Lavender Trivia Questions and Answers

purple flower field under white sky during daytime

1: What is the scientific genus name for lavender?
A: Lavandula
B: Eucalyptus
C: Rosa
D: Lilium
Correct Answer: A
Explanation: The scientific genus name for lavender is Lavandula.

2: How many known species are there in the genus Lavandula?
A: 12
B: 47
C: 100
D: 150
Correct Answer: B
Explanation: There are 47 known species in the genus Lavandula.

3: In which family is lavender classified?
A: Rosaceae
B: Asteraceae
C: Lamiaceae
D: Fabaceae
Correct Answer: C
Explanation: Lavender is classified in the Lamiaceae family, which is also known as the mint family.

4: Where is lavender primarily native to?
A: The Americas
B: Australia
C: The Old World, mainly mainland Eurasia
D: Antarctica
Correct Answer: C
Explanation: Lavender is native to the Old World, primarily found across the drier, warmer regions of mainland Eurasia.

5: What subfamily does lavender belong to?
A: Rosidae
B: Nepetoideae
C: Caryophyllidae
D: Asparagales
Correct Answer: B
Explanation: Lavender belongs to the subfamily Nepetoideae.

6: For which Roman times species was lavender known?
A: L. stoechas, L. pedunculata, and L. dentata
B: L. latifolia, L. lanata, and L. viridis
C: L. spica, L. angustifolia, and L. multifida
D: L. aristibracteata, L. hasikensis, and L. sublepidota
Correct Answer: A
Explanation: Lavender species known in Roman times included L. stoechas, L. pedunculata, and L. dentata.

7: How many major subgenera does the genus Lavandula have?
A: One
B: Two
C: Three
D: Four
Correct Answer: C
Explanation: The genus Lavandula has three major subgenera: Lavandula, Fabricia, and Sabaudia.

8: Which subgenus mainly consists of woody shrubs with entire leaves?
A: Subgenus Lavandula
B: Subgenus Fabricia
C: Subgenus Sabaudia
D: Subgenus Rosmarinus
Correct Answer: A
Explanation: Subgenus Lavandula mainly consists of woody shrubs with entire leaves.

9: What common commercial product is lavender grown for?
A: Essential oils
B: Fruits
C: Timber
D: Rubber
Correct Answer: A
Explanation: Lavender is grown commercially mainly for the production of essential oils.

10: Which species of lavender yields an oil with sweet overtones and is used in balms and perfumes?
A: Lavandula angustifolia
B: Lavandula dentata
C: Lavandula stoechas
D: Lavandula multifida
Correct Answer: A
Explanation: Lavandula angustifolia, also known as English lavender, yields an oil with sweet overtones and is used in balms, salves, perfumes, and cosmetics.

11: What compound in lavandin gives it a sharper overtone compared to English lavender?
A: Linalool
B: Caryophyllene
C: Camphor
D: Terpineol
Correct Answer: C
Explanation: Lavandin contains higher levels of camphor, which gives it a sharper overtone compared to English lavender.

12: What is the primary color of wild lavender flowers?
A: Red
B: Blue
C: Violet
D: Yellow
Correct Answer: C
Explanation: In wild species, lavender flowers are usually violet.

13: Which country has declared Lavandula stoechas a noxious weed since 1920?
A: Spain
B: Australia
C: France
D: Italy
Correct Answer: B
Explanation: In Australia, Lavandula stoechas has been declared a noxious weed since 1920.

14: In what type of soil does lavender flourish best?
A: Clay
B: Loamy
C: Sandy or gravelly soils
D: Silt
Correct Answer: C
Explanation: Lavender flourishes best in dry, well-drained, sandy or gravelly soils.

15: What is the optimal pH range for growing lavender?
A: 4.5 to 5.5
B: 5.6 to 6.8
C: 6 to 8
D: 8 to 9
Correct Answer: C
Explanation: Lavender grows best in soils with a pH between 6 and 8.

16: What common use of lavender flowers involves bees?
A: Producing lavender ink
B: Producing monofloral honey
C: Producing lavender fabric dye
D: Producing lavender wine
Correct Answer: B
Explanation: Lavender flowers yield abundant nectar, from which bees produce monofloral honey.

