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Ilex opaca (American Holly, State Tree of Delaware)

Type: Species | Edit History      Plant ID - 27982


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Scientific Classification
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Order: Celastrales
Family: Aquifoliaceae
Genus: Ilex
Species: Ilex opaca
 
Common Names add
Plant Types edit
  • Evergreen
  • Tree
Zones / Hardiness edit
  • 5a (to -15 F / -26 C)
  • 5b (to -10 F / -23 C)
  • 6a (to -5 F / -21 C)
  • 6b (to 0 F / -18 C)
  • 7a (to 5 F / -15 C)
  • 7b (to 10 F / -12 C)
  • 8a (to 15 F / -9 C)
  • 8b (to 20 F / -7 C)
  • 9a (to 25 F / -4 C)
  • 9b (to 30 F / -1 C)
Height (Maximum) edit
  • 40 to 60 feet (12 to 18 m)
Spread (Maximum) edit
  • 10 to 20 feet (3 to 6 m)
Flowering Start edit
  • May
Flowering End edit
  • June
Leaf Colour edit
  • Green - Dark
Leaf Shape edit
  • Elliptic
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Suitable For edit
  • Centre Piece
  • Hedging/Screening
Sun Exposure edit
  • Full Sun
  • Partial Shade
Soil Types edit
  • Moist
  • Acidic / Peaty
Soil pH edit
  • 6.0 - 6.4 (Slightly acidic)
  • 6.5 - 6.9 (Very slightly acidic)
Bloom Colour edit
  • White
Wildlife Value edit
  • Bird - food (fruit/berries/insects/seeds)
  • Bird - shelter (nesting/thorns)
Propagation Techniques edit
  • Seed
  • Stem Cutting
Skill Level edit
Additional Short Notes add
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Contributors For This Plant
toni (36069)
Netty (13946)


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This page includes name data supplied by ITIS.gov. View their own page for this plant.