Seven Noxious Weeds of Southern California

Even I have to admit that some plants fit theconsume in any amount.
category of "weed." Sometimes they are too4) Peppergrass: In some areas of the U.S., this is
dangerous for anyone but a doctor to handle anda native and very much enjoyed. Florists use it
others take over the territory of native plants. Aboth fresh and dried in their arrangements and
few are deadly, and not just for humans. Knowingsome people enjoy eating them. Unfortunately, it
what they are can make a big difference,is now springing up where it isn't native and it's
especially as a few are considered landscapetaking over. Several states have instructions for
plants.what you should do if you notice it on your
1) Castor Beans: These plants are escapees fromproperty, and they urge containment. It spreads
hummingbird/butterfly plant mixes. They canby seed, so the soil around the plants may need
become quite large, I've seen a few taller than Ito be carefully removed.
am at 5'9". The plant is often found along hiking5) Pampas Grass: Small tufts of this plant look
trails and in waste places. They can make nicenice around mail boxes, etc. Unfortunately, it
foliage, but inside the pretty package lies a deadlydoesn't stay small and it spreads rapidly. It is
poison. Once castor oil has been removed fromsharp and can cause cuts when cattle or horses
the beans, ricin is left over.try to graze on it, so it isn't wanted in pastures.
2) Euphorbia Terracina: Its common name is6) Poison Hemlock: They aren't kidding about the
carnation spurge, and it is exploding exponentiallyname. Death can occur as fast as twenty
in Southern California right now. At first, it wasminutes after ingestion. One reason it is eaten is
mostly coastal areas, but it is now in grasslands,that it resembles edible members of the carrot
the desert and in other wetlands. It can potentiallyfamily. While wildcrafting is gaining popularity, this is
take out just about every type of native plant inan example of why you shouldn't do it unless you
the state left unchecked.know exactly what's edible and what isn't.
There are several reasons this plant may be7) Yellow Star Thistle: If you have horses, you
popping up. For some, it's a prized member of ahave two reasons to want your property rid of
spurge garden. Moving soil and rocks, andthis noxious weed. it kills them. Like the other
construction equipment are all possible means.plants on this list, it can take over a pasture and
They think some of the massive wildfires we'vepush out forage grasses. Horses have a need to
had recently also contribute to the menace.chew, and if there isn't adequate grass they will
On top of its tendency to take over habitat fromturn to this plant. It is addictive to them, and will
other plants, it is toxic. All spurges, includingthen be sought out after this point.
poinsettias, have a sap that can cause pain onThe problem it causes is with swallowing. The
contact and if ingested. The stronger ones cantoxin damages the horse's brain, centering in the
cause burns, but this one tends towards minorarea that governs chewing and swallowing. Most
skin irritation on contact.horses that have present these symptoms have
3) Jimson Weed: Even though it is naturalized toto be put down or they will literally starve to
most of the U.S., this plant is native to Asia. It hasdeath.
many names, including Gabriel's Trumpet, DaturaKnowing what's growing on your property is
and thorn apple. It is related to the nightshadeimportant. When you are planning a garden, it's a
family. It sprouts up in disturbed soil and in wastegood idea to find out how the plants you choose
places such as vacant lots.will affect not just your property but that of
If you see this plant, get rid of it. It is deadly in apeople around you. If you discover a plant you
hurry, and it's not pleasant. It contains surgicalaren't familiar with, consult your county agricultural
type elements that can shut down the centralcommissioner to see what you need to do about
nervous system and cause both breathing andit.
heart beat to stop. No part of it is safe to