Jun 20, 2022 · In the summer, the weed produces a tall spike of purple flowers that varies in height from 12-18 inches, while the leaves stay close to the ground, spreading out about a foot. Lamb’s ear is an edible weed that also has medicinal properties. Some people like to eat it in salads where it adds a fruity taste reminiscent of apples and pineapples.The purple flowers are trumpet-shaped, soft and feathery, with fern-like foliage. The Jacaranda tree is fast growing and the purple flowers bloom in mid to late spring. Why are the little purple flowers growing in my yard? Henbit is an annual winter weed. It can grow up to 12 inches or taller and produces purple flowers.Sep 15, 2021 · The flowers of this perennial weed can range from pink to purple and can be found from May through September. The flowers appear at the end of the terminal spikes of the plant’s stem. ... From late summer to early fall, Canada thistle produces pink or light purple flowers. The pink flowers are round and appear in clusters at the end of each ...These cool-season, winter- and spring-flowering weeds do provide much needed nectar to bees in early spring. While purple deadnettle and henbit are annuals, ...Aug 30, 2023 · Creeping speedwell is a mat-forming spreading perennial weed with purple flowers. Although creeping speedwell produces pretty flowers, its fast growth means it can quickly get out of hand in borders and lawns. The four-petalled purple flowers grow on the end of long stems. Creeping speedwell spreads through rhizomes and stolons.Oct 23, 2021 · My license number is AL-0053865. Contact me at [email protected] or +1 (508) 500-8402. The purple-colored flowers might look pretty when they bloom, but the henbit weed is nothing that you want in your lawn, garden, or landscaping. Henbit grows. Apr 28, 2016 · Both have two-lipped tubular flowers, opposite leaves and square stems. Henbit flowers are pink to purple with darker purple spots than those of purple deadnettle. The flowers of henbit are longer and more slender than those of purple deadnettle. The leaves of purple deadnettle at the apex of the stems are tinted purple and fade to green as ... Thats a plant called Sorrel. It's an herb with a sort of sour, bitter taste similar to the outside of sour candy. It grows wild, but some people intentionally ...Weeds are a common problem in gardens and lawns. They can take over your garden and make it look untidy. Fortunately, there are some easy ways to make an effective weed killer at h...Apr 9, 2023 · TUCSON, Ariz. (13 News) - Arizona’s mountains and trails are covered in colorful wildflowers, and experts want people to be cautious of one purple flower they may come across, scorpion weed. While it may be pretty to look at, it can cause a rash similar to poison ivy if you come in contact with it. “First rule of thumb is, to the extent ...Apr 7, 2023 · Purple dead nettle is an absolutely stunning spring flower, and the bees love its bright purple/pink blooms. Some people think of it as a weed, largely because it grows in carpets and can take over moist, fertile spots on your lawn in the blink of an eye. Personally, I don’t know why people dislike this lovely weed.Leaves are 8-12 mm long and dark green in color, becoming more purple-red in the upper leaves. Upper leaves are also relatively triangular in outline. Stems Branched from the base of the plant, are square, and may reach 16-18 inches in height. Flowers Occur in whorls of 3-6 in the upper leaves. Purple-red in color and 1-2 cm long. Fruit A berry ...Butterfly weed (Asclepias tuberosa) is a perennial that grows from 1 to 4 feet tall with red stems, leaves, and flowers that attract butterflies. The flowers are usually orange or yellow but can also be white, cream, or pink. Butterfly weed prefers full sun but will tolerate part shade if given plenty of water during dry spells.Mar 7, 2024 · Weed: A plant that causes economic losses or ecological damages, creates health problems for animals or humans, or is undesirable where it grows. Crabgrass is a classic example. Noxious Weed: Any plant designated by federal, state, or local government officials as injurious to public health, agriculture, recreation, wildlife, or property.Field …Dandelions: Yellow flower that turns into a small ball of seeds that float in the air. Tooth-like leaves and thick roots. Chickweed: Broadleaf weed with small white flowers and elongated petals. It has large egg-shaped leaves with pointy tips. Henbit and purple deadnettle: Two very similar broadleaf weeds with small, horn-shaped purple flowers ...Vinegar is a natural, cost-effective way to get rid of weeds in your garden or lawn. It’s an easy and safe alternative to chemical weed