Chervil

History

Chervil is a classic French herb, sometimes called 'gourmet parsley,' known for its mild aniseed flavour. It was loved by the Romans and featured in springtime soups and egg dishes throughout Europe. In Australia, it's a quiet achiever—cool-loving and delicate, often grown by gardeners who appreciate the subtleties of old-fashioned cooking.

Sowing Calendar

GeneralCool/MountainTemperateAridSubtropicalTropical

Best Months to Plant – Chervil

Climate Zone	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cool/Mountain	✓	✓	✓						✓	✓	✓	✓
Temperate	✓	✓	✓						✓	✓	✓	✓
Arid	✓	✓	✓						✓	✓	✓	✓
Subtropical	✓	✓	✓						✓	✓	✓	✓
Tropical					✓	✓	✓	✓

Cool/Mountain – Chervil

Method	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Start in trays	✓	✓	✓						✓	✓	✓	✓
Plant out transplants	✓	✓	✓						✓	✓	✓	✓
Direct sow	✓	✓	✓						✓	✓	✓	✓

Temperate – Chervil

Method	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Start in trays	✓	✓	✓						✓	✓	✓	✓
Plant out transplants	✓	✓	✓						✓	✓	✓	✓
Direct sow	✓	✓	✓						✓	✓	✓	✓

Arid – Chervil

Method	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Start in trays	✓	✓	✓						✓	✓	✓	✓
Plant out transplants	✓	✓	✓						✓	✓	✓	✓
Direct sow	✓	✓	✓						✓	✓	✓	✓

Subtropical – Chervil

Method	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Start in trays	✓	✓	✓						✓	✓	✓	✓
Plant out transplants	✓	✓	✓						✓	✓	✓	✓
Direct sow	✓	✓	✓						✓	✓	✓	✓

Tropical – Chervil

Method	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Start in trays					✓	✓	✓	✓
Plant out transplants					✓	✓	✓	✓
Direct sow					✓	✓	✓	✓

Where to Plant

Shady Spots & Herb Gardens

Shady Spots & Herb Gardens
• Areas receiving dappled or indirect sunlight, often near trees or buildings
• Best for shade-tolerant herbs like mint, parsley, or greens like spinach
• Helps prevent sun stress and conserves moisture
• Often used in cooler corners of the garden

Containers & Pots

Containers & Pots
• Portable planting vessels suited for patios, balconies, and small areas
• Provide complete control over soil composition and drainage
• Great for herbs, greens, compact vegetables, or ornamental plants
• Allow plants to be moved to follow sun, shade, or seasonal conditions

Edges

Edges
• Narrow growing spaces along borders, fences, or pathways
• Perfect for low-growing or decorative plants like alyssum or herbs
• Helps soften garden boundaries and attract beneficial insects
• Makes efficient use of underutilised garden space

Borders & Companion Rows

Borders & Companion Rows
• Found along the edges of garden beds, paths, or between main crops
• Ideal for herbs, flowers, or pest-repelling plants that support the main crop
• Helps attract pollinators and beneficial insects
• Makes good use of smaller spaces and improves overall garden health

Pre-treatment

None Identified

There are no pre treatments required for germination.

Sowing Method

Start in Trays

• Fill seed trays or punnets with quality seed-raising mix
• Sow seeds at the correct depth—refer to seed packet for guidance
• Place trays in a warm, sheltered location with good light
• Mist or bottom-water to avoid disturbing small seeds
• Transplant seedlings once they develop 2–4 true leaves

Direct Sow

• Sow seeds directly into prepared garden soil or outdoor containers
• Best for plants that dislike transplanting, such as root vegetables and beans
• Loosen soil and remove weeds before sowing
• Sow at the recommended depth and spacing, then water gently
• Keep the area moist until germination and thin seedlings if needed

Watering

Low

• Suitable for drought-tolerant or Mediterranean-style plants
• Needs watering only during extended dry periods or heatwaves
• Prefers deep but infrequent watering to encourage strong root growth
• Ideal for well-drained soils and low-maintenance garden beds
• Mulching helps retain moisture and reduce watering even further

Fertilisation

Frost

Frost Tolerant

These plants can tolerate light to moderate frosts and may survive through cooler seasons.

Maintenance and Harvesting

Chervil prefers cool, shaded spots. Harvest young leaves regularly and keep soil moist. It bolts easily in heat, so replant in succession for a longer season.

Pests and Diseases

Aphids

Aphids are tiny, soft-bodied insects that cluster on new growth and the undersides of leaves. They suck sap from plants, causing leaves to curl, yellow or become distorted. As they feed, they excrete sticky honeydew that encourages sooty mould, and colonies can build quickly in warm weather.

Start with organic controls: blast colonies off with a firm jet of water, encourage beneficial insects like ladybirds and lacewings, and spray neem oil or insecticidal soap to disrupt feeding. Keep plants well watered and avoid excess nitrogen that promotes soft growth. If pressure remains high, selective chemical sprays can be used sparingly, taking care to protect pollinators and beneficials.

Leaf spot

Leaf spot describes several fungal or bacterial diseases that create dark, often round lesions on foliage—sometimes with yellow halos. Severe infections cause premature leaf drop and reduced vigour, especially during warm, wet spells or when leaves stay damp.

Reduce spread by removing infected leaves, watering at the base, and spacing plants for airflow. Mulch to limit soil splash and rotate crops. Organic preventatives include copper and sulfur sprays applied early. If disease escalates, registered fungicides offer a chemical backup.

Powdery mildew

Powdery mildew appears as a white, talc‑like coating on leaves and stems. It thrives in warm days, cool nights, and still air, and can weaken plants by reducing photosynthesis, leading to yellowing and early leaf drop.

Prune for airflow, avoid overhead watering, and remove badly affected foliage. Organic sprays such as milk solution, potassium bicarbonate, sulfur, or neem help suppress outbreaks. Chemical fungicides are effective when started early, but use sparingly to preserve beneficial organisms.

Slugs & snails

Slugs and snails chew irregular holes in foliage and fruit and can wipe out seedlings overnight, especially in damp, sheltered spots.

Remove hiding places, water in the morning, and use beer traps, boards, or shelters to concentrate and hand‑pick. Copper barriers can deter them. For baits, iron‑based pellets are the safest organic option; use metaldehyde baits cautiously due to risks to pets and wildlife.

Damping off (seedlings)

Damping‑off is a soil‑borne disease that attacks seeds and seedlings, causing poor germination, sudden collapse, or pinched, water‑soaked stems at soil level. It thrives in cool, wet, stagnant conditions.

Sow into fresh, clean seed‑raising mix; avoid reusing contaminated trays. Provide warmth, light, and airflow; water lightly and allow the surface to dry between waterings. A light dusting of cinnamon or chamomile tea is a gentle organic measure; fungicidal drenches are rarely necessary for home growers when hygiene is good.

Bolting (heat/long days)

Bolting (heat/long days) can affect plant health and yields in home gardens. Typical symptoms include slowed growth, discolouration, and reduced productivity, often triggered by weather, nutrition, or cultural conditions.

Start with cultural fixes: rotate crops, improve soil with compost, water consistently, and choose resistant varieties. Organic sprays or amendments can reduce severity; chemical options are a last resort and should be used carefully and in accordance with labels.

Growing Tips

• Chervil bolts quickly in warm weather; sow in the cool seasons or give afternoon shade.
• Chervil prefers moist, rich soil; keep evenly watered to prevent tough, bitter leaves.
• Chervil has delicate stems that can lodge; grow in a sheltered position.