University of Illinois Extension
University of Illinois Extension - Selecting Shrubs for Your Home
http://www.urbanext.uiuc.edu/shrubselector
Scarlet Firethorn
Pyracantha coccinea
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Scarlet Firethorn fruit
Size:

Small
Size: medium
Medium

Large
Exposure/ Light Requirements:
Full Shade not required.
Full Shade
Full Sun required.
Full Sun
Partial Sun/Shade required.
Partial Sun/Shade
Pests and Problems:

Environmental Damage

Fungal Disease

Insect Damage


Fireblight, scab, twig blight, aphids and scale are all common problems.
Hardiness Zone: 6 - 9 
Mature Height: 6-12 Feet
Mature Width: 6-12 Feet
Features: Clusters of small white flowers in early summer (flowers have a mildly unpleasant fragrance); shiny green leaves are semi-evergreen in zones 6 and 7 and evergreen in zones 8 and 9; bright red-orange fruits are borne in clusters from late summer into early winter.
Culture: Full sun to partial shade; moist, well-drained soil is best, but will tolerate dry soil; tolerates alkaline soils.
Cultivars:
  • 'Kasan' - Hardy to zone 5, orange-red fruit, 10 feet tall, susceptible to scab
  • 'Lalandei' - Hardy to zone 5, orange-red fruit, 10-15 feet tall, susceptible to scab
Mature Form: Upright and open to rounded
Native To: Europe and Asia
Soil Conditions:
Soil condition: DryDry
Soil condition: Moist, Well-DrainedMoist, Well-Drained
Wet
Tolerance:
Tolerance: Alkaline SoilAlkaline Soil
Tolerance: Dry SitesDry Sites
Salt
Soil Compaction
Wet Sites
Wind
Uses:
Use for: Barrier.Barrier
Border
Foundation
Use for: Hedge.Hedge
Massing
Naturalizing
Screen
Use for: Specimen.Specimen
Foliage Color: Green
 
Fall Foliage Color: Green
 
Additional Notes: Stems are thorny.