killers, and it’s just as effective. Here’s ...Yellow wood sorrel ( Oxalis stricta) is an invasive species in Kentucky and is considered a weed throughout the rest of the U.S. It looks similar to clover, except that the foliage is curved or folded at the center of each leaf. The leaves fold at night and open again during the day. Its small 1/2-inch five-petalled flowers are bright yellow.Sep 15, 2021 · The flowers of this perennial weed can range from pink to purple and can be found from May through September. The flowers appear at the end of the terminal spikes of the plant’s stem. ... From late summer to early fall, Canada thistle produces pink or light purple flowers. The pink flowers are round and appear in clusters at the end of each ...Jun 6, 2022 · Old World Diamond Flower is a summer weed with smooth, oblong-pointed leaves that are arranged opposite of each other on the stem. The dainty, white flowers have a long stalk that connects multiple flowers to the weed stem. How to Kill Old World Diamond Flower. This weed can be difficult to control. There are no pre-emergent option available.Feb 7, 2024 · The most distinct feature of Wild Violets is their flowers. They primarily bloom in purple-blue hues, but certain varieties also produce yellow or white flowers. These flowers are often scented, adding to their charm. Wild Violets reach a height of 4-6 inches (10-15 cm) and can spread between 8-24 inches (20-61 cm) across when fully mature.Mar 28, 2023 · Bittersweet Nightshade (Solanum dulcamara) 9. Common Burdock (Arctium minus) 10. Bird Vetch (Vicia cracca) 11. Purple Clover (Dalea purpurea) So, let’s take a look at my favorite weeds with purple flowers and explore their characteristics, growth habits, and potential benefits in the growing guides I’ve included for each. From the fast ...Vinegar is a natural and effective way to control weeds in your garden or lawn. It is an inexpensive and non-toxic alternative to chemical herbicides, making it a great choice for ...Dollarweed – Hydrocotyle. Dollarweed thrives in the same conditions as St Augustine grass, which is why you’ll likely find its glossy leaves spotted around your yard. You’ll know it’s a Dollarweed by its round leaves that resemble a silver dollar. This pesky weed is immune to the mower since 90% of the plant actually lives underground.Dollarweed – Hydrocotyle. Dollarweed thrives in the same conditions as St Augustine grass, which is why you’ll likely find its glossy leaves spotted around your yard. You’ll know it’s a Dollarweed by its round leaves that resemble a silver dollar. This pesky weed is immune to the mower since 90% of the plant actually lives underground.Onion Grass – Also known as Guildford Grass, it is a shiny, thin wiry weed that grows from a corm and produces small purple flowers with six petals. Parramatta Grass, Rat’s Tail Grass – An upright, tussocky grass, with hairless stems that carry numerous densely packed flower spikelets and oval seeds that turn reddish brown as they mature.Apr 18, 2023 · Field Bindweed Growing Guide Chart. 9. Fireweed (Chamaenerion angustifolium) Pin This. Fireweed develops such beautiful pinkish-purple flowers that it’s hard to believe they’re technically considered a weed. As one of the most common weeds with pink flowers, Fireweed actually tends to develop after forest fires.Check out our list of Best Weeds with Purple Flowers that can be a great no-fuss addition to your garden! Table of contents. 1. Creeping Charlie. 2. …In addition, some weedy plants with white flowers like chickweed or purple-flowering weeds like chicory have edible parts. How to Identify …Gardening is a fun and rewarding hobby in many ways, but weeds can quickly dampen your spirits — and the look of your yard. The good news is that there are several organic methods ...In the summer, creeping jenny is a flowering weed. Producing small yellow flowers. And you can also identify this weed by its bright green leaves. The leaves are scalloped edged and round or kidney-shaped. Creeping jenny likes to grow in moist and shady areas, So you can control this weed by changing the conditions.See full list on practicalselfreliance.com Nov 15, 2023 · The common thistle, also known as thistles, is a tall weed with purple flowers that can grow up to 6 feet in height. It’s one of the most common weeds on this list and is often found in fields, meadows, and along roadsides. The thistle grows in clusters, and its flowers can range in color from deep purple to pink.Jun 16, 2021 · Promoting lawn health: “One of the best ways to control henbit is to grow a thick lawn so weeds struggle to compete,” Holmes says. “A regular fertilization program for your lawn will help it get the nutrients it needs to grow thick and dense, leaving little space for weeds to grow.”