Colleen Johnsen's California Plants
Class #63: Plant Materials And Design B, Lab #13

Class #63: Plant Materials And Design B, Lab #13


Botanical Name: Thymus pseudolanuginosis
Common Name: Wooley thyme
Family Name: Lamiaceae
Diseases: None.
Flower: Pinj tubular, two lipped in cluster 1/16" x 1/16" in mid-summer with fragrance leaves.
Growth: 2-3" x 3' average growth.
Landscape Use: Border/edging, deer proff, groundcover, rock garden, wall spiller and between stepping stones.
Light: Sun on coast and inland.
Pest: None.
Problems: Crown rot in dense soils.
Propagation: By cuttings, division and layering.
Pruning: Cut back if rangy.
Tolerance: Deer, drought, insect, neglect, seacoast and smog.
Type: Broadleaf evergreen herbaceous perennial groundcover that is dense, spreading and draping.
Water: Monthly/dry season.
California Native: No
Description: Hardy to 0 degrees.

Sunset zones 1-24.

Prefers well-drained soil.
Click on a picture to enlarge it.
500 x 375, 48,960 Bytes

Botanical Name: Prunus serrulata
Botanical Pronunciation: PREW-nuss sair-you-LAH-tah
Common Name: Japanese Cherry
Family Name: Rosaceae
Native Location: Japan
Diseases: Scab, root rot and crown rot.
Flower: White to pink single and double circular 1-1 1/2 dia. in the spring with a slight fragrance.
Growth: 15-25' X 15-25' average growth.
Landscape Use: Cut flowers, large container plant, attreacts bees/birds, lawn tree and specimen.
Light: Sun on the coast and inland.
Location: Street Tree Pacific Avenue. and North of the Cabrillo gym.
Pest: Aphids (control) increase watering.
Problems: Weak britttle branches.
Propagation: By cuttings or graphing.
Pruning: Thin in mid-summer as desired - be conservative as it's slow to regrow.
Tolerance: Heat.
Type: Deciduous tree that is dense, round, spreading, upright and weeping.
Water: Monthly.
California Native: No
Description: Hardy to 0 degrees.

Sunset zones 2-7, 14-20/

Prfers moist well-drained sandy loam.
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375 x 500, 28,196 Bytes

Botanical Name: Abelia x grandiflora
Botanical Pronunciation: ah-BEEL-yah gran-deh-FLOOR-ah
Common Name: Glossy Abelia
Family Name: Caprifoliaceae
Native Location: China
Diseases: None.
Flower: Pink to white tubular 3/4"-1" X 1/2" in the June to October not edible.
Growth: 6-8' x 6' fast to average growth.
Landscape Use: Container plant, hedge, screen shrub mass and specimen.
Light: Sun to part shade on the coast and inland.
Pest: None.
Problems: None.
Propagation: By cuttings.
Pruning: Tolerates shearing but looks so graceful without it.
Tolerance: Insect or disease resistant and lawn irrigation.
Type: Broadleaf evergreen deciduous shrub.
Water: Moderate to dry between
California Native: No
Description: Hardy to 0 degrees.

Sunset zones 5-24.

Perfers all types of well drained soil.

Botanical Name: Lophostemom conferta
Botanical Pronunciation: low-FOSS-teh-mun con-FIR-tah
Common Name: Brisbane Box
Family Name: Myrtaceae
Diseases: None.
Flower: White to creamy balls about 1/4" diameter in the summer.
Growth: 30-40' height x 20-30' spread with fast growing.
Landscape Use: Attracts bees, container plant, lawn tree, for shade, specimen and street tree.
Light: Sun to part shade on the coast and inland.
Pest: None.
Problems: None.
Propagation: By seeds.
Pruning: As desired.
Tolerance: Drought, wind, sea coast, neglet and lawn irrigation.
Type: Broadleaf evergreem tree.
Water: Dry between.
California Native: No
Description: Hardy to 20 degrees.
Sunset zones 15-17, 19-24, H1 and H2

Botanical Name: Cupressocyparis leylandii
Common Name: Leyland Cypress
Family Name: Cupressaceae
Diseases: Coryneum canker fungus and other fungal diseases (control) avoid warm summer regions
Landscape Use: Background, deer proof, hedgr?, screen seacoast, specimen plant and wind break.
Light: Sun on the coast and inland.
Pest: None.
Problems: Short-lived in gardens.
Propagation: By cuttigs.
Pruning: Tip prune as needed and tolerates shearing.
Tolerance: Deer, drought, seacoast and winds.
Type: Conifer tree that is dense, picturesque, phramidal, spreading and upright.
Water: Monthly/dry season.
California Native: No
Description: Hardy to 10 degrees.
Sunset zones 3B-24.

