
Parsley
Petroselinum crispum
π‘ Fun Facts
- -Ancient Greeks used parsley to crown victors at the Isthmian Games.
- -Parsley contains more vitamin C per weight than oranges.
Growing Tips
- -Soak seeds overnight before planting to speed up slow germination.
- -Harvest outer stems first, allowing the center to keep producing.
- -Parsley is biennial - it flowers and sets seed in its second year.
Uses
Economic Information
Parsley, while not a commodity crop on the scale of grains or legumes, holds significant economic importance within the global herb and spice market. Global production figures are often integrated with other fresh herbs, making precise standalone statistics challenging. However, it is widely cultivated across all continents, with major production areas concentrated in the Mediterranean basin, parts of North America (especially California), and various regions in Asia and South America. Countries like Italy, the United States, and Mexico are notable producers, catering to both domestic and international demand.
The market value of parsley is consistently stable, driven by its ubiquitous presence in culinary traditions worldwide. It is primarily traded in fresh, dried, and sometimes frozen forms. For small-scale farmers and specialty growers, parsley can be a valuable cash crop due to its relatively quick growth cycle and consistent demand, especially for fresh market sales. Its essential oil also contributes to its economic value, finding applications in the fragrance and food flavoring industries, adding another dimension to its overall economic footprint.
Growing Guide
Soil Preparation
Parsley thrives in well-drained, fertile soil rich in organic matter. Before planting, aim for a soil pH between 6.0 and 7.0. If your soil is heavy clay or sandy, amend it generously with compost or well-rotted manure. This not only improves drainage and aeration but also provides a steady supply of nutrients. A good rule of thumb is to incorporate 2-4 inches of organic material into the top 6-8 inches of soil. A soil test can help you understand your soil's specific needs, ensuring your parsley gets the best start.
Planting
Parsley can be a bit slow to germinate, so patience is key! You can direct sow seeds in spring after the last frost, or in late summer for a fall/winter harvest in milder climates. Plant seeds about 1/4 inch deep and 1 inch apart in rows spaced 10-12 inches apart. Once seedlings emerge and are a few inches tall, thin them to 6-8 inches apart. For a head start, you can soak seeds in warm water overnight before planting, which can help speed up germination. If starting indoors, use biodegradable pots to minimize root disturbance during transplanting.
Watering
Consistent moisture is crucial for healthy parsley. The soil should remain evenly moist but never waterlogged, as this can lead to root rot. Water deeply when the top inch of soil feels dry to the touch. In hot, dry weather, this might mean daily watering. Mulching around the plants with a layer of straw or wood chips can help retain soil moisture, suppress weeds, and keep soil temperatures more consistent, reducing the need for frequent watering.
Fertilizing
Parsley is not a heavy feeder, especially if your soil is rich in organic matter. However, a light feeding every 4-6 weeks can encourage vigorous growth. Use a balanced liquid fertilizer (like a 5-10-5 or 10-10-10) diluted to half strength, or simply top-dress with a thin layer of compost. Avoid over-fertilizing with nitrogen, as this can lead to lush leaf growth at the expense of flavor and can make the plants more susceptible to pests.
Pruning
While not strictly pruning, regularly harvesting your parsley encourages new growth and keeps the plant productive. If you notice any yellowing or damaged leaves, snip them off at the base of the stem. This directs the plant's energy towards producing fresh, healthy foliage. For curled varieties, a gentle thinning can improve air circulation and prevent fungal issues.
Harvesting
You can start harvesting parsley when the outer leaves are about 6-8 inches tall, typically 70-90 days after sowing. Always snip the outer stems near the base of the plant, leaving the inner stems to continue growing. This method, known as 'cut-and-come-again,' ensures a continuous supply throughout the growing season. Avoid taking more than a third of the plant at once to ensure it has enough foliage for photosynthesis. Regular harvesting actually promotes bushier growth and a more abundant yield. For the best flavor, harvest in the morning after the dew has dried.
Varieties
Flat-leaf (Italian) Parsley
Known for its robust flavor and flat, dark green leaves, this variety is often preferred by chefs for its intense taste and ease of chopping.
Curled (Moss Curled) Parsley
Featuring tightly curled, vibrant green leaves, this variety is popular for garnishing due to its attractive, ruffled appearance and milder flavor.
Hamburg (Root) Parsley
Unlike other varieties, this one is grown for its edible, parsnip-like root, which has a distinct parsley flavor and is excellent in soups and stews.
Gigante d'Italia
A very vigorous flat-leaf variety known for its large leaves and strong, classic parsley flavor, offering high yields.
Forest Green
A highly productive and uniform curled parsley variety that holds its deep green color well, even in warmer conditions.
