Although they are often considered to be weeds in gardens, this viewpoint is not always necessary, as most of them die when the soil temperature warms up again in early to late spring when other plants are still dormant and have not yet leafed out.

Although americium was likely produced in previous nuclear experiments, it was first intentionally synthesized, isolated and identified in late autumn 1944, at the University of California, Berkeley by Glenn T. Seaborg, Leon O. Morgan, Ralph A. James, and Albert Ghiorso.

Although he himself was a blues purist, Korner criticised better-known British blues musicians during the blues boom of the late 1960s for their blind adherence to Chicago blues, as if the music came in no other form.

Although innovated in the late medieval period, Thomism was dogmatized in the Renaissance.

Although Nelson had previously been castigated in the press for failing to intercept the French fleet, rumours of the battle had begun to arrive in Britain from the continent in late September and the news Capel brought was greeted with celebrations right across the country.

Although the Portuguese arrived on Cameroon's doorstep in the 16th century, malaria prevented significant European settlement and conquest of the interior until the late 1870s, when large supplies of the malaria suppressant, quinine, became available.

Although perestroika was considered bold in the context of Soviet history, Gorbachev's attempts at economic reform were not radical enough to restart the country's chronically sluggish economy in the late 1980s.

" Although several twigs of dill were found in the tomb of Amenhotep II, they reported the earliest archeological evidence for its cultivation comes from late Neolithic lakeshore settlements in Switzerland.

Although ion engines had been developed at NASA since the late 1950s, with the exception of the SERT missions in the 1960s, the technology had not been demonstrated in flight.

Although Bellamy claimed he did not write Looking Backward as a blueprint for political action, but rather sought to write " a literary fantasy, a fairy tale of social felicity ," the book inspired legions of inspired readers to establish so-called Nationalist Clubs, beginning in Boston late in 1888.

Although the Internet became popular worldwide around 1994 with the adoption of Mosaic web browser, it took about five years to introduce security protocols ( i. e. SSL encryption enabled on Netscape 1. 0 Browser in late 1994 ) and DSL allowing continual connection to the Internet.

Although in later life he prided himself on always publishing his work under his own name, in the late nineteenth century he appears to have used pseudonyms such as and in some of his published writings.

Although his daughter, Elizabeth, was born at the beginning of July, for unexplained reasons Oxford did not learn of her birth until late September.

Although he is known today for his performances in Singin ' in the Rain and An American in Paris, he was a dominant force in Hollywood musical films from the mid 1940s until this art form fell out of fashion in the late 1950s.

Although they are thought to have been used in Europe much earlier, gambesons underwent a revolution from their first proven use in the late 11th and early 12th centuries as an item of armour that simply facilitated the wearing of mail to an item of independent armour popular amongst infantry.

Although writing had begun in the late 1970s, Chapman was finally able to secure funding for his much cherished pirate project Yellowbeard in 1982.

Although there still were battles such as Maloyaroslavets the Napoleonic army left Russia in late 1812 annihilated, most of all by the Russian winter, exhaustion, and scorched earth warfare.

Although the Neijing has long been attributed to the mythical Yellow Emperor ( twenty-7th century BC ), Chinese scholars started doubting this attribution as early as the 11th century and now usually date the Neijing to the late Warring States period ( 5th century-221 BC ).

Although many of the legal principles governing intellectual property rights have evolved over centuries, it was not until the 19th century that the term intellectual property began to be used, and not until the late 20th century that it became commonplace in the majority of the world.

Although the koala is not a bear, English-speaking settlers from the late 18th century first called it koala bear due to its similarity in appearance to bears.

Although his nationalization of the copper mining industry in the late 1960s and the volatility of international copper prices contributed to increased economic problems, matters were aggravated by his logistical support for the black nationalist movements in Ian Smith's Rhodesian Republic, South West Africa, Angola, and Mozambique.

Although some believe that the word ' louvre ' may refer to the structure's status as the largest in late 12th century Paris ( from the French L ' Œuvre, masterpiece ) – or to its location in a forest ( from the French rouvre, oak ) – one finds in the authoritative Larousse that it derives from an association with wolf hunting den ( via Latin: lupus, lower Empire: lupara ).

Although some books ( in particular guidebooks ) suggest that the mazes on cathedral floors served as substitutes for pilgrimage paths, the earliest attested use of the phrase " chemin de Jerusalem " ( path to Jerusalem ) dates to the late 18th century when it was used to describe mazes at Reims and Saint-Omer.

Although lutes were in widespread use in Europe at least since the 13th century, and documents mention numerous early performers and composers, the earliest surviving music for the instrument dates from the late 15th century.

Although the very subject matter caused it to be considered scandalous at the time, its brief revival three decades later, in the open and radicalized culture of the late 1960s, when the author was approaching his 70th birthday, found the once-ahead-of-its-time work judged as a tame and dated period piece below Achard's usual literary standard.

Although the foreign minister Talleyrand opposed the plan, on April 10, 1803, Napoleon told the Treasury Minister François de Barbé-Marbois that he was considering selling the entire Louisiana Territory to the United States.

Although the existence of molecules has been accepted by many chemists since the early 19th century as a result of Dalton's laws of Definite and Multiple Proportions ( 1803 – 1808 ) and Avogadro's law ( 1811 ), there was some resistance among positivists and physicists such as Mach, Boltzmann, Maxwell, and Gibbs, who saw molecules merely as convenient mathematical constructs.

Although the slave trade was abolished in 1803, slavery itself was not abolished until 1848, after several mass slave escapes to the free British islands and an ensuing slave protest.

