California Code of Regulations › Title 23 - Waters › Division 1 - Central Valley Flood Protection Board › Chapter 1 - Organization, Powers and Standards › Article 8 - Standards › Figure 8.10 and Tables 8.2 through 8.5

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
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Table 8.2
Partial List of Trees
Suitable
for
					 Oversize Levees
Alder, white
Alnus
							 rhombifolia
Box Elder
Acer negundo
California pepper tree (male
							 only)
Schinus molle
Carob tree (male only)
Ceratonia
							 siliqua
China-berry
Melia
							 azedarach
Chinese pistache
Pistacia
							 chinensis
Coast beefwood
Casuarina
							 stricta
Common catalpa
Catalpa
							 bignonioides
Crape myrtle
Lagerstroemia
							 indica
Dogwood, giant
Cornus
							 controversa
Dogwood, Western
Cornus
							 nuttallii
Fremont cottonwood (male
							 only)
Populus fremontii
Goldenrain tree
Koelreuteria
							 paniculata
Hackberry, Chinese
Celtis
							 sinenis
Hackberry, common
Celtis
							 occidentalis
Hackberry, European
Celtis
							 australis
Maidenhair tree (male only)
Gingko
							 biloba
Mayten tree
Maytenus
							 boaria
Montezuma cypress
Taxodium
							 mucrontum
Oak
Ouercus
							 spp.*
Pagoda tree
Sophora
							 japonica
Redbud, western
Cercis
							 occidentalis
Redbud, eastern
Cercis
							 canadensis
Sawleaf zelkova
Zelkova
							 serrata
Silk tree
Albizia
							 julibrissin
Strawberry tree
Arbutus
							 unedo
or
Arbutus "marina"
Tallow tree
Sapium
							 sebiferum
Tupelo
Nyssa sylvatica
* spp. = species
Table 8.3
Partial List of Trees
Unsuitable
on
					 Levees
Acacia, Bailey
Acacia
							 baileyana
Acacia, kangaroo thorn
Acacia
							 armata
Almond
Prunus dulcis
Apple, crabapple
Malus
							 spp.*
Apricot
Prunus
							 armeniaca
Ash, Arizona
Fraxinus
							 velutina
Ash, flowering
Fraxinus
							 ornus
Ash, Modesto
Fraxinum velutina
							 "Modesto"
Blue gum
Eucalyptus
							 globulus
Cedar**
Cedrus
							 spp.*
Cherry
Prunus ayium
Chinese jujube
Zizyphus
							 jujube
Chinese wingnut
Pterocarya
							 stenoptera
Citrus
Citrus
							 spp.*
Coast redwood
Sequoia
							 sempervirens
Colorado spruce
Picea
							 pungens
Cypress**
Cupressus
							 spp.*
Date palm
Phoenix
							 spp.*
Elm
Ulmus
							 spp.*
Fan palm
Washingtonia
							 spp.*
Fig
Ficus carica
Fir**
Abies
							 spp.*
Giant sequoia
Sequoiadendron
							 giganteum
Grape
Vitis
							 spp.*
Hawthorn
Crataegus
							 spp.*
Incense cedar**
Calocedrus
							 decurrens
Locust
Robinia
							 spp.*
Loquat
Eriobotrya
							 spp.*
Olive
Olea europaea
Osage orange
Maclura
							 pomifera
Peach and nectarine
Prunus
							 perica
Pecan
Carya
							 illinoinensis
Persimmon
Diospyros
							 spp.*
Pine**
Pinus
							 spp.*
Plum and prune
Prunus domestica,
							 salicina
Pomegranate
Punica
							 granatum
Quince
Cydonia oblonga
Russian olive
Elaegnus
							 augustifolia
Salt Cedar
Tamarisk
							 gallica
Tree of heaven
Ailanthus
							 altissima
Walnut
Juglans
							 spp.*
* spp. = species
** Conifers whose normal mature height is 50 feet or less
					 may be considered desirable under maintenance conditions that (1) protect the
					 tree from drought, and (2) will assure proper pruning of the lower
					 branches.
Table 8.4
Partial List of Ground Covers
Suitable
on Levees
Aaron's
							 Beard**
Hypericum
							 calycinum
Alyssum
Alyssum
							 spp.*
Basket-of-gold
Aurinia
							 saxatile
Bermuda Grass
Cynodon dactylon
							 "tifgreen" Cynodon dactylon "coastal" Cynodon dactylon "Tufcote"
Blue-eyed grass
Sisyrinchium
							 bellum
California Poppy
Eschscholzia
							 californica
Cape weed
Arctotheca
							 calendula
Creeping wild
							 rye**
Elymus
							 triticoides
English Ivy,
							 miniature**
Hedera helix,
							 hahni
Garden lippia
Phyla nodiflora Lippia
							 nodiflora
Gazania,
							 trailing**
Gazania
							 spp.*
Green carpet
Herniaria
							 glabra
Lupine, dwarf
Lupinus
							 bicolor
Mexican evening
							 primrose**
Oenothera
							 berlandieri
Palestine orchardgrass
Dactylis
							 glomerotoa "Palestine"
Salt grass
Distichlis
							 spicata
Spring Cinquefoil
Potentilla
							 tabernaemontanii
Stonecrop
Sedum
							 spp.*
Trailing African daisy
Osteospermum
							 fruticosum
Verbena
Verbena
							 peruviana
Yellow-eyed grass
Sisyrinchium
							 californicum
* spp. = species
** These species have specific requirements for being cut
					 back or otherwise maintained on a regular basis depending on the
					 species.
Table 8.5
Partial List of Ground Covers and Miscellaneous
					 Species
Unsuitable
on Levees
Bamboo
Bambusa
							 spp.*
Blackberry/Raspberry
Rubus
							 spp.*
Broom
Cytisus
							 spp.*
Cactus
Cactaceae
							 spp.*
Century Plant
Agave
							 americana
False Bamboo, Common Reed
Phragmites
							 communis
Freeway Iceplant
Carpobrotus
							 spp.*
Grape
Vitus
							 spp.*
Honeysuckle
Lonicera
							 spp.*
Horsetail
Equisetum
							 hyemale
Ice Plant, Rosea
Drosanthemum
							 floribundum
Ice Plant, trailing
Lampranthus,
							 spectabulis
Ivy, Algerian
Hedera
							 canariensis
Ivy, Persian
Hedera
							 colchica
Ivy, English
Hederal
							 helix
except miniature or
dwarf varieties
Pampas grass
Cortaderia
							 selloana
Periwinkle
Vinca
							 spp.*
Perla Grass
Phalaris
							 tuberosa
var.
hirtiglumis
Rose
Rosa
							 spp.*
* spp. = species