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Horticulture: Extension: Gold Medal Plants

2001 Gold Medal Winners at a Glance

Ornamental Sweet Potato (Ipomoea batatas)
  • Summer annual with trailing, vine-like growth 12 inches high, spreading up to 10-12 feet.
  • Two main types:
    • Blackie -- dark purple, almost black foliage
    • Margarita -- chartreuse foliage
  • Trailing growth habit; excellent heat tolerance.
  • Excellent contrast to purple wave petunia.
  • Works well in the lanscape, in hanging baskets or in raised planters.
  • 'Tricolor' also available - shades of pink, magenta and green.
  • Edible but not very tasty.
  • Prefers full sun and moist, well-drained soil.
  • Plant in late spring, fertilizing with 10-10-10 at planting and twice during the season.
  • Cuttings root easily
Ornamental Sweet Potato

Ornamental Sweet Potato

 

Autumn Fern
(Dryopteris erythrosora)
  • Herbaceous perennial growing to 18 inches high with equal spread.
  • Autumn Fern has arching, fine-textured fronds with coppery-red new growth.
  • Truly evergreen, providing year-round interest.
  • Very tough plant, excellent for naturalized areas.
  • Ice and snow may burn foliage but should not kill it.
  • Prefers filtered shade and moist, well-drained soil high in organic matter.
  • Make one application of 16-4-8 or like fertilizer in early spring.
  • As for pruning, remove cold-damaged fronds in early spring.
Autumn Fern
Autumn Fern

 

Inkberry (Ilex glabra)
  • Evergreen shrub growing 6-8 feet tall and equally as wide.
  • Round to oval growth habit with lustrous green leaves.
  • Birds love the black berry-like fruit in late fall hanging on until spring.
  • Inkberry tolerates poorly drained soils very well.
  • Native to Georgia; current cultivars include 'Nigra,' 'Georgia Wine,' 'Compacta,' and 'UGA.'
  • Great background plant for perennial borders.
  • Works well in low-maintenance naturalized areas.
  • Spreads by rhizomes, taking on a clumpy appearance.
  • Prefers moist, acid soil.
  • Can be pruned to form hedge but looks better natural.
Inkberry
Inkberry

 

Chastetree (Vitex agnus-castus)
  • Deciduous small tree growing to 15-20 feet high with equal spread.
  • Prefers full sun to partial shade; tolerant of most soils.
  • If you like crape myrtle, you'll love chastetree.
  • Tough, heat and drought tolerant, cold hardy, relatively pest free.
  • Flowers in May and June; blue, lavender, pink or white panicles.
  • Will repeat bloom in late summer if you remove seed clusters after first blooming.
  • Looks great trained to multi-trunk small tree.
  • Fertilize in early spring as new growth begins (Osmocote).
  • Prune in late winter to shape/trim.
Chastetree
Chastetree

 

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