Plum
Prunus domestica
Plums have a sprawling, suckering growth habit and therefore require judicious pruning.
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Location: Upper Garden
Pole Bean
Phaseolus vulgaris
Pole beans, such as kidney and butter or lima beans, produce long vines that do best when supported on some type of trellis. They are prolific growers and can easily cover a trellis in the course of a season while producing many beans which can be eaten fresh or dried.
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Pole Lima Bean
Phaseolus lunatus
Pole lima beans are vigorous plants that do best when grown on trellises. They are fast growing and produce beans which can be used fresh or dried.
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Pomegranate
Punica granatum
This large shrub boasts vibrant orange flowers in the summer which ripen into large orange-red fruits.
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Potato
Solanum tuberosum
Potatoes are a tomato relative and are often mistaken for them, as their foliage is somewhat similar in appearance. They are an agricultural staple that ranks with wheat and rice as among the most important in the world. Their South American origin is often obscured by their fame as a mainstay crop in Ireland. Potato tubers come in many colors; including yellow, brown, pink, red, and purple.
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Pummelo
Citrus maxima
This citrus tree produces fragrant flowers followed by large fruits which are larger and sweeter than a grapefruit.
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Purple Coneflower
Echinacea purpurea
This native perennial has vibrant magenta flowers which add contrast to the overwhelming yellows and reds of the summer garden. The showy daisy-like flowers borne on stiff stems attract goldfinches if left to go to seed.
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Red Hue Tulip
Tulipa viridiflora 'Red Hue'
Red Hue is a unique tulip, featuring pointed red petals with green centers.
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Rhododendron
Rhododenron catawbiense 'Roseum Elegans'
The rhododendron is an evergreen plant with large, lush pinkish purple blossoms in the spring.
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Roman Hyacinth
Hyancinthus orientalis var. albulus
This old-fashioned hyacinth has a sparser, more delicate flower than the modern types, but it is much more likely to stick around in the garden. It resists flopping under its own weight and is known to naturalize.
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