Triple Curled
An extremely ornamental curled variety with very tightly curled, dark green leaves, making it superb for decorative garnishes.
French Parsley
Similar to Italian parsley but often with slightly finer leaves and a delicate, yet pronounced flavor, excellent for fresh use.
Companion Planting
Pests & Diseases
Common Pests
Aphids
Tiny, soft-bodied insects that cluster on new growth, sucking sap and causing distorted leaves and stunted growth.
Management: Organically: Spray with a strong stream of water, apply insecticidal soap, or introduce beneficial insects like ladybugs. Conventionally: Use targeted systemic insecticides if infestation is severe, following label instructions carefully.
Carrot Rust Fly
Larvae tunnel into the roots of parsley (especially root parsley), creating unsightly channels and making them inedible.
Management: Organically: Use row covers to prevent adults from laying eggs, practice crop rotation, and avoid planting near carrots or parsnips. Conventionally: Soil drench insecticides can be used as a preventative measure, but are less common for home gardens.
Parsley Worm (Black Swallowtail Caterpillar)
Large, green caterpillars with black stripes and yellow dots that feed on parsley leaves, often defoliating plants quickly.
Management: Organically: Hand-pick caterpillars and relocate them to a sacrificial plant (like dill or fennel) if you wish to support butterfly populations, or simply remove them. Conventionally: Bacillus thuringiensis (Bt) can be used as a targeted biological control, effective against caterpillars without harming other insects.
Common Diseases
Septoria Leaf Spot
Symptoms: Small, circular brown spots with dark margins on leaves, often developing a pale center, leading to yellowing and leaf drop.
Treatment: Remove and destroy infected leaves. Ensure good air circulation by proper spacing and avoid overhead watering. Plant resistant varieties. In severe cases, organic copper-based fungicides or conventional broad-spectrum fungicides can be applied.
Damping-Off
Symptoms: Seedlings suddenly wilt and collapse at the soil line, often with a constricted stem base, usually affecting young plants.
Treatment: Use sterile seed-starting mix and clean pots. Ensure good drainage and avoid overwatering. Maintain proper spacing for air circulation. Consider bottom watering to keep the soil surface drier.
Root Rot
Symptoms: Yellowing and wilting of leaves, stunted growth, and eventually plant collapse, often accompanied by soft, mushy, discolored roots.
Treatment: Improve soil drainage significantly. Avoid overwatering and ensure pots have adequate drainage holes. Plant in raised beds if your soil is prone to waterlogging. Remove affected plants immediately to prevent spread.
Nutrition
Per 100g edible portion
History
Parsley, or Petroselinum crispum, has a lineage as rich and flavorful as its leaves. Originating from the central Mediterranean region, particularly Sardinia, Algeria, and Tunisia, this humble herb has been cherished for millennia, not just for its culinary prowess but also for its deep cultural and spiritual significance. The ancient Greeks, for instance, held parsley in high regard, associating it with death and mourning. It was often used to adorn tombs and was believed to have sprung from the blood of Archemorus, the harbinger of death. Despite this somber connection, it was also woven into wreaths for victorious athletes, symbolizing glory and honor.
The Romans, ever practical, adopted parsley more for its medicinal and culinary attributes. They believed it could absorb strong odors and flavors, hence its use as a breath freshener after feasts and as a garnish. Pliny the Elder, the Roman naturalist, mentioned its use in his writings. Its domestication was a gradual process, likely evolving from wild varieties found clinging to rocky outcrops and coastal areas. For centuries, its primary use was indeed medicinal, valued for its diuretic properties and as a digestive aid.
Parsley's journey across Europe began in earnest during the Middle Ages, primarily through monastic gardens where herbs were cultivated for both medicine and food. Charlemagne, the great emperor, was a known enthusiast, ordering its cultivation throughout his empire. By the 15th century, it was firmly established in European kitchens, transitioning from a purely medicinal herb to an indispensable culinary ingredient. Its spread to the Americas came with European colonists, bringing familiar flavors and remedies to new lands.
An interesting anecdote tells of parsley's slow germination, which led to a folk belief that it had to 'go to the devil and back seven times' before it would sprout, or that only pregnant women or witches could successfully grow it. This superstition highlights the patience required for cultivating parsley, a trait still known to modern gardeners. Today, parsley remains a global staple, a testament to its enduring versatility and charm, gracing plates and gardens from the most humble homes to the finest restaurants.
Quick Facts
- Difficulty
- Moderate
- Climate
- temperate, subtropical
- Origin
- Mediterranean region
- Harvest
- 70-90 days
- Water
- moderate
- Sun
- full-sun
- Soil
- Rich, moist, well-drained soil, pH 6.0-7.0
- Spacing
- 20-25cm apart
- Temperature
- 10-25C (50-77F)
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