
Lavender
Lavandula angustifolia
π‘ Fun Facts
- -Lavender has been used for over 2,500 years
- -One acre can produce 1,500 lbs of dried flowers
Growing Tips
- -Never overwater - lavender hates wet feet
- -Harvest when about half the flowers have opened
Uses
Economic Information
The global market for lavender products is robust and growing, driven by increasing consumer demand for natural ingredients in health, beauty, and food sectors. While France has historically been the leading producer, countries like Bulgaria have emerged as major players, often surpassing France in terms of lavender essential oil production volume. Other significant producers include China, Spain, Australia, and the United States, particularly in states like Oregon and Washington, which have seen a surge in lavender farming.
The economic importance of lavender extends beyond its fragrant essential oil. Dried lavender flowers are highly valued for culinary uses, sachets, potpourri, and crafting. The plant also supports a vibrant agritourism industry, with lavender farms and festivals attracting visitors worldwide, particularly in regions like Provence and the Pacific Northwest. This multifaceted market contributes significantly to rural economies, providing income through cultivation, processing, and value-added product sales, making lavender a valuable and versatile crop.
Growing Guide
Soil Preparation
Lavender absolutely demands excellent drainage. If your soil is heavy clay, you'll need to amend it significantly with coarse sand, gravel, or organic matter like compost to improve its porosity. Lavender prefers a slightly alkaline to neutral pH, ideally between 6.5 and 7.5. A soil test is always a good idea. Raised beds are an excellent option for ensuring proper drainage, especially in areas with naturally heavy soils.
Planting
Choose a site that receives full sun β at least 6-8 hours of direct sunlight daily is non-negotiable for abundant blooms and strong fragrance. Plant your lavender in spring after the last frost, or in early fall in warmer climates. Space plants about 2-3 feet apart, depending on the variety, to allow for good air circulation, which is crucial for preventing fungal diseases. Dig a hole twice as wide as the root ball, ensuring the top of the root ball is level with the soil surface. Water thoroughly after planting.
Watering
Once established, lavender is remarkably drought-tolerant, a true testament to its Mediterranean origins. Young plants, however, will need regular watering until their root systems are well-developed. Water deeply but infrequently, allowing the soil to dry out completely between waterings. Overwatering is the most common cause of lavender demise, leading to root rot. Mature plants in the ground typically need little to no supplemental water, except during prolonged dry spells.
Fertilizing
Lavender thrives in lean conditions and generally doesn't require much fertilizer. In fact, too much nitrogen can lead to lush leafy growth at the expense of flowers and can reduce the concentration of essential oils. If your soil is particularly poor, a light application of balanced, slow-release granular fertilizer in early spring, or a top-dressing of compost, is usually sufficient. Avoid heavy feeding.
Pruning
Pruning is essential for maintaining a healthy, bushy plant and encouraging abundant blooms. Perform a light prune after the first flush of flowers to remove spent blooms and encourage a second, smaller bloom. The most important prune happens in early spring, after the danger of hard frost has passed but before significant new growth emerges. Cut back about one-third to one-half of the plant's height, focusing on shaping it and removing any dead or woody stems. Be careful not to cut into old, woody stems that have no green leaves, as lavender may not recover from such a deep cut.
Harvesting
The ideal time to harvest lavender for its fragrance and oil is when about half to two-thirds of the flower buds have opened, typically in late spring to early summer. This is when the concentration of essential oils is at its peak. Choose a dry, sunny morning after the dew has evaporated. Cut the stems just above the first set of leaves on the stem, using sharp shears. Gather the stems into small bundles and secure them with a rubber band or twine. Hang them upside down in a cool, dark, well-ventilated area to dry completely, which usually takes 1-3 weeks. Once dry, strip the flowers from the stems and store them in airtight containers away from direct light.
Varieties
Hidcote
A popular English lavender known for its compact growth habit and deep violet-blue, highly fragrant flowers.
Munstead
Another classic English lavender, offering abundant lavender-blue flowers, early blooming, and excellent hardiness.
Provence
A Lavandin hybrid (L. x intermedia), featuring long stems, a strong camphoraceous scent, and excellent for essential oil production.
Grosso
A robust Lavandin hybrid with large, dark violet flowers and a high essential oil yield, widely grown commercially.
Royal Velvet
Produces prolific, dark purple flower spikes with a sweet fragrance, making it excellent for culinary use and fresh bouquets.
Miss Katherine
An unusual English lavender variety prized for its delicate soft pink flowers and sweet, gentle fragrance.
Jean Davis
A charming pale pink English lavender with a delicate fragrance, often used for edging and in cottage gardens.
