and sow thistle (Sonchus spp.) Spotted knapweed (Centaurea maculosa) is an invasive biennial or perennial wildflower whose flower looks a bit like a thistle. Canada thistle’s (Cirsium arvense) flower quantity, size, and shape can be similar to knapweeds.Canada thistle leaves are noticeably spiny. Dandelion only has one flower per stalk (see photos on the dandelion page). Do not mistake Yaupon holly for the toxic Chinese … The sow-thistles are easily distinguished by the shape of … Wild lettuce (Lactuca spp.) I want to thank you for verifying my knowledge of all these plants! This plant typically measures three to six feet tall and has … The flowers are purple (not yellow) and the growth form is completely different. Globe thistle or milk thistle. Earlier in the plant’s life it will make a kind of basal rosette, which is prior to flowering or putting out seeds, which makes it difficult at first to distinguish between the Dandelion, Wild Lettuce, and Sow Thistle. Good field guides are invaluable. No Sow thistle. Saved by Rootsy. Wild lettuce grows up to 3 or 4 feet tall, has jagged thorny leaves and … Many insects feed on the leaves, stems, flowers and seeds, while some songbirds also feed on thistle seeds. This one can easily be mistaken for a dandelion when it’s young, but you’ll never make that mistake once the plant matures. Common Sow-thistle can differ in leaf shape and overall appearance. I’ve heard a few sources that say Sow Thistle and Wild lettuce are look-alikes. Corn Sow-thistle, Creeping Sow Thistle, Dindle, Field Milk Thistle, Field Sow Thistle, Gutweed, Milk Thistle, Sonchus uliginosus, Tree Sow-thistle. Globe thistle is cold-hardy in USDA zones 3 to 8. But so, unfortunately, does an invasive, the noxious Carduus nutans, an import from Eurasia. rosette will branch before flowering. Canada thistle is an extremely widespread weed of agricultural and ecological areas in the U.S, occurring throughout the northern states and Southwest but is largely absent in the South from Texas to Georgia. ... field sow thistle; creeping sow thistle; milk thistle; corn sow-thistle; swine-thistle; tree sow-thistle; dindle; Elongated. Dandelions are an important source of food for wildlife. However, once the plant sends up a stalk and begins to flower and put off seed, it makes for a quick and … The Oleraceus has green leaves with a bit of blue, Delta- arrow-shaped end lobes and distinctly pointed lobes where it clasps the stem. Smooth Sow-thistle Sonchus oleraceus is similar but has smaller, less showyflowers. We highly recommend the following guides: - Identifying and Harvesting Wild Edible and Medicinal Plants by Steve Brill - Discovering Wild Plantsby Janice Schofield Sow Thistle (Sonchus spp.) 833. Native thistle provide important habitat and food sources for native fauna. Look Alikes. Although it can be used as food, milk thistle is better known as having medicinal benefits. Notches. What Is the Difference Between a Cardoon and an Artichoke?. There is another plant called sow thistle … also do not have hollow stems, and the leaves grow up the entire stalk with multiple flowers growing from each stalk. The flowers are larger and more globe … In all three cases, poor grazing management, such as season-long grazing or heavy soil impacts from livestock, are often the culprit for infestations to start or … Farmers hate this plant for the negative impact it has on crops. Ingestion may cause abdominal pain, convulsions, delirium, nausea, seizures and vomiting - often resulting in death. Synonyms. may also be confused with dandelion when they’re in their vegetative state. Management. They don’t even look alike. Scotch thistle can be confused with bull thistle (Cirsium vulgaris), which is also sometimes called "Scotch thistle" and is much more common in western Washington. Wild Lettuce is also known as opium lettuce, bitter lettuce, wild opium, horse thistle, China lettuce and prickly lettuce. You basically gave me a reality check – reassuring me I was not on drugs on what a plant was. How to tell the difference? Sow Thistle Sonchus oleraceus Leaves, Stems, Buds, Roots Raw or Cooked Landscapes, Abandoned lots, Fields, Everywhere Spring, Fall, Winter Beware Look-aLike, Groundsel N Pickle unopened buds, Cook young leaves like spinach, Roasted roots make bitter coffee subs. Here are the most prominent differences: Sow thistle usually has many flowers sprouting out on each stalk. Yellowspine Thistle (Cirsium ochrocentrum) Non-native Thistles (Pages 20-24) Bull Thistle (Cirsium vulgare) Canada Thistle (Cirsium arvense, Breea arvensis) Musk Thistle (Carduus nutans) Plumeless Thistle (Carduus acanthoides) Scotch Thistle (Onopordum acanthium, O. tauricum) Managing