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  2. Ulmus americana - Wikipedia

    en.wikipedia.org/wiki/Ulmus_americana

    The American elm is a deciduous tree which, under ideal conditions, can grow to heights of 21 to 35 meters (69 to 115 feet). [3] The trunk may have a diameter at breast height (dbh) of more than 1.2 m (4 ft), supporting a high, spreading umbrella-like canopy.

  3. Ulmus americana 'Princeton' - Wikipedia

    en.wikipedia.org/wiki/Ulmus_americana_'Princeton'

    The tree can grow to greater than 30 m in height, and is distinguished by its dense, symmetrical, upright form and dark green foliage, ultimately forming a broad umbrella crown. Crotch angles can be acute, with considerable bark inclusion which can later lead to branch breakages. The leaves are less than 16 cm long by 8 cm broad.

  4. List of elm trees - Wikipedia

    en.wikipedia.org/wiki/List_of_elm_trees

    Officially it is a specimen of Ulmus americana, but is unusual because it grows sideways, making it a "tabletop" elm tree. The tree was planted in 1927, and currently its several branches are supported by specialized braces to allow movement and growth. Every fall seven dump truck loads are required to remove all the leaves.

  5. How to Start a Hydroponic Garden for an Unlimited Supply of ...

    www.aol.com/start-hydroponic-garden-unlimited...

    Fast grow times: “Because you're growing indoors at an ideal temperature, plants thrive and grow quickly,” says Marcus. “Once they mature, you can have a continual harvest for crisp ...

  6. Ulmus americana 'New Harmony' - Wikipedia

    en.wikipedia.org/wiki/Ulmus_americana_'New_Harmony'

    The American elm cultivar Ulmus americana 'New Harmony' was raised by the Maryland Agricultural Research Service and released by the United States National Arboretum in 1995, along with 'Valley Forge'. 'New Harmony' proved the most successful U. americana cultivar in the US National Elm Trial, averaging a survival rate of 85.5% overall. [1]

  7. List of elm cultivars, hybrids and hybrid cultivars - Wikipedia

    en.wikipedia.org/wiki/List_of_Elm_cultivars...

    The starting-points for List of elm cultivars, hybrids and hybrid cultivars were fourfold: (1) Green's 'Registration of Cultivar Names in Ulmus ' (1964), [1] based on the contemporary nomenclature of elm species and wild hybrids; (2) Krüssmann's confirmation or correction of cultivar-names in his monumental Handbuch der Laubgehölze (1976); [2] (3) Heybroek's table of Netherlands research ...

  8. Ulmus americana 'American Liberty' - Wikipedia

    en.wikipedia.org/wiki/Ulmus_americana_'American...

    The American elm cultivar Ulmus americana 'American Liberty' is in fact a group of six genetically distinct cultivars under a single name, although they are superficially similar. [1] The Liberty elm is reportedly suitable for street planting, being tolerant of de-icing salts and air pollution.

  9. Ulmaceae - Wikipedia

    en.wikipedia.org/wiki/Ulmaceae

    The Ulmaceae (/ ʌ l ˈ m eɪ s i /) are a family of flowering plants that includes the elms (genus Ulmus), and the zelkovas (genus Zelkova). [3] Members of the family are widely distributed throughout the north temperate zone, and have a scattered distribution elsewhere except for Australasia.