Now showing items 6-10 of 1876

    • Disease and Insect Resistant Ornamental Plants: Rosa (Rose) 

      Thurn, Mary; Lamb, Elizabeth; Eshenaur, Brian (New York State Integrated Pest Management Program, 2019)
      Rosa is a genus of woody perennials which includes dozens of species and thousands of cultivars of roses. Roses are grown all over the world and offer a extensive range of flower type, color, growth habit, and fragrance. ...
    • Disease and Insect Resistant Ornamental Plants: Rhododendron (Rhododendron) 

      Thurn, Mary; Lamb, Elizabeth; Eshenaur, Brian (New York State Integrated Pest Management Program, 2019)
      Rhododendron is a large genus, which includes rhododendrons and azaleas, of more than 1,000 species of shrubs and small trees in the family Ericaceae. Prized for their glossy foliage and showy clusters of blooms, Rhododendron ...
    • Disease and Insect Resistant Ornamental Plants: Pyrus (Pear) 

      Thurn, Mary; Lamb, Elizabeth; Eshenaur, Brian (New York State Integrated Pest Management Program, 2019)
      Pyrus is a large genus of shrubs and trees in the rose family. Pyrus communis, the common or European pear, is grown for its edible fruit. Pyrus calleryana, or Callery pear, originally imported from China to breed fire ...
    • Disease and Insect Resistant Ornamental Plants: Lagerstroemia (Crapemyrtle) 

      Thurn, Mary; Lamb, Elizabeth; Eshenaur, Brian (New York State Integrated Pest Management Program, 2019)
      Lagerstroemia is a genus of about 50 species of deciduous shrubs or small trees known as crapemyrtle. Common crapemyrtle, L. indica, is native to China and Southeast Asia and was introduced to the US from China in the ...
    • Disease and Insect Resistant Ornamental Plants: Rhaphiolepis (Indian Hawthorn) 

      Thurn, Mary; Lamb, Elizabeth; Eshenaur, Brian (New York State Integrated Pest Management Program, 2019)
      Rhaphiolepis is a genus of about 15 species of evergreen shrubs and small trees in the family Rosaceae. Ornamental species, commonly known as Indian hawthorn, include R. indica, R. umbellata, and the hybrid R. x delacourii. ...