Invasive Thistles Thistle Look … Upright. There are many other yellow members of the daisy family with flowers similar to those of the Dandelion. Milk thistle (Silybum marianum) can look a lot like Italian thistle, especially as a seedling. The best guides clearly explain identification, collection, and preparation techniques. The prickly sow-thistle, Sonchus asper, is similar but its leaves have sharp spines. It is used by many people, in… ⁠ ⁕⁠ Perhaps you already know your globe thistle grows happily in full sun and lean or poor soil. I took one look at oleraceus/common sow thistle and could not imagine why you kept calling it a lettuce. It is vital that you can identify the wild edible plants that you intend to utilize. Twenty large national parks across the country report it as a serious invasive plant affecting natural resources. When bees, butterflies, and other pollinators emerge in early spring, a tricky time with few other flowers blooming, they depend on dandelions as an early source of pollen and nectar.. Related Species and Look-Alikes: Chicory (Cichorium intybus) and cat’s-ear (Hypochaeris radicata) are sometimes mistaken for dandelion. Some authorities believe that populations of Clammy Sow-thistle (Sochus tenerrimus) found in Australia are actually one of these forms of Common Sow-thistle.Common Sow-thistle belongs to a group of mainly yellow-flowered daisies in the Tribe … deeply lobed leaves with spines on the margin. Just about all parts of the plant have been used as food with no reports of toxicity. Wild milkweed grows up to 7 feet tall, has oval shaped leaves and is very poisonous. Water hemlock is often called the most deadly plant in North America. Italian thistle also has several close relatives in California. Just like cat's ear, these plants are not toxic, and have their own benefits as well. There may well be plants in your landscaping classified as Centaurea. Lactuca virosa (great or greater prickly lettuce) and Lactuca serriola (prickly lettuce) have similar medicinal properties. 3. There are other potential dandelion look-alikes as well, such as sow thistle, wild lettuce, and chicory, none of which look much like dandelions in my opinion! Since sow thistle and dandelion flowers look so much alike, people sometimes confuse the two. Many, especially Cirsium altissimum (tall thistle) and Cirsium engelmannii (Engelmann’s thistle), look quite similar, with their purple blooms and spiny leaves. It was a look-alike relative -- the innocuous tall thistle -- which is a friend to bumblebees and long-horned bees and butterflies, said Superintendent Brent Meyer. Look Alikes. Dandelions only grow about 6 to 10 inches tall, have yellow flowers and are used in salads, not for pain control. Control. Sonchus oleraceus, with many common names including Common Sow thistle, Milk Thistle, Smooth Saw-thistle, Sow Thistle, Annual Sow thistle, annual milk thistle, hare’s-lettuce, common milk thistle, colewort, field sow thistle, hare’s thistle, small sow thistle, Hare’s Colwort, Common Milk Sow-thistle, Milky Tassel, Milk-weed, Thalaak or swinies, is a plant … It also has a lot of spines. Eat your invasive weeds! ), which looks like a cross between a thistle, a teasel and an allium. It is much more common in counties on the east side of the Cascades. But its leaves are not as deeply lobed, the milky stripes are much more pronounced, and the plant grows much bigger and more robust. These nectar sources help support pollinators year-round, and can help to increase yields for many valuable crops.The … Then of course there is the seed heads/flowers, if the plant … When it’s young, like the photo above, you can eat it like any dandelion. Foraged Foodie: capers made from pickled sow thistle buds. We have a “sow thistle” here (Cirsium arvense) that looks nothing like wild lettuce, other than the fact that it has prickles. 6 7 INDEX COMMON NAME Scientific Name CODE Page INDEX COMMON NAME Scientific Name CODE Page THISTLES AND LOOK-ALIKES Invasive BULL THISTLE Cirsium vulgare DALMATIAN TOADFLAXCIVU 12-13 CANADA THISTLE Cirsium arvense YELLOW TOADFLAXCIAR4 14-15 MUSK THISTLE Carduus nutans CANU4 16-17 SCOTCH THISTLE … The weed milk thistle, its spitting image, is common throughout North America, … Scientific name: Ilex vomitoria Abundance: plentiful What: tea from leaves How: Dry leaves, add boiling water Where: woods When: all year Nutritional Value: caffeine and antioxidants Dangers: Avoid the berries as they might cause an upset stomach in some people if consumed. The flowers provide nectar for nearly 100 species of insects, while the … 5 . But a look-alike may be elbowing its way into this same spot! 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