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Victor Lemoine

Victor Lemoine is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Victor Lemoine rather than just read about it. In short: Pierre Louis Victor Lemoine (October 21, 1823 in Delme, Moselle - December 11, 1911) was a celebrated and prolific French flower breeder who, among other accomplishments, created many of today's lilac varieties. As a result of his accomplishments, the term French lilac has come to mean all cultivars of the common lilac that have double flowers, regardless of their origin.

Victor Lemoine — main illustration
Victor Lemoine — illustration

Key takeaways

  • Victor Lemoine belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Victor Lemoine to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Victor Lemoine from memory before moving on to harder problems.

Reference excerpt

Pierre Louis Victor Lemoine (October 21, 1823 in Delme, Moselle - December 11, 1911) was a celebrated and prolific French flower breeder who, among other accomplishments, created many of today's lilac varieties. As a result of his accomplishments, the term French lilac has come to mean all cultivars of the common lilac that have double flowers, regardless of their origin.

Early years

Lemoine was born to a family of skilled gardeners in Delme, Lorraine, France on October 21, 1823. His father and grandfather managed large garden estates at the time of his birth. The family was affluent enough for Lemoine to attend an exclusive boys school nearby. With his family's connections, he was able to apprentice with three leading horticulturalists in France. Lemoine devoted several years to furthering his knowledge working with these men. In 1840, at the age of 17, Lemoine went to work for botanist and nurseryman, E.A. Baumann, in the village of Bollwiller. Little is known about Lemoine's time with Baumann, but he later dedicated many of his hybrids to his former mentor. He next moved to Ghent, Belgium, where he spent time furthering his horticultural studies with Louis van Houtte. In later years, he would say that this period was the most influential of all his learning experiences. Van Houtte was an excellent horticulturalist, teacher and artist. Lemoine's last apprenticeship was with botanist, Auguste Miellez, at his nursery, in the village of Esquermes.

Career In 1849, Lemoine established his independence by buying property 40 miles away from his family and an opening his own nursery at Nancy, France. By 1850 Lemoine had established himself as a florist and gardener; the Revue Horticole mentioned Lemoine's double flowered Portulaca. In 1854 Lemoine produced the first double Potentilla (Gloire de Nancy), and the first Streptocarpus hybrids. It was about the same period that Lemoine turned his hand to fuchsias and introduced many varieties, including the double flowered hybrid Solferino. By 1862 he had introduced a white Spiraea callosa, in 1866 the first genuine double-flowered zonal Pelargonium geraniums (Gloire de Nancy), and in 1868 the first of his hybrid weigelas. The greatest of his creations, though, were undoubtedly his lilacs. Starting in 1870 Lemoine and his descendants (Émile Lemoine (1862-1942) and Henri Lemoine (1897-1982)) introduced over 200 new lilac cultivars. In 1876 he created the double French hybrids and hybridized the first hyacinthiflora lilacs, the result of crosses between the early-blooming Syringa oblata and the familiar S. vulgaris. However, his work was by no means confined to lilacs. During the last fifteen years of his life he produced excellent new varieties of Astilbe, cannas, Delphinium, Deutzia, Gladiolus, Heuchera, Hydrangea, Penstemon, peonies, Philadelphus, and Weigela, as well as more modest efforts in chrysanthemums, dahlias, bush honeysuckles, Montbretia, Phlox, saxifrages, and Spiraea.

Death Lemoine died at Nancy on 11 December 1911 aged 88.

Honors and awards

Lemoine was awarded the Veitch Memorial Medal of Horticulture by the Royal Horticultural Society, the first foreigner so honoured. He also received the George R. White Medal of Honor from the Massachusetts Horticultural Society.

Personal life Lemoine married a young woman from Delme, Marie Louise Gomieu (1834–1905). They had two daughters and a son, Emile (1862-1942), whose son, Henri became an important horticulturist in his own right. Lemoine taught Marie the techniques he used to crossbreed plants and she became an important contributor to the family's success. One of their daughters married legendary French psychologist, Émile Coué. Lemoine was active in the family business until the 1890's when his son, Emile, took over the company's management. The nursery continued to be owned by the family until Henri closed its doors in 1968.

References

Illustrations

Victor Lemoine: Victor Lemoine.
Victor Lemoine.
Victor Lemoine: In 1869
In 1869

Worked examples

Example 1 — a first encounter with Victor Lemoine

Start with the simplest possible case. Write down what Victor Lemoine claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Victor Lemoine before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Victor Lemoine ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Victor Lemoine

In research
Victor Lemoine appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Victor Lemoine in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Victor Lemoine is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1823 births, 1911 deaths, Floriculturists, so understanding it makes those chapters shorter.
In everyday life
Look for Victor Lemoine outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Victor Lemoine in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Victor Lemoine means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Victor Lemoine out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Victor Lemoine in simple terms?

Pierre Louis Victor Lemoine (October 21, 1823 in Delme, Moselle - December 11, 1911) was a celebrated and prolific French flower breeder who, among other accomplishments, created many of today's lilac varieties. As a result of his accomplishments, the term French lilac has come to mean all cultivar…

Why does Victor Lemoine matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Victor Lemoine?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Victor Lemoine.

Tags

  • 1823 births
  • 1911 deaths
  • Floriculturists
  • French horticulturists
  • People from Moselle (department)
  • Veitch Memorial Medal recipients

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