Colleen Johnsen's California Plants
Class #63: Plant Materials And Design B, Lab #6

Class #63: Plant Materials And Design B, Lab #6


Botanical Name: Limonium perezii
Botanical Pronunciation: leh-MOAN-ee-uhm per-EE-zee-i
Common Name: Sea Statice
Family Name: Plumbaginaceae
Diseases: None.
Flower: Purple and white flat topped or convex all year a3-8" cluster x 1/4" each.
Growth: 12-24" x 12-24" fast growing in youth and beyond.
Landscape Use: Attracts bees, border/edging, container plants, cut/dried flowers, fir retardant, groundcover, rock garden, seacoast and plant mass.
Light: Sun to part shade on the coast.
Location: Front of Sesnon Building.
Pest: Snails and deer.
Problems: Reseeds itself.
Propagation: Division and seeds.
Pruning: Dead head flowers and remove dead leaves.
Tolerance: Drought, heat, insect/disease resistant, lawn irrigation, neglect, seacoast, smog and winds.
Type: Broadleaf evergreen perennial.
Water: Dry between and none
California Native: No
Click on a picture to enlarge it.
500 x 375, 40,378 Bytes 500 x 375, 33,584 Bytes

Botanical Name: Rosa banksiae
Botanical Pronunciation: ROSE-ah / bank-see-ah
Common Name: Lady Bank's Rose
Family Name: Rosaceae
Diseases: Powdery mildew and black spot.
Flower: white or yellow rose double petals 1" diameter in April. The white rose has fragrance and the yellow has none.
Growth: 20'+ height X 20'spread, fast growth vine.
Landscape Use: attracts bird/bee, bank cover, cut flower, erosion control, espalier, hedge (unusual), screen, sea coast, specimen and possible wall spiller.
Light: Sun on the coast and inland.
Location: On slope above & below pkg. structure south of 300 bldg.
Pest: Aphids (control) increase water. Deer (control) eat.
Problems: None.
Propagation: By cuttings.
Pruning: To control size and shape after blooming in early sprinf to summer.
Tolerance: Drought, sea coast, heat, insect, neglect and lawn irrigation.
Type: Broadleaf evergreen deciduous in cold witers vine that is semi-open, spreading, upright, climbing, arching and globular..
Water: Moderate to dry between
California Native: No
Description: Hardy to 10 degrees.
Sunset zoes: 4-24, H1, H2.
Click on a picture to enlarge it.
500 x 375, 39,267 Bytes

Botanical Name: Cercis occidentalis
Botanical Pronunciation: SAIRciss ox-eh-den-TAL-iss
Common Name: Western Redbud
Family Name: Fabaceae
Diseases: Verticillium wilt (control) try pruning affected limbs.
Flower: Magenta-rose in pea shape 1/2" dia. in early mid spring, Feb-April
Growth: 10-18' height X 10-15'+ spread, average growth.
Landscape Use: Bank cover, container plant, specimen plant and grove.
Light: Sun to part shade inland and sun on the coast.
Location: Behind Sesnon, by 2600 building and corner of Front & Soquel Street.
Pest: Aphids and catapillers.
Problems: None.
Propagation: By cuttings and seeds.
Pruning: Remove dead limbs in winter or after bloom.
Tolerance: Drought, heat, neglect and poor drainage.
Type: Deciduous tree or shrub.
Water: Dry between to none in summer.
California Native: Yes
Description: Hardy to 0 degrees.
Sunset zones 2-24.

Prefers all types of soil.
Click on a picture to enlarge it.
500 x 375, 33,509 Bytes 500 x 375, 40,916 Bytes

Botanical Name: Cercis canadensis
Botanical Pronunciation: SAIR-sis can-eh-DEN-sis
Common Name: Eastern Redbud
Family Name: Fabaceae
Diseases: None
Flower: Rose to magenta sweetpea shaped 1/2"
Growth: 25-30' x 20-25' average - fast growth.
Light: Sun to part shade
Location: BROWN MARKETPLACE Parking lot in front of Trader Joes
Pest: None
Problems: Suckers
Propagation: By grafts and cuttings.
Pruning: As desired.
Tolerance: Drought, smog, sea coat, heat, and neglect.
Type: Deciduous tree
Water: Dry between
California Native: No
Click on a picture to enlarge it.
500 x 375, 27,234 Bytes 0 x 0, 124,535 Bytes 0 x 0, 129,955 Bytes 0 x 0, 121,319 Bytes

