Colleen Johnsen's California Plants
Class #62: Plant Materials And Design A, Lab #10

Class #62: Plant Materials And Design A, Lab #10


Botanical Name: Pittosporum tenuifolium
Botanical Pronunciation: Peh-TOSS-pour-uhm ten-you-eh-FOAL--ee-uhm
Common Name: Black Stem Pittosporum
Family Name: Pittosporaceae
Diseases: None.
Flower: Purple star shape 1/8th" in dia. in the spring..
Growth: 12-30' X 6-15' Fast in youth, average to fast there after.
Landscape Use: Back ground, deer proof, hedge, screen, seacoast, shrub mass, wind break.
Light: Any exposure.
Location: North side of LRC
Pest: Aphids (control) increase watering.
Problems: None.
Propagation: By cuttings and seeds.
Pruning: Radical in spring, tip prune and will tolerate shearing.
Tolerance: Deer, drought, heat, insects, lawn irrigation, seacoast, smog/dust and wind.
Type: Broadleaf evergreen shrub, occasionally tree (not pretty)
Water: Dry between.
California Native: No
Description: Hardy to 25 degrees.
Sunset zones: 9, 14-17, 19-24.
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Botanical Name: Photinia x fraseri
Botanical Pronunciation: fo-TIN-ee-ah FRA-zer-i
Common Name: Photinia
Family Name: Rosaceae
Diseases: Fungle leaf spot.
Flower: Classic rose cluster.
Growth: 15-20' x 15' spread, fast growth.
Landscape Use: Background, espalier, hedge, screen and shrub mass.
Light: Sun to part shade on the coast.
Location: North side of 300 building.
Pest: Lace, thrips, leaf hoppers,aphids and mites.
Problems: None.
Propagation: By cuttings.
Pruning: Can be sheared or cut back in early spring.
Tolerance: Sea coast in fog.
Type: Broadleaf evergreen tree or shrub that is dense, semi-open, spreading, upright, and globular.
Water: Dry between to none in summer.
California Native: No
Description: Hardy to 10 degrees.
Sunset zones 4-16, 18-22.
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Botanical Name: Dodonaea viscosa
Botanical Pronunciation: doe-doe-nay-ah viss-co-sah
Common Name: Purple Hopseed Bush
Family Name: Sapindaceae
Diseases: None.
Flower: Cream color raceme in the spring.
Growth: 12-18' X 6-12' spread that is fast growing.
Light: Sun to part sun on the coast and inland.
Pest: Scale and white fly.
Problems: Short lived, 10-15 years.
Propagation: By seeds and cuttings.
Pruning: Shear for hedge, tip prune for dense growth.
Tolerance: Drought, winds, sea coast, heat, deer, neglect and desert conditions.
Type: Broadleaf evergreen tree or shrub that is dense with shearing, semi-open, spreading and upright,
California Native: No
Description: Hardy to 24 degrees.
Sunset zones 7-9, 12-24.
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Botanical Name: Cotoneaster lacteus
Botanical Pronunciation: Kah-tone-ee-AS-tur LACK-tea-us
Common Name: Red Clusterberry
Family Name: Roseaceae
Diseases: Fireblight and sootie mold.
Flower: White, five single pedel clusters 3-4
Growth: 6-15' X 6-8' spread. fast growing.
Landscape Use: Attracts birds, background, deer proof, erosion control, espalier, hedge, screen, shrub mass and specimen.
Light: Sun to part shade on the coast.
Location: South of 600 building
Pest: Aphids.
Problems: Reseeds and can be a fire hazard.
Propagation: By seeds or cuttings.
Pruning: To shape and will tolerate shearing for hedges.
Tolerance: Drought, winds, sea coast, heat, neglect and desert conditions.
Type: Broadleaf evergreen tree or shrub.
Water: Moderate, dry between monthly.
California Native: No
Description: Hardy to 10 degrees.
Sunset zones 4-24
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Botanical Name: Lantana montevidensis
Common Name: Trailing Lantana
Family Name: Verbenaceeae
Diseases: Mildew in too much shade.
Flower: Purple compound shape clusters.
Growth: 18"- 2' X 3-6' spread fast growing in youth.
Landscape Use: Attracts birds/bees, bank cover, borders, container plant, deer proof, erosion control and wall spiller.
Light: Sun or coast and inland.
Pest: Aphids, catipillers, white flies, and mealy bugs.
Problems: Weak wooded.
Propagation: By cuttings.
Pruning: Cut back in June.
Tolerance: Drought, wind, heat and deer.
Type: Broadleaf evergreen herbaceous perennial ground cover.
Water: Dry between to none in summer and will tolerate overhead watering.
California Native: No
Description: Hardy to 25 degrees.
Sunset zones 8-10, 12-22.
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Botanical Name: Escallonia X exoniensis
Botanical Pronunciation: ess-kah-LONE-ee-ah ex-own-ee-EN-sis
Common Name: Escallonia
Family Name: Escalloniaceae
Flower: Rosy pink - red tubular flower in panicles 3/4 x 1/2" each X 3x 1/2" pan in spring - fall.
Growth: 6-15' height X 10-15' spread, fast growth.
Landscape Use: Attrate bees/bid, background, espalier?, hedge, screen, seacoast, shrub mass and wind break.
Light: Sun to shade in coast and inland.
Location: Hedge in front of 100 building & east of Photo Lab.
Pest: Aphids (control) increase water.
Problems: None.
Propagation: By cuttings.
Pruning: Tolerates shearing and tip prune as needed.
Tolerance: Deer, drought, heat, insect, lawn irrigation, neglect, poor drainage, seacoast, smog/dust and wind.
Type: Broadleaf evergreen shrub that is dense, round. spreading and upright.
Water: Only until established (2 dry seasons)
California Native: No
Description: Hardy to 15-18 degrees.
Sunset zones: 4-9, 14-24.

Botanical Name: Calamagrostis foliosa
Botanical Pronunciation: CAL-eh-mah-gros-tiss FOAL-e-o-sah
Common Name: Mendocino Reed Grass
Family Name: Poaceae
Diseases: None
Flower: Bluish green that turns golden tan in fall, and tall arching, feathery flowers panicles in summer.
Growth: 6-12" X 6-18", fast growth.
Landscape Use: Attracts bees, bank cover, border/edging, container plant, erosion control, ground cover, meadow/grassland and seacoast.
Light: Sun on coast.
Location: Hort LRC
Pest: Golphers (control) wire baskets)
Problems: None.
Propagation: Division and seeds.
Pruning: Cut back hard each year.
Tolerance: Neglect, seacoast and winds.
Type: Grass / evergreen clumping, dense and round.
Water: Monthly/dry season
California Native: Yes
Description: Hardy to: 25 degrees.
EBMUD page 85
Zone 2-24
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