17: What are lavender buds most commonly used for in cooking?
A: As a meat tenderizer
B: As a decorative garnish
C: As a spice or condiment
D: As a salad dressing
Correct Answer: C
Explanation: In cooking, lavender buds are commonly used as a spice or condiment.

18: Which chemical is a major component of lavender oil, constituting 30–55%?
A: Limonene
B: Linalyl acetate
C: Camphor
D: Cineole
Correct Answer: B
Explanation: Linalyl acetate is a major component of lavender oil, constituting 30–55%.

19: What flower arrangement feature do lavender flowers have?
A: Spherical blooms
B: Prize-winning quality
C: Fragrant, pale purple spikes
D: Evergreen nature
Correct Answer: C
Explanation: Lavender flowers feature fragrant, pale purple spikes.

20: For which type of health issue did Roman soldiers use lavender oil in hospitals during World War I?
A: Tuberculosis
B: Influenza
C: Wound disinfection
D: Toothaches
Correct Answer: C
Explanation: Lavender oil was used in hospitals during World War I primarily for wound disinfection.

21: What traditional bath-related use gave lavender its name?
A: Sprinkling in tubs
B: Used for bathing
C: Making foot scrubs
D: Producing shampoo
Correct Answer: B
Explanation: The name “lavender” is derived from Latin “lavare,” meaning “to wash,” referring to its use in baths.

22: Which of the following is considered to yield oil of a higher quality, English lavender or lavandin?
A: English lavender
B: Lavandin
C: Both are of the same quality
D: Neither is high-quality
Correct Answer: A
Explanation: English lavender is regarded as yielding a higher quality oil compared to lavandin, which contains higher levels of camphor.

23: What culinary uses does lavender have in the United States?
A: Making lavender ink
B: Flavoring scones and marshmallows
C: Coating meats for grilling
D: Coloring baked goods
Correct Answer: B
Explanation: In the United States, lavender is used to flavor scones and marshmallows.

24: What type of lavender is most commonly used in culinary applications?
A: Lavandula dentata
B: Lavandula stoechas
C: Lavandula angustifolia
D: Lavandula maroccana
Correct Answer: C
Explanation: Lavandula angustifolia, also known as English lavender, is the most commonly used species in cooking.

25: What major historical figure prized lavender conserve (jam) at her table?
A: Queen Victoria
B: Cleopatra
C: Marie Antoinette
D: Queen Elizabeth I
Correct Answer: D
Explanation: It is said that Queen Elizabeth I prized a lavender conserve (jam) at her table.

26: In traditional southern French cooking at the turn of the 20th century, how common was the use of lavender?
A: Commonly used
B: Occasionally used
C: Rarely used
D: Never used
Correct Answer: D
Explanation: Lavender was not used in traditional southern French cooking at the turn of the 20th century.

27: Which continent experiences lavender as an invasive species?
A: Asia
B: Europe
C: Australia
D: Africa
Correct Answer: C
Explanation: In Australia, lavender species such as L. stoechas have become invasive.

28: Lavender is often used in which type of product to freshen linens?
A: Candles
B: Sachets
C: Soaps
D: Essential oils
Correct Answer: B
Explanation: Dried lavender flowers are used as herbal fillers inside sachets to freshen linens.

29: Which of the following animals is mentioned in historical accounts as grazing on lavender to make their meat more fragrant?
A: Goats
B: Cows
C: Sheep
D: Pigs
Correct Answer: C
Explanation: French lambs have been allowed to graze on lavender, which is alleged to make their meat more tender and fragrant.

30: What should be reduced in recipes that call for fresh lavender if using dried lavender instead?
A: Salt
B: Sugar
C: Lavender amount
D: Oil
Correct Answer: C
Explanation: The potency of lavender flowers increases with drying, so the amount used should be reduced in recipes.

