Plants

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Tree

Indiana Native

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Oxydendrum arboreum

[Sourwood]

This plant gets it common and scientific name from its sour-tasting leaves. The genus name is derived from the Greek word "oxys", meaning sour, and "dendron", meaning tree. Honey produced from the pollen of Sourwood flowers is considered valuable. The attractive, slightly fragrant flowers are often prolifically produced, especially in full sun, and are effective for up to four weeks. Like all Ericaceous plants, Oxydendrum arboreum requires rich, organic, moist, well-drained, and acidic soil. This…

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Tree

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Parrotia persica

[Persian Parrotia]

One of the best trees for foliage and bark effect. Very adaptable, tolerating drought, various soils, heat, cold, etc. Prefers full sun but tolerates light shade. Sites with strong winter winds will surely cause tip dieback in Northern Indiana.

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Liana (Climbing Vine)

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Parthenocissus tricuspidata

[Boston Ivy]

One of the strongest-climbing vines, give solid support for attachment of the adhesive discs on tendrils. Not a vine for trellises or fences. Very tolerant of urban soils. Not a good groundcover.

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Tree

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Pinus parviflora

[Japanese White Pine]

The species exhibits good salt tolerance. Although subject to rusts, wood rots, nematodes, and sawflies, none are serious.

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Shrub/Tree

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Platycladus orientalis

[Oriental Arborvitae]

Best in at least fairly moist soils, and with fairly high humidity. Habit tends toward becoming thinner (open) with age. Subject to "winter-burn" near the edge of its useful range. Certain forms provide very positive accent, but can be over-used. Bagworms can also be a problem.

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Tree

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Pseudolarix amabilis

[Golden Larch]

No serious diseases. Should be protected from too much wind.

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Shrub

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Pyracantha coccinea 'Lalandei'

[Lalandei Scarlet Firethorn]

A favorite for espalier training, because of the adaptable branching habit, showy fruits, and vigourous growth. Adapted to a variety of soils and environments but is susceptible to scab. 'Lalandei' is the most popular Scarlet Firethorn cultivar in northern areas, although it may winter burn.

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Tree

 InvasiveThis plant is considered invasive

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Pyrus calleryana

[Callery Pear]

Overused, weak wooded, short-lived. Flowers are malodorous and often killed by late spring freezes. Some fireblight susceptibility. Forms narrow crotch angles that can result in a larger tree literally splitting in two. Very small fruits are a litter problem when abundant. Considered invasive in many areas.

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Tree

 InvasiveThis plant is considered invasive

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Pyrus calleryana 'Glen’s Form' [sold as Chanticleer®]

[Chanticleer Callery Pear]

Generally considered to be one of the best cultivars of P. calleryana. While still prone to limb breakage, it is stronger wooded than other variants. The Chanticleer Callery Pear is also known for its resistance to fireblight. Flowers are malodorous and often killed by late spring freezes. Very small fruits are a litter problem when abundant. Considered invasive in many areas.

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Tree

Indiana Native

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Quercus bicolor

[Swamp White Oak]

The Swamp White Oak is a sturdy, long-lived tree that is generally tolerant to average conditions and even wet soil, but requires full sun and acidic soil.

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