. Mowing to the correct height: Higher is better ... Mar 28, 2023 · Bittersweet Nightshade (Solanum dulcamara) 9. Common Burdock (Arctium minus) 10. Bird Vetch (Vicia cracca) 11. Purple Clover (Dalea purpurea) So, let’s take a look at my favorite weeds with purple flowers and explore their characteristics, growth habits, and potential benefits in the growing guides I’ve included for each. From the fast ...Here are some ways to identify common weeds that may be growing in your yard: 1. Purple Dead Nettle. 8H/Shutterstock. The Purple Dead Nettle is a member of the …Sep 1, 2023 · Purple deadnettle (Lamium purpureum) is a weed that is commonly found in fields and disturbed areas. It has purple flowers and is often confused with henbit, another weed with purple flowers. While purple deadnettle is not typically grown as a crop, it can grow in agricultural fields and compete with crops for resources.Dec 27, 2023 · This common lawn weed with purple flowers tends to dominate areas with good fertility and consistent moisture. Learn how to identify ground ivy and explore its culinary and medicinal uses. Heal-All (Prunella vulgaris) As the name suggests, heal-all is a low-growing weed with purple flowers that possesses numerous medicinal properties. Feb 7, 2024 · The most distinct feature of Wild Violets is their flowers. They primarily bloom in purple-blue hues, but certain varieties also produce yellow or white flowers. These flowers are often scented, adding to their charm. Wild Violets reach a height of 4-6 inches (10-15 cm) and can spread between 8-24 inches (20-61 cm) across when fully mature.Yellow nutsedge is a warm-season, perennial sedge. It is one of the most difficult weeds to control in South Carolina. This weed can reach up to 3 feet in height. The leaves are yellow-green in color and have a waxy surface. Yellow nutsedge is often mistaken for a grass because of its appearance. 7. Swinecress.Mar 24, 2010 ... While these flowers are pretty at first glance, most homeowners recognize that these weeds are Henbit (Lamium amplexicaule L.) and they are a ...Here are the 11 most popular weeds with purple flowers likely in your lawn and garden. 1. Ground Ivy / Creeping Charlie (Glechoma hederacea) …Hence, they must be managed and eliminated. In some states, burr weeds can be controlled by using prescribed measures. There are several different types of burr weeds that grow in lawns and gardens. These include Lawn burrweed, Burr Medic, Puncturevine, and Yellow Burr Weed.Jan 10, 2023 · The weed flowers from May to June, and the seeds ripen in June and July. Russian dandelion can be used for producing high-quality rubber from the root which contains 15% latex. California Dandelion ( Taraxacum californicum) ... People sometimes refer to this dandelion as pink dandelion on account of its pale peachy or pink-purple …Joe Pye weed 'Purple Bush'. Eutrochium maculatum 'Purple Bush' (Joe Pye weed 'Purple ... Flowers of 'Purple Bush' are purple and produced in a less dens...Apr 15, 2022 · The result is a highly potent Sativa purple marijuana strain with a THC level of about 18-23%. Purple Haze x Malawi is one of the most successful purple weed strains with high yields and ease of growing. Even the novice can get it right! This purple strain offers powerful and long-lasting, energizing effects.Jun 6, 2022 · Old World Diamond Flower is a summer weed with smooth, oblong-pointed leaves that are arranged opposite of each other on the stem. The dainty, white flowers have a long stalk that connects multiple flowers to the weed stem. How to Kill Old World Diamond Flower. This weed can be difficult to control. There are no pre-emergent option available.In the summer, creeping jenny is a flowering weed. Producing small yellow flowers. And you can also identify this weed by its bright green leaves. The leaves are scalloped edged and round or kidney-shaped. Creeping jenny likes to grow in moist and shady areas, So you can control this weed by changing the conditions.Henbit is a tall weed with purple flowers in it. Henbit grows around 13 to 16 inches tall and can grow really fast in the lawns. It is a very hardy weed that can be very difficult to remove from your lawn. Another tall weed with purple flowers is purple deadnettle, as it also grows around 10 to 15 inches tall and can occupy your lawn very quickly.Apr 14, 2022 · My license number is AL-0053865. Contact me at [email protected] or +1 (508) 500-8402. chickweed, clover, hairy bittercress, weeds. There are many types of flowering weeds, some with white flowers, some with yellow flowers, and some with purple flowers. But lawn weeds are lawn weeds.Aug 30, 