Botanical Name: Ceanothus hearstiorum *
Botanical Pronunciation: see-ah-NO-thuss / hearst-ee-OR-uhm
Common Name: Hearst Ceanothus
Family Name: Rhamnaceae
Diseases: Crown rot.
Flower: Cobalt blue spikes of very small flowers 1/16 with fragrant leaves in late spring, occ. fall.
Growth: 6" heigh X 6-15' spread that is fast growing in youth and maturity.
Landscape Use: Attracts Bees/birds, bank cover, deer proof, fire retardant, groundcover, rock gardden, seacoast and wall spiller(unique).
Light: Sun to part shade on the coast to part shade inland.
Location: Hillside south of 100 bldg.
Pest: None
Problems: Short lived in gardens 10-15 years.
Propagation: By cuttings.
Pruning: None required, tip pruning only!
Tolerance: Drought, winds, sea coast, deer, insect resistant and neglect.
Type: Broadleaf evergreen ground cover that is dense to semi-open, spreading, trailing with a fine texture.
Water: Dry between to none in summer.
California Native: Yes
Description: Hardy to 15 degrees.
Sunset zones: 14-24 Northern & Eastern facing slopes, 16-24 any exposures.
Click on a picture to enlarge it.
0 x 0, 143,648 Bytes 0 x 0, 141,545 Bytes 0 x 0, 139,915 Bytes

Botanical Name: Rosa polyantha 'Cecile Brunner'
Botanical Pronunciation: ROW-zah pol-lee-AN-thah
Common Name: Cecile Brunner Rose
Family Name: Rosaceae
Diseases: Fungal leaf spot (control) plant with garlic.
Flower: Pink small rose that grows in clusters 1 1/2- 2" each.
Growth: 10-15' heigh x 10-15' spread, fast growing.
Landscape Use: Atteacts birds, bank cover, container plant, cut flowers, espalier, hedge, screen, seacoast, shrub mass and specimen.
Light: Sun both coastal and inland.
Location: Against pillar of 100 Admin Bldg.
Pest: Aphids (control) increase water, sprat with soap. Raspberry sawfly (control) Remove infected areas and hope for the best.
Problems: Invasive.
Propagation: By cuttings and layering.
Pruning: As desire to control.
Tolerance: Drought, wind, heat,insects and neglect.
Type: Broadleaf evergreen shrub that is climbing, dense, pictureque, spreading and upright.
Water: Dry between, none in summer.
California Native: No
Description: Hardy to 0 degrees.
Sunset zones: 4-24.
Click on a picture to enlarge it.
500 x 375, 36,581 Bytes 500 x 375, 19,325 Bytes

Botanical Name: Malus floribunda
Botanical Pronunciation: mal-uss floor-eh-bun-dah
Common Name: Japanese Crabapple
Family Name: Roseaceae
Diseases: Fireblight (control) pruning out disease wood & Mildew (control) more sun.
Flower: Circulas 1" dia. white and pink in March-April.
Growth: 12'+ height X 18' spread, fast growth.
Landscape Use: Attracts bees/birds, espalier, screen, specimen plant and street tree.
Light: Sun on the coast and inland.
Location: Sesnon House
Pest: Aphids, borers, fire blite and mildew (control) look at irrigation.
Problems: Suckers.
Propagation: By cuttings, seed and grafting.
Pruning: Every 2-3 years to shape structurally May - June.
Tolerance: Heat, lawn irrigation and neglect.
Type: Deciduous tree that is dense, roung, semi-open, spreading, upright and weeping..
Water: Monthly.
California Native: No
Description: Hardy to 0 degrees.
Sunset zones: 1-11, 14-21.
Click on a picture to enlarge it.
500 x 375, 37,046 Bytes 500 x 375, 41,689 Bytes

Botanical Name: Iris x 'Pacific Coast Iris *
Botanical Pronunciation: EYE-riss doug-loss-ee-AN-uh
Common Name: Pacific Coast Hybrid Iris
Family Name: Iridaceae
Diseases: Crown rot if planted to low or soil buries crown.
Flower: 3 inner petals, 3 outer petals in blue, lavender, lilac, red-purple, cream, yellow, white and magenta
Growth: 1-1 1/2 height X 1-2' spread slow to average growth.
Landscape Use: Bank cover, border, container plant, deer proof, groundcover, rock garden, shade plant and plant mass.
Light: Sun to shade on coast and inland.
Location: Hort. hillside entry & near 2500.
Pest: None,
Problems: Senstive to grade change & short-lived in gardens.
Propagation: Divisions.
Pruning: Dead head flowers.
Tolerance: Deer, drought, insects and seacoast.
Type: Broadleaf evergreen herbaceous perennial that is clumping, dense and upright.
Water: Dry between and monthly.
California Native: Yes
Description: Hardy to 0-10 degrees.
Sunset zones 4-9, 14-24.
Click on a picture to enlarge it.
0 x 0, 121,671 Bytes 0 x 0, 128,939 Bytes 0 x 0, 124,222 Bytes 0 x 0, 122,768 Bytes 0 x 0, 112,460 Bytes 0 x 0, 117,866 Bytes