31: How is lavender sugar made?
A: Mixing sugar with lavender oil
B: Stirring sugar with lavender leaves
C: Putting lavender buds into sugar for a few weeks
D: Sprinkling lavender bits into powdered sugar
Correct Answer: C
Explanation: Lavender sugar is made by putting lavender buds into sugar for two weeks to allow the essential oils and fragrance to transfer.

32: Which subgenus of Lavandula contains species with a wide distribution from the Atlantic to India?
A: Subgenus Lavandula
B: Subgenus Fabricia
C: Subgenus Sabaudia
D: Subgenus Nepeta
Correct Answer: B
Explanation: Subgenus Fabricia consists of species with a wide distribution from the Atlantic to India.

33: What is the effect of drying on lavender flowers’ potency?
A: Reduces potency
B: Increases potency
C: No effect
D: Makes them unusable
Correct Answer: B
Explanation: The potency of lavender flowers increases with drying.

34: What is a traditional health use of lavender flowers according to the German scientific committee on traditional medicine?
A: Muscle pain relief
B: Treating insomnia
C: Eye infections
D: Joint inflammation
Correct Answer: B
Explanation: The German scientific committee on traditional medicine reported the use of lavender flowers for treating restlessness or insomnia.

35: What does the US Food and Drug Administration (FDA) classify lavender as concerning human consumption?
A: Unsafe
B: Unknown
C: Generally recognized as safe (GRAS)
D: Pending approval
Correct Answer: C
Explanation: The FDA classifies lavender as generally recognized as safe (GRAS) for human consumption.

36: Which phytochemical constitutes 20–35% of lavender oil?
A: Caryophyllene
B: Linalool
C: Cineole
D: Camphor
Correct Answer: B
Explanation: Linalool constitutes 20–35% of lavender oil.

37: Which ancient civilization referred to lavender as “nardus”?
A: Romans
B: Greeks
C: Egyptians
D: Mesopotamians
Correct Answer: B
Explanation: The ancient Greeks called the lavender herb “nardus.”

38: According to the National Center for Complementary and Integrative Health, what are potential risks of using lavender oil?
A: Excessive drowsiness
B: Allergic reactions
C: Tooth decay
D: Hair loss
Correct Answer: B
Explanation: The NCCIH states that topical uses of lavender oil can cause allergic reactions.

39: Which species was first introduced into England during the 1600s?
A: Lavandula stoechas
B: Lavandula angustifolia
C: Lavandula latifolia
D: Lavandula multifida
Correct Answer: B
Explanation: Lavandula angustifolia, also known as English lavender, was introduced into England in the 1600s.

40: What is the optimal condition for harvesting lavender for commercial use?
A: Before the flowers bloom
B: During early morning hours
C: Under full sun
D: After a rain shower
Correct Answer: B
Explanation: Lavender is best harvested early in the morning when its essential oil concentration is the highest.

41: What color flowers does Lavandula stoechas typically produce?
A: Red
B: Yellow
C: Blue
D: Purple
Correct Answer: D
Explanation: Lavandula stoechas typically produces purple flowers.

42: What historic use did lavender infusions have?
A: Ink creation
B: Bath additive
C: Fertilizer
D: Antibacterial treatment
Correct Answer: B
Explanation: Lavender infusions were historically used for bathing, contributing to its name derived from “lavare.”

43: Which region is known for producing monofloral honey from lavender?
A: North America
B: Mediterranean
C: Scandinavia
D: Southeast Asia
Correct Answer: B
Explanation: Monofloral honey is produced primarily around the Mediterranean Sea and is marketed worldwide as a premium product.

44: Which lavender species is most commonly found in the Mediterranean region?
A: Lavandula angustifolia
B: Lavandula pubescens
C: Lavandula minutolii
D: Lavandula saharica
Correct Answer: A
Explanation: Lavandula angustifolia, also known as English lavender, is commonly found in the Mediterranean region.

45: What traditional product is lavender used in to deter moths?
A: Candles
B: Sachets
C: Potpourri
D: Soap
Correct Answer: B
Explanation: Dried lavender flowers sealed in sachets are used to deter moths and freshen linens.

46: Which country has lavender been considered a potential invasive species?
A: Japan
B: Canada
C: Australia
D: Brazil
Correct Answer: C
Explanation: In Australia, lavender species like L. stoechas have been declared invasive.