2023 · Creeping speedwell is a mat-forming spreading perennial weed with purple flowers. Although creeping speedwell produces pretty flowers, its fast growth means it can quickly get out of hand in borders and lawns. The four-petalled purple flowers grow on the end of long stems. Creeping speedwell spreads through rhizomes and stolons.Mar 23, 2021 ... The weed henbit (Lamium amplexicaule L.) is the main cause for this color. It has distinct purple flowers and is one of the most commonly ...My license number is AL-0053865. Contact me at [email protected] or +1 (508) 500-8402. The purple-colored flowers might look pretty when they bloom, but the henbit weed is nothing that you want in your lawn, garden, or landscaping. Henbit grows.Weeds can be a nuisance in any garden or yard, and many people turn to chemical weed killers to get rid of them. But did you know that you can use vinegar as an effective and natur...Apr 28, 2016 · Both have two-lipped tubular flowers, opposite leaves and square stems. Henbit flowers are pink to purple with darker purple spots than those of purple deadnettle. The flowers of henbit are longer and more slender than those of purple deadnettle. The leaves of purple deadnettle at the apex of the stems are tinted purple and fade to green …Herbaceous Broadleaf Weeds: Blue/Purple Flowers · Medicago sativa. Alfalfa · Houstonia caerulea. Azure bluet · Blue toadflax · Viola sororia. Common blu...Aug 30, 2023 · Common boneset is a flowering weed with flat-topped clusters of white flowers. The clusters of white fuzzy umbels grow at the top of 2 to 4 ft. (0.6 – 1.2 m) stems. The stems are covered in long white hairs and have lance-shaped leaves 8” (20 cm) long. The white-flowering weed blooms in late summer through fall.With purple nutsedge producing red-brown flowers when they bloom, and dark brown or black seeds. It’s a perennial weed that spreads by seed, underground rhizomes, bulbs, and tubers. With each tuber having the capacity to create hundreds of shoots in a 3-6 ft. area.6. Dame’s Violet. One of the prettier weeds on today’s list, dame’s violet produces purple and lavender (and sometimes white) flowers from May to August. Its leaves are bright green and lance shaped, tapering to a point. They grow quite large too, to around 5 inches long and an inch across. It seems like having a significantly cooler night period than day period can help encourage cannabis plants to display red, pink or purple colors. Some growers try to get their plant to artificially display colors by shocking the plant with very cold temps, especially at night. Some growers also recommend hot day temperatures to increase the ... Aug 24, 2022 · Gardeners who planted creeping bellflower for its pretty lavender-blue flowers learned the hard way that this plant chokes out other flowers and proves almost impossible to eradicate. Brought originally from Europe as an ornamental, The plant is known for its bell-shaped nodding purple flowers on erect purplish stems that can grow …In addition, some weedy plants with white flowers like chickweed or purple-flowering weeds like chicory have edible parts. How to Identify …Leaves are 8-12 mm long and dark green in color, becoming more purple-red in the upper leaves. Upper leaves are also relatively triangular in outline. Stems Branched from the base of the plant, are square, and may reach 16-18 inches in height. Flowers Occur in whorls of 3-6 in the upper leaves. Purple-red in color and 1-2 cm long. Fruit A berry ...Oct 13, 2023 · Henbit is an annual winter weed with greenish-purple stems, spring-blooming purple flowers, and egg-shaped leaves. ... This weed quickly takes over unwary lawns and gardens due to its rapid growth and dense seed production. This plant has broad leaf blades and stems with three to ten inches long flower spikes. Foxtails are more dangerous than ...1 day ago · The issue with this plant is that the flowers only last a few weeks. Still, it’s an attractive plant. The leaves of society garlic go from green to reddish tones as they mature, and the flowers are purple with white centers. Zone: 8 through 10. Size: 12 to 20 inches (30.48 to 50.8 cm) high, 9 to 12 inches (22.86 to 30.48 cm) wide.Why are there purple flowers on my lawn? Several common lawn weeds bear purple flowers, including red clover, creeping Charlie, henbit, and purple dead …Mar 24, 2010 ... While these flowers are pretty at first glance, most homeowners recognize that these weeds are Henbit (Lamium amplexicaule L.) and they are a ...Henbit is a tall weed with purple flowers in it. Henbit grows around 13 to 16 inches tall and can grow really fast in the lawns. It is a very hardy weed that can be very difficult to remove from your lawn. Another