Search Results - dale+herman

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Hyland Guard® Mountain Pine - Pinus uncinata 'GuarDak'

A unique upright narrow pyramidal evergreen conifer that will reach a mature height that is taller than the currently available upright Mugo pine (Pinus mugo) cultivars. It originated from a population of Pinus uncinata collected from the Hrubý Jeseník mountain range of Eastern Sudetes in the northern Moravia region near the village of...

Published: 4/10/2026 | Updated: 1/30/2026 | Inventor(s): Todd West, Gregory Morgenson, Connor Hagemeyer, Dale Herman

Keywords(s): Plants

Category(s): Technologies > Horticulture, Technologies > Horticulture > Pine

Hyland Splendor® Mugo Pine - Pinus mugo 'HyDak'

Single plant selection originating from a population of Pinus mugo (Mugo pine) seedlings from an unknown seed source and designated as TS9178 with the NDSU Woody Plant Improvement Program. Hyland Splendor™ is an upright pyramidal small tree form. After 28 years, it has reached a mature height of approximately 15 feet with an 8 ft canopy spread....

Published: 4/10/2026 | Updated: 1/30/2026 | Inventor(s): Todd West, Gregory Morgenson, Dale Herman

Keywords(s): Plants

Category(s): Technologies > Horticulture, Technologies > Horticulture > Pine

Fireflare Orange® Mollis Azalea - Rhododendron xkosteranum 'FireDak'

Single plant selection originating from a hybrid Mollis azalea seedling population. This selection was grown and outplanted in Fargo, ND in the early 1970’s. It has performed admirably for over 40 years of evaluation. This NDSU deciduous hybrid azalea cultivar has proven to be adaptable and winterhardy. Hardiness: USDA hardiness zone 3b-8 Mature...

Published: 5/8/2026 | Updated: 1/30/2026 | Inventor(s): Todd West, Gregory Morgenson, Dale Herman

Keywords(s): Plants

Category(s): Technologies > Horticulture, Technologies > Horticulture > Azalea

Northern Empress® Japanese Elm - Ulmus davidiana var. japonica ‘Burgundy Glow’

Single plant selection originating from within a Harbin, China seed source grown for over 30 years at the NDSU Dale E. Herman Research Arboretum. This selection has been fully hardy in USDA hardiness zone 4. Based on regional experience with the species and seed origin should be fully hardy throughout zone 3 and possibly into zone 2b of the Agriculture...

Published: 4/10/2026 | Updated: 1/30/2026 | Inventor(s): Todd West, Gregory Morgenson, Dale Herman, Lawrence Chaput

Keywords(s): Plants

Category(s): Technologies > Horticulture, Technologies > Horticulture > Elm

Northern Spotlight® Korean Maple - Acer pseudosieboldianum 'KorDak'

A very winterhardy Korean maple selection. It has tolerated in excess of -40˚F winter temperatures multiple times in a 125 to 140 day growing season in the Northern Plains. Its palmate simple leaves are typically 7 to 9 lobed. The popularly planted palmate-lobed maple species, namely, A. palmatum – Japanese Maple and A. japonicum – Fullmoon...