Plants

Ginkgo biloba 'Magyar'

[Magyar Ginkgo]

The Ginkgo is a long-lived deciduous conifer and gymnosperm. It is frequently termed a "living fossil," as it is the only surviving member of a group of ancient plants with fossils dating back to 270 million years ago. 'Magyar' is an all male, and therefore, fruitless cultivar that has a narrow, strongly upright habit.

Ginkgo biloba 'PNI 2720' [sold as Princeton Sentry®]

[Princeton Sentry Ginkgo]

The Ginkgo is a long-lived deciduous conifer and gymnosperm. It is frequently termed a "living fossil," as it is the only surviving member of a group of ancient plants with fossils dating back to 270 million years ago. The Princeton Sentry Ginkgo is an all male, and therefore, fruitless cultivar that has a nearly colomnuar, narrow, upright habit.

Gleditsia triacanthos f. inermis

[Thornless Common Honeylocust]

This large tree has finely compound leaves that provide a pleasant, dappled shade in the summer. The thornless forma inermis is only sold in commerce, as the profuse thorns of the species type can be a liability. Mimosa webworm and locust mite are serious pests in the Midwest, and are becoming more serious (especially in areas tending toward monoculture). Can be controlled with spraying.

Gleditsia triacanthos f. inermis 'Impcole' [sold as Imperial®]

[Imperial Thornless Honeylocust]

This rounded, compact, and low-fruiting cultivar has finely compound leaves that provide a pleasant, dappled shade in the summer. The thornless forma inermis is only sold in commerce, as the profuse thorns of the species type can be a liability. Mimosa webworm and locust mite are serious pests in the Midwest, and are becoming more serious (especially in areas tending toward monoculture). Can be controlled with spraying.

Gleditsia triacanthos f. inermis 'Skycole' [sold as Skyline®]

[Skyline Thornless Honeylocust]

The Skyline Thornless Honeylocust is a nearly fruitless compact, pyramidal tree with a strongly upright habit and finely compound leaves that provide a pleasant, dappled shade in the summer. The thornless forma inermis is only sold in commerce, as the profuse thorns of the species type can be a liability. Mimosa webworm and locust mite are serious pests in the Midwest, and are becoming more serious (especially in areas tending toward monoculture). Can be controlled…

Gleditsia triacanthos f. inermis [sold as Shademaster®]

[Shademaster Thornless Honeylocust]

The Shademaster Thornless Honeylocust is a popular cultivar that is nearly fruitless and has dark green, finely compound leaves on ascending branches that provide a pleasant, dappled shade in the summer. The thornless forma inermis is only sold in commerce, as the profuse thorns of the species type can be a liability. Mimosa webworm and locust mite are serious pests in the Midwest, and are becoming more serious (especially in areas tending toward monoculture). Can…

Gymnocladus dioicus

[Kentucky Coffeetree]

Gymnocladus dioicus is a large deciduous tree with strong winter character from the branches and bark. Drops pods (female trees) and twigs, frequently causing litter problem, thus eliminating the straight species as a good street tree. Seeds were once used by US settlers as a coffee substitute, however pulp and seeds are toxic when not properly and completely roasted.

Gymnocladus dioicus 'Espresso'

[Espresso Kentucky Coffeetree]

Gymnocladus dioicus 'Espresso' is a large, male, fruitless deciduous tree with strong winter character with its vase-like habit and rough bark.

Hakonechloa macra 'All Gold' [sold as All Gold Japanese Forest Grass]

[All Gold Japanese Forest Grass]

Hedera helix

[English Ivy]

Tolerant of heavy shade to full sun except at the northern limits of its useful range, where some protection from full winter sun is necessary. Useful as a groundcover only, not as a vine, in Zone 5b, except hardiest cultivars in sheltered sites. Vigorous and can be a weed problem in certain regions of the country (like the NW US) where it can smother woodlands. Poisonous fruits, but it generally takes many years for it…