tall weed with purple flowers is purple deadnettle, as it also grows around 10 to 15 inches tall and can occupy your lawn very …Double Purple Datura/ Jimson Weed is an herbaceous annual with large flowers that are purple on the outside and white to cream on the inside.Magnolias bloom during the spring season. The blossoms can be white, yellow, purple, pink or red. The blossoms are large, and each flower has several petals. Magnolias can be everg...Given the square stem, I'd say it's henbit (Lamium amplexicaule), a winter annual weed in the southeast.Jan 2, 2023 · The weed has big leaves, up to 30cm long, that grow alternately up the stem, becoming smaller nearer to the top. In the second year, the weed produces a flowering stem that can grow up to 4 feet high. From May to June, houndstongue blooms, producing reddish-purple flowers with 5 petals.Sep 13, 2023 ... Pokeweed's toxic purple berries1 are attractive but too tempting if you have children or livestock around (all parts of the plant are toxic).1 day ago · Henbit Deadnettle (Lamium amplexicaule) is an introduced species in North America. Unlike other wildflowers of its genus, the species isn’t a weed. Purple or pink-purple flowers that measure less than 1 inch are specific to this species. Henbit Deadnettle is a species that can be found along moist terrains.Mar 22, 2023 · A native plant with purple flowers that can become a lawn weed is selfheal ( Prunella vulgaris , zones 4 to 9), which produces flowers on distinctive terminal spikes that are about 2 inches in length. Selfheal, also called heal all, can become weedy in damp, moist conditions. It is often found in fields and roadsides all over the U.S.Jun 6, 2022 · Old World Diamond Flower is a summer weed with smooth, oblong-pointed leaves that are arranged opposite of each other on the stem. The dainty, white flowers have a long stalk that connects multiple flowers to the weed stem. How to Kill Old World Diamond Flower. This weed can be difficult to control. There are no pre-emergent option available.Aug 9, 2022 · The most common purple flower weeds are the henbit, wild violets, creeping charlie, forget-me-nots, purple dead nettle, black nightshade, creeping thistle, musk thistle and bull thistle. ... Ground ivy is a tenacious purple weed that can grow in your lawn and has been able to survive tough weather and terrains. Also known as creeping charlie ...Mar 9, 2024 · It’s hard to believe this is an invasive plant, but this purple wildflower is considered a weed because it takes over and pushes out native plants. Purple Loosestrife reproduces VERY quickly, as each flower spike can produce up to 300,000 seeds. In addition, it also spreads by growing new shoots from its roots.Blue Vervain (Verbena hastata) Blue vervain is a common perennial purple weed that …Hypochoeris radicata is a perennial weed with multiply yellow upright flowers that resemble Dandelions. Cat’s-ear Dandelions can be differentiated by the toothed and slightly pointed edges of the leaves. ... Purple Cudweed develops from a basal rosette of leaves and the upper surface of the leaves is covered with woolly white hairs. Purslane ...2 days ago · These purple wildflowers have clusters of shaggy reddish-purple flower heads and grass-like leaves, which helps you identify them in North Carolina. Shaggy Blazing Star grows in sandy or rocky soils in open pinewoods, roadsides, and old fields. It also is attractive to bees, butterflies, and birds. #55.The upper leaves are light green, and the flowerheads are about a half inch across. The flowers have between 40 and 100 ray florets, and they surround a lot of disk florets. The petals are white most of the time, but they can be pink or purple. The disks are usually yellow. They have shallow tops, and they have secondary fibrous roots that ...3 days ago · This purple wildflower is considered a weed, and it can grow in dry and rich soil. Look for this perennial in gardens, old fields, roadsides, and waste sites. ... The unique thing about Shooting Stars is the purple flowers grow downward, but the flower stalk becomes upright after pollination. #28. Early Blue Violet.2 days ago · These purple wildflowers have clusters of shaggy reddish-purple flower heads and grass-like leaves, which helps you identify them in North Carolina. Shaggy Blazing Star grows in sandy or rocky soils in open pinewoods, roadsides, and old fields. It also is attractive to bees, butterflies, and birds. #55.Feb 24, 2023 ... Why is marijuana purple in color? ... The purple color in marijuana flowers may be caused by the presence of pigments called anthocyanins, which ...Vinegar is a natural, cost-effective way to get rid of weeds in your garden or lawn. It’s an easy and safe alternative to chemical weed killers, and it’s just as effective. Here’s ...Dec 18, 2023 · Weed with Small Purple Flowers Creeping Charlie (Glechoma hederacea): Creeping Charlie, scientifically known as Glechoma hederacea, is a low-growing perennial that typically reaches heights of 2 to 8 inches. It spreads horizontally, forming dense mats of rounded leaves and small, tubular purple flowers. The leaves are kidney-shaped, and the ...Thats a plant called Sorrel. It's an herb with a sort of sour, bitter taste similar to the outside of sour candy. It grows wild, but some people intentionally ...16 Weeds in Missouri. 