Folgate
An early-flowering English lavender with vibrant blue-purple flowers and an upright growth habit, very cold hardy.
Companion Planting
Pests & Diseases
Common Pests
Aphids
Small, soft-bodied insects that cluster on new growth, sucking sap and causing distorted leaves or stunted growth.
Management: For minor infestations, a strong spray of water can dislodge them. Insecticidal soap or neem oil can be effective, as can introducing beneficial insects like ladybugs.
Spittlebugs
Recognizable by the frothy 'spit' masses they create on stems, inside which the nymph feeds. Generally cause minor cosmetic damage to mature plants.
Management: These are usually harmless enough to ignore. If unsightly, simply wash them off with a strong stream of water from a hose.
Whiteflies
Tiny, white, moth-like insects that gather on the undersides of leaves, causing yellowing and a general decline in plant vigor.
Management: Use yellow sticky traps to monitor and catch adults. Insecticidal soap or neem oil can help control populations. Ensure good air circulation.
Deer and Rabbits
While lavender's strong scent typically deters most herbivores, very hungry deer or rabbits might occasionally browse the plants.
Management: Generally, lavender is considered deer and rabbit resistant. If browsing becomes an issue, physical barriers like fencing or repellent sprays may be considered, though rarely needed.
Common Diseases
Root Rot
Symptoms: Yellowing leaves, wilting, stunted growth, and a mushy, discolored root system, often leading to plant death.
Treatment: Primarily caused by overwatering and poor drainage. Improve soil drainage immediately. Reduce watering frequency. Severely affected plants may not recover; prevention through proper planting and watering is key.
Gray Mold (Botrytis Blight)
Symptoms: A fuzzy gray mold appearing on leaves, stems, and flowers, leading to browning, decay, and dieback, especially in humid conditions.
Treatment: Improve air circulation by proper spacing and pruning. Remove and destroy all affected plant parts. Avoid overhead watering. Fungicidal sprays can be used in severe, persistent cases.
Shab Disease (Phomopsis lavandulae)
Symptoms: Characterized by yellowing and wilting of individual shoots, browning of leaves, and cankers or lesions on stems, ultimately causing branches to die back.
Treatment: Promptly prune out and destroy all infected plant material. Ensure good air circulation and avoid mechanical injury to stems, which can create entry points for the fungus. There is no chemical cure; focus on prevention and sanitation.
Alfalfa Mosaic Virus (AMV)
Symptoms: Appears as yellow mottling, mosaic patterns, or ring spots on leaves, often accompanied by distortion and stunted growth.
Treatment: This is a viral disease with no cure. Remove and destroy infected plants immediately to prevent further spread, as it can be transmitted by aphids. Control aphid populations in your garden.
Nutrition
Per 100g edible portion
History
Lavender, specifically Lavandula angustifolia, boasts a rich and aromatic history stretching back thousands of years, deeply intertwined with human civilization. Native to the Mediterranean region, its use was first documented by ancient Egyptians who utilized it in mummification rituals and as a fragrant component in perfumes and cosmetics. The Romans, however, truly popularized lavender, using it extensively in their public baths to scent the water, and also for washing clothes β indeed, the name 'lavender' is thought to derive from the Latin word 'lavare,' meaning 'to wash.'
As the Roman Empire expanded, so too did lavender, spreading its soothing scent across Europe. During the Middle Ages, it found a new home in monastic gardens, cherished for its medicinal properties and its ability to ward off pests. It was believed to protect against the plague, with people burning lavender or wearing sachets of it. Queen Elizabeth I of England was particularly fond of lavender, reportedly insisting on fresh lavender flowers year-round and using lavender tea to alleviate her migraines, further solidifying its place in English gardens and herbal remedies.
The cultivation of lavender for commercial purposes truly blossomed in the 18th and 19th centuries, especially in the sun-drenched fields of Provence, France. Here, vast swathes of lavender began to be grown for its essential oil, fueling the burgeoning perfumery and pharmaceutical industries. The iconic purple landscapes of Provence became synonymous with lavender, attracting artists, tourists, and contributing significantly to the region's economy. From ancient rituals to modern aromatherapy, lavender's journey is a testament to its enduring appeal and versatility.
Community Tips (1)
Harvest lavender in the morning after the dew dries but before the afternoon heat. The essential oil content is highest then.
Quick Facts
- Difficulty
- Moderate
- Climate
- mediterranean, temperate
- Origin
- Mediterranean region
- Harvest
- 90-120 days
- Water
- low
- Sun
- full-sun
- Soil
- Sandy, alkaline, well-drained soil, pH 6.5-8.0
- Spacing
- 30-45cm apart
- Temperature
- 10-30C (50-86F)
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