Rhamnus crocea ilicifolia Rhamnus crocea Rhamnus crocea ilicifolia, hollyleaf redberry
Rhamnus crocea
Common Name Redberry, Redberry Buckthorn, Hollyleaf Redberry, Hollyleaf Buckthorn
Latin Name Rhamnus crocea
Family Rhamnaceae
Sunset zones / USDA zones 14-21 / 5-9
Type / Form Shrub / Large
Native Habitat California and western USA 0 to 5,000 feet
Soil Dry, decomposed granite, sand, low organic content, well drained
Water None to once per month
Exposure Full sun
Height X Width 12 feet X 9 feet
Protective Mechanism Holly leaves
Leaves Alternate, simple, evergreen, oval, 1/4 to 3/4 inch long, fine, spiny teeth (holly-like, occasionally entire), leathery, shiny green above, slightly lighter below.
Flowers Dioecious; small, yellow-green, 4 triangular sepals, small cluster bloom from leaf axils in mid-spring.  Fruit shiny, bright red, round drupe, 1/3 inch in diameter, ripen in summer.
Bark / Roots Smooth gray, becomes shallowly fissured and rough on large specimens. Slender and stiff, red when young but turning gray, often end in a stiff, "thorn-like" twig; buds small, scaly.
Maintenance Low
Propagation  
Pests and diseases Leaf spots, caterpillars (Larval host to Hermes cooper)
Landscape uses Seeds, cuttings
Garden Suitability Hummingbird, Songbird, Butterfly, Fire Retardant, Ethnobotanical
Ornamental Value White flowers in March and April, followed by showy red berries, tree looks like scrub oak
Nature Value Hummingbirds and nectar loving insect use flowers, birds and mammals eat berries
Native American Uses Berries eaten
Links Erosion control, rock garden, low maintenance, hedge, background
    Data: http://www.fs.fed.us/database/feis/plants/shrub/rhacal/all.html
    Data: http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?6586,6658,6663
    Data: http://www.backyardgardener.com/plantname/pd_a8cb.html
    Images and data: http://en.wikipedia.org/wiki/Rhamnus_crocea
    Images and data: http://www.desert-tropicals.com/Plants/Rhamnaceae/Rhamnus_crocea.html
    Images and data: http://www.cnr.vt.edu/Dendro/dendrology/syllabus/factsheet.cfm?ID=560
    Images and data: http://www.wildflower.org/plants/result.php?id_plant=rhcr
    Images and data: http://www.calflora.org/cgi-bin/species_query.cgi?where-calrecnum=7075
    Distribution map: http://plants.usda.gov/java/profile?symbol=RHCR
    Nursery, images, and data http://www.laspilitas.com/plants/569.htm
    Nursery, images, and data http://www.cnplx.info/nplx/species?taxon=Rhamnus+ilicifolia
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