47: How are lavender buds commonly used in baked goods?
A: Directly mixed into dough
B: As a decorative garnish
C: Infused to make lavender sugar
D: SOaked and then added
Correct Answer: C
Explanation: Lavender buds are put into sugar for two weeks to make lavender sugar used in baking.

48: Which historical account mentions that flowers were sold for 100 denarii per pound?
A: Egyptian records
B: Greek commerce records
C: Roman times
D: Medieval records
Correct Answer: C
Explanation: During Roman times, lavender flowers were sold for 100 denarii per pound.

49: Who was one of the first modern major classifying lavender species in 1937?
A: Linnaeus
B: Dorothy Chaytor
C: J.-B. Reboul
D: A.G. Miller
Correct Answer: B
Explanation: One of the first modern major classifications of lavender species was done by Dorothy Chaytor in 1937.

50: What does the Commission E report on lavender flower use for?
A: Muscle fatigue
B: Roemheld syndrome
C: Respiratory infections
D: Eye care
Correct Answer: B
Explanation: According to Commission E, lavender flower is used in practice for Roemheld syndrome among other uses.

51: In Germany, which syndrome is lavender used to alleviate, according to traditional medicine practices?
A: Roemheld syndrome
B: Tourette syndrome
C: Down syndrome
D: Cushing syndrome
Correct Answer: A
Explanation: In Germany, lavender is used traditionally to alleviate Roemheld syndrome.

52: What kind of reaction may some people experience from using lavender oil on their skin?
A: Contact dermatitis
B: Severe burns
C: Blisters
D: Acne
Correct Answer: A
Explanation: Some people may experience contact dermatitis from using lavender oil on their skin.

53: Which type of lavender is referred to as “French lavender”?
A: L. angustifolia
B: L. stoechas
C: L. multifida
D: L. saharica
Correct Answer: B
Explanation: “French lavender” may refer to L. stoechas or L. dentata.

54: What essential oil constituent is most associated with lavender’s sweet overtone?
A: Camphor
B: Caryophyllene
C: Tannins
D: Linalyl acetate
Correct Answer: D
Explanation: Linalyl acetate is the constituent most associated with lavender’s sweet overtone.

55: Which subgenus of Lavandula is sometimes placed in a separate genus of Sabaudia due to its distinct characteristics?
A: Subgenus Lavandula
B: Subgenus Fabricia
C: Subgenus Sabaudia
D: Subgenus Nepata
Correct Answer: C
Explanation: Subgenus Sabaudia constitutes species which are rather distinct from other species and sometimes placed in their own genus.

56: What is the typical germination time for English lavender?
A: 7–14 days
B: 14–28 days
C: 30–45 days
D: 1–2 months
Correct Answer: B
Explanation: English lavender has a long germination process of 14–28 days.

57: What is one of the potential health concerns associated with lavender oil, according to a 2007 study?
A: Photosensitivity
B: Asthma
C: Tooth decay
D: Insomnia
Correct Answer: A
Explanation: A 2007 study mentioned that lavender can elicit cutaneous photo-toxic reactions leading to photosensitivity.

58: What floral arrangement part is held on spikes rising above the foliage in many lavender species?
A: Bracts
B: Tubers
C: Cyme
D: Spikelets
Correct Answer: A
Explanation: Lavender flowers are held on spikes rising above the foliage, often producing colored bracts at the tips.

59: Which pharaoh might have worn a nardus, a species of lavender, in their crown?
A: Cleopatra VII
B: Ramses II
C: Tutankhamun
D: Nefertiti
Correct Answer: A
Explanation: While the exact use by pharaohs is not documented, pharaohs like Cleopatra VII might have used nardus, given its association and luxurious use in ancient Egypt.

60: Which lavender species is used for making lavender sugar in baking?
A: Lavandula angustifolia
B: Lavandula stoechas
C: Lavandula dentata
D: Lavandula multifida
Correct Answer: A
Explanation: Lavandula angustifolia, also known as English lavender, is commonly used for making lavender sugar in baking.

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