1. Canada thistle. A canada thistle in the field | image by Andreas Rockstein via Flickr | CC BY-SA 2.0. Scientific Name: Cirsium arvense. These plants prefer sunny locations, but they can grow in almost any environment. Canada thistle emerges in the spring with green, irregularly lobed, and spiky leaves.
Blue Vervain (Verbena hastata) Blue vervain is a common perennial purple weed that …. Thomann america
Apr 7, 2023 · Purple dead nettle is an absolutely stunning spring flower, and the bees love its bright purple/pink blooms. Some people think of it as a weed, largely because it grows in carpets and can take over moist, fertile spots on your lawn in the blink of an eye. Personally, I don’t know why people dislike this lovely weed.Apr 10, 2023 · Dig it up and dispose of it in a sealed garbage bag. 8. Wild Indigo. Wild indigo ( Baptisia australis) is usually cultivated as perennial ornamental, as its purple flowers are a lovely addition to the late spring …You will find this striking purple wildflower in plains, meadows, and hillsides throughout Kansas. Like the hairs on a dandelion, the Smooth Blue Aster pappi (ring of fine feathery hairs surrounding seeds) allows the seeds to be spread by the wind. #4. Winter Vetch. Vicia villosa.In its second year it grows into a very wicked looking thistle plant. The entire plant is covered with thorns. It produces large, spherical shaped flowers that are very dark purple in color. The plants can be massive, up to 5 or 6 feet tall. This weed is very invasive and will come on very strong if seeds are present in disturbed areas.Young plants flower in November and December and older plants may flower all year. Leaves are: 2–3 cm long; bright green; oval shaped with pointed tips and serrated edges; opposite on the stem; fragrant when crushed. Flowers are: pink, purple or lilac with white or yellow centres when young; fully purple when they mature; 8–12 mm long and 4 ...16 Weeds in Missouri. 1. Canada thistle. A canada thistle in the field | image by Andreas Rockstein via Flickr | CC BY-SA 2.0. Scientific Name: Cirsium arvense. These plants prefer sunny locations, but they can grow in almost any environment. Canada thistle emerges in the spring with green, irregularly lobed, and spiky leaves.Oct 23, 2021 · My license number is AL-0053865. Contact me at [email protected] or +1 (508) 500-8402. The purple-colored flowers might look pretty when they bloom, but the henbit weed is nothing that you want in your lawn, garden, or landscaping. Henbit grows. Dec 5, 2022 · This variety of purple flower weeds has high resiliency. They adapt very well and can spread in your lawn real quick. To get rid of them, you can use herbicide. Hand pulling also works. If you don’t want them to grow back soon, dispose of them properly. 6. Black Nightshade. Lespedeza flowers are pink or purple and are arranged in spikes on the stem, giving the plant a wispy and delicate appearance. Clover also has compound leaves with three leaflets, but they’re usually more rounded than those of lespedeza. Clover flowers are usually pink or white and have a characteristic shape that looks like a little ball or ... Young plants flower in November and December and older plants may flower all year. Leaves are: 2–3 cm long; bright green; oval shaped with pointed tips and serrated edges; opposite on the stem; fragrant when crushed. Flowers are: pink, purple or lilac with white or yellow centres when young; fully purple when they mature; 8–12 mm long and 4 ...Jul 10, 2023 · This weed with purple flowers is known for its large, spiny leaves and distinctive purple flowers. Bull thistle is a robust plant reaching 3 to 6 feet (0.9 to 1.8 meters). It thrives in full sun and can tolerate various soil conditions, including dry and poor soils. Musk thistle is a biennial weed with spiny leaves and stems. In the second year, musk thistle grows up to 7 feet tall and produces purple flowers. Once mature, the flowers fall to the side similar to sunflowers. Some people know this weed as a nodding thistle — a name inspired by the flowers’ drooping shape. .