Botanical Name: Arbutus unedo 'Compacta'
Botanical Pronunciation: Ar-BUTTE-us you-NEIGH-dough
Common Name: Dwarf Strawberry Tree
Family Name: Ericaceae
Diseases: Rhizoctonia
Flower: White to pink bells, in drooping panicles 1/4" dia. in the fall.
Growth: 6-10'' x 6-10', Average to slow growth.
Landscape Use: Attracts bees, hedge, screen, seacoast, street tree and wind break.
Light: Sun to part shade on coast and inland..
Location: East side of Baskin Center
Pest: Aphids, scale (control) increase watering. Thrips (control) Safer's soap, sticky traps.
Problems: Dropping fruit.
Propagation: By cuttings.
Pruning: Will tolerate shearing as desired to reveal branch structure.
Tolerance: Drought, deer, heat, lawn irrigation, neglect, poor drainage, seacoast, smog/dust and wind.
Type: Broadleaf evergreen tree that is dense, oval, semi-open, spreading and upright.
Water: Moderate to dry between/none in summer.
California Native: No
Description: Hardy to 10 degrees.
Sunset zone 4-24
Click on a picture to enlarge it.
500 x 375, 55,485 Bytes 500 x 375, 32,816 Bytes 500 x 375, 24,594 Bytes

Botanical Name: Correa 'Dusky Bells'
Botanical Pronunciation: core-ee-ah
Common Name: Australian Fushsia
Family Name: Rutaceae
Diseases: None.
Flower: Rose to red fuchsia like tubular bell-shaped 1" X 1/4" in fall to winter.
Growth: 3-4' height x 5-6' spread is round, average growth and dense spreading
Landscape Use: As a bank cover, container plant and ground cover.
Light: Sun and part sun on the coast and part sun inland.
Location: Admin. Hillside, south of 100 bldg.
Pest: None.
Problems: None.
Propagation: By cuttings
Pruning: None required but will tolerate shearing.
Tolerance: Deer, drought, insect, neglect, seacoast, smog/dust and wind.
Type: Broadleaf evergreen shrub that is dense and spreading.
Water: Dry between.
California Native: No
Description: Characteristic: Beautiful under our native oaks,
avoid reflected heat.

Hardy to 15 degrees.
Sunset zones: 14-24
Click on a picture to enlarge it.
500 x 375, 31,112 Bytes

Botanical Name: Feijoa sellowiana
Botanical Pronunciation: fay-ZJOE-ah sell-oh-ee-ON-ah
Common Name: Pineapple Guava
Family Name: Myrtaceae
Diseases: None
Flower: pink/white five fleshy petals 1-2
Growth: 15-25' x 15-20' average growth.
Landscape Use: Attracts bird and bees, background container plant, hedge, screen, sea coast, shrub mass wind break and a specimen.
Light: Sun to part shade on the coast and inland.
Pest: None.
Problems: None.
Propagation: By cuttings in summer and seeds.
Pruning: As desired. Takes shearing and prune in late spring.
Tolerance: Drought, wind, smog, sea coast, heat, neglect, lawn irrigation and the desert.
Type: Broadleaf evergreen small tree or shrub.
Water: Monthly.
California Native: No
Click on a picture to enlarge it.
0 x 0, 137,309 Bytes

Botanical Name: Rosa chinensis mutabilis
Botanical Pronunciation: ROSE-ah chai-NEN-sis mew-TAB-eh-lis
Common Name: China Rose
Family Name: Rosaceae
Diseases: Fireblight, powdery mildew and rust.
Flower: Single circular rose that is orange bud to cream to pink to magenta in the spring to fall. Fragrant.
Growth: 5-6 ' height X 5-6' spread that is fast gowing.
Landscape Use: Attracts bees, background cut / dried flowers, and shrub mass.
Light: Sun on the coast and inland.
Location: Slope east of 2500.
Pest: Aphids (control) water spray. Saw larvae-bristly rose slugs (control) Insecticidal soap.
Problems: None.
Propagation: By cuttings.
Pruning: Prune back as desired to control size, dead head flowers and will tolerate shearing.
Tolerance: Neglect, lawn irrigation, insects, heat and drought.
Type: Broadleaf evergreen shrub that is dense, round, semi-open, spreading and upright..
Water: Moderate to dry between.
California Native: No
Description: Hardy to 15 degrees.
Sunset zones 4-9, 12-24, H1
Click on a picture to enlarge it.
0 x 0, 133,691 Bytes 0 x 0, 129,394 Bytes 0 x 0, 132,302 Bytes