Like all types of soil.

Botanical Name: Ulmus parvifolia
Botanical Pronunciation: ULL-muss par-veh-FOAL-ee-ah
Common Name: Chinese Evergreen Elm
Family Name: Ulmaceae
Diseases: Texas root rot in desert, fungus affects leaves in summer.
Flower: Insignificant.
Growth: 40-60' height x 50' spread fast growth, can grow 30' in 5 years.
Landscape Use: Background, lawn tree, screen and specimen plant.
Light: Sun on coast and inland.
Pest: None.
Problems: Weak wooded.
Propagation: By seeds.
Pruning: Thin in winter.
Tolerance: Lawm irrigation and smog/dust.
Type: Broadleaf evergreen deciduous tree that is dense to semi-open, spreading, upright and arching.
Water: Monthly/dry season.
California Native: No
Description: Hardy to 10-15 degrees.

Sunset zones 3-24.

Likes all types of soil.

Botanical Name: Aptenia cordifolia
Common Name: Aptenia, Baby Sun Rose
Family Name: Aizoaceae
Flower: Cherry red - pink circular shape 1/2 - 1" dia. in the spring to fall.
Growth: 6-12" X 2-12' fast in youth to fast in maturity.
Light: Sun to part sun on the coast and inland.
Pest: None.
Problems: Invasive.
Propagation: By cuttings.
Pruning: Tip prune as needed as desired to control.
Tolerance: Deer?, drought, heat, insect/disease resistant, neglect, seacoast and winds.
Type: Broadleaf evergreen groundcover herbaceous perennial succulent.
Water: Monthly/dry season.
California Native: No
Description: Hardy to 20-28 degrees.
Sunset zones: 12, 13, 15-17, H1, H2,21-24.

Botanical Name: Oenothera speciosa
Botanical Pronunciation: Ee-NO-thee-rah spees-e-O-sah
Common Name: Mexican Evening Primrose
Family Name: Onagraceae
Diseases: Fungal leaf spot: Prune to invigorate.
Flower: Pink buttercup, poppy-like 1-1 1/2" in late spring to fall with no fragrance.
Growth: 18" X 2'+ fast growing.
Landscape Use: Attacts Bees, container plant, erosion control, fire retardant, groundcover and on the seacoast.
Light: Sun to part sun on both the coast and inland.
Location: West of the 500 building.
Pest: Deer, rabbits: Excsion - Aphids and whitefly: Increase watering.
Problems: Invasive.
Propagation: By cuttings and division.
Pruning: Tolerates shearing. Cut back June and August.
Tolerance: Drought, heat, seacoast, smog/dust and winds.
Type: Decicuous/Dies down, groundcover, herbaceous perennial.
Water: Monthly/dry season
California Native: No
Description: Hardy to 10 degrees.
Sunset zones 2b-24, H1, H2

Botanical Name: Myoporum laetum
Botanical Pronunciation: my-opp-rum lay-tum
Common Name: Myoporum
Family Name: Myoporaceae
Flower: White with purple markings in a cuo funnal shape, 1/2' x 1/2" in the summer.
Growth: 30' height X 20' spread fast growth.
Landscape Use: Deer proff, screen, seacoast and windbreak.
Light: Sun on coast and inland.
Pest: None.
Problems: Gently reseeds.
Propagation: By cuttings and seeds.
Pruning: To control size as desired.
Tolerance: Deer, drought, lawn irrigation, neglect, seacoast and winds.
Type: Broadleaf evergreen shrub tree that is dense and round.
Water: Monthly/dry season.
California Native: No
Description: Hardy to 24 degrees.
Sunset zones 8-9, 14-17, 19-24.

Like all soil conditions.