Although created in 1803, no valid lottery was done for the county until the Land Lottery Act of 1805.

Although some research indicates that cricket was played before 1803 at the southern end of the Common near where the War Memorial is today, the first confirmed match took place on the Common in 1803.

Although it was never completed, Brown planned from 1803 to 1806, with close friend Thomas Pym Cope, to publish a " History of Slavery " using the records of the Pennsylvania Abolition Society.

Although best known for his portraits, he also carried out religious paintings and architectural work, including plans for Christ Church Cathedral in Montreal in 1803, and was a surveyor.

Although 22 cantons and half-cantons issued coins between 1803 and 1850, less than 15 % of the money in circulation in Switzerland in 1850 was locally produced, with the rest being foreign, mainly brought back by mercenaries.

Although transported to Australia as a convict for his role in the Irish Rebellion of 1798, Meehan had trained as a surveyor in Ireland and in 1803 was appointed assistant to NSW Surveyor-General Charles Grimes.

Although usually referred to as Portobello Bridge, the correct name is La Touche Bridge ( named after William Digges La Touche ( 1747 – 1803 ), scion of a prominent Dublin business family and a director of the Grand Canal Company ).

Although it was numbered as the first piece in the trio of piano sonatas which were published as Opus 31 in 1803, Beethoven actually finished it after the Op.

Although the idea of the railway was first mooted in 1803 there was considerable delay while a decision was taken as to what form it should take.

Although admitted to Lincoln's Inn on 10 May 1803, he transferred to the Inner Temple on 22 April 1812, and after studying with a special pleader was called to the Bar in 1813.

Although details remain disputed, the vast majority of recent studies agree with Martin Noth's thesis, published in 1943, that the book of Samuel was composed as part of the Deuteronomistic history, the books of Deuteronomy, Joshua, Judges, Samuel and Kings.

Although Shelton's version is cherished by some, according to John Ormsby and Samuel Putnam, it was far from satisfactory as a carrying over of Cervantes's text.

Although he wanted to plead guilty, Justice Samuel Chase urged him to name those who had helped him or subscribed to his writings in exchange for freedom.

Although Samuel Morse respected his father ’ s religious opinions, he sympathized with the Unitarians.

Although Wilder never discussed being gay publicly or in his writings, his close friend Samuel Steward is generally acknowledged to have been a lover.

Although his fame has been long eclipsed by that of his contemporaries and friends William Wordsworth and Samuel Taylor Coleridge, Southey's verse still enjoys some popularity.

Although Sir Samuel Griffith wrote most of the text of the Constitution, Barton was the political leader who carried it through the Convention.

Although Dillon grew up as a patrician, his paternal grandfather, Samuel Lapowski, was a poor Jewish immigrant from Poland.

The settlement of the area around what was to become Blair began in 1800 with the arrival of Samuel D. Betzner, one of a group of German-speaking Mennonites who originated in Pennsylvania. Although he was the first settler in Blair and Cambridge, Samuel D. Betzner had little influence on the development of the community.

Although not known as a portraitist, he did produce statues and busts of Theodore Roosevelt, Samuel Osgood, John D. Rockefeller, Robert Frost, Gifford Beal and Henry L. Stimson.

Although he was never convicted of criminal activity, Samuel Bronfman's alleged dealings with bootleggers during the ( US ) Prohibition-era have been researched by various historians and are documented in various peer-vetted chronicles.

Although in the Book of Genesis Jacob mentions he would descend into the Sheol where he thought his son Joseph already was and the Witch of Endor summons the ghost of the deceased prophet Samuel at the behest of King Saul, modern scholars believe the concept of an immortal soul going to bliss or torment after death entered mainstream Judaism after the exile and existed throughout the Second Temple era, though both ‘ soul sleep ’ and ‘ soul death ’, were also held,

Although the original greenhouse was destroyed in the 1923 Great Kanto earthquake, the botanical garden ( now the Samuel Cocking Garden ) remains an attraction with over half a million visitors a year.

Although the lists of his mighty men ( 2 Samuel 23: 8-39 & 1 Chronicles 11: 10-47 ) are given after David has become king, many of them may have been the loyal followers who stayed with him when he was fleeing King Saul.

Although he was apparently christened William-Henry, he was known as Samuel through much of his life ( apparently after a brother who died in childhood ), and many sources list his name as Samuel William Henry Ireland.

Although Fine was active and very successful in U. S. open tournaments, he was never able win the U. S. Championship, usually placing behind his great American rival, Samuel Reshevsky.

Although intended to secure InterNorth's independence, the HNG takeover proved a " wag-the-dog " transaction: despite an initial plan for dual headquarters in Omaha and Houston, with InterNorth CEO Samuel Segnar in control, the company soon was based entirely in Houston and run by HNG's CEO, Kenneth Lay, who renamed the company Enron Corporation.

Although it started as a working farm, in 1798 twin brothers Joshua and Samuel Peirce planted the first specimens of an arboretum there, originally named Peirce ’ s Park, and it has been open to the public almost continuously since that time.

Although his parents were not involved in show business, Moe, his older brother Samuel and younger brother Jerome all eventually became world-famous as members of the Three Stooges.

Although " Jack " was in common usage to designate the " Knave ," the term became more entrenched when, in 1864, English cardmaker Samuel Hart published a deck using " J " instead of " Kn " to designate the lowest-ranking court card.

Although the " virginalist school " usually refers to English composers, it would not be incorrect to use the word in connection with some continental keyboard composers of the period, such as Girolamo Frescobaldi and Giovanni Picchi, or Samuel Scheidt and Jan Pieterszoon Sweelinck.