Tree Fraxinus pennsylvanica 'Marshall’s Seedless' [Marshall's Seedless Green Ash] This cultivar is marketed as seedless, but there have nonetheless been many females in the population with heavy fruit set. This tree is quite adaptable and fast growing, but also has weak branch angles. An unattractive ash flower gall (formed by mites) can develop on male flowers and persists into winter. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will…