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Vegetable · Brassicaceae family

Arugula

Eruca vesicaria

Full sun to part shade 7⅞ in–2 ft 11⅜ in × 7⅞ in–1 ft 5¾ in Harvest May–October Moderate care

In short a 10-second read

SunFull sun to part shade
Size7⅞ in–2 ft 11⅜ in
spacing 6 in
SowingApril–September
HarvestMay–October
Care levelModerate care

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun to part shade, in average to moist soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

acidic to neutral soil
acidicneutralalkaline
average to moistnot fussy about soil

Watering

Arugula — Watering
only in dry spellsless when it rains

How much space it takes

Mature size.

The mature plant next to a person (69 in).

19¾ in3 ft 3⅜ in4 ft 11 in7⅞ in–2 ft 11⅜ inspread 7⅞ in–1 ft 5¾ in
7⅞ in–2 ft 11⅜ in× spread 7⅞ in–1 ft 5¾ in

Plant 6 in apart.

How to plant: in rows, 6 in in the row, 6 in between rows

The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Typical for a temperate climate (four seasons). The line shows the current month.

The year at a glance

Sowing: JanuarySowing: FebruarySowing: MarchSowing: AprilSowing: MaySowing: JuneSowing: JulySowing: AugustSowing: SeptemberSowing: OctoberSowing: NovemberSowing: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberHarvest: JanuaryHarvest: FebruaryHarvest: MarchHarvest: AprilHarvest: MayHarvest: JuneHarvest: JulyHarvest: AugustHarvest: SeptemberHarvest: OctoberHarvest: NovemberHarvest: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
SowingFeedingHarvest
Now, in October: time to harvest.
JanFebMarAprMayJunJulAugSepOctNovDec

Sowing

JanFebMarAprMayJunJulAugSepOctNovDec

direct sowing: April–September

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

April–May

Harvest

JanFebMarAprMayJunJulAugSepOctNovDec

May–October

Feeding

Nutrition.

Horn meal

up to 0.16 oz/sq ft · in 1 dose · April–May

JanFebMarAprMayJunJulAugSepOctNovDec

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

What you will see

Small round holes in leaves, mainly on seedlings; tiny beetles jump away when you touch the plant.

When to look

Spring and summer

How to protect

  1. Prevention
    • On rocket it is mainly cosmetic damage.
  2. By hand from sowingCover seedlings with fine mesh.
  3. Chemical — only when nothing else helps according to the product labelLast resort only: a product authorized in your country against flea beetles. Try non-chemical methods first.
Flea beetles (Phyllotreta, Psylliodes)pest · spring and summer

What you will see

Small round holes in leaves, mainly on seedlings; tiny beetles jump away when you touch the plant.

When to look

Spring and summer

How to protect

  1. Prevention
    • On rocket it is mainly cosmetic damage.
  2. By hand from sowingCover seedlings with fine mesh.
  3. Chemical — only when nothing else helps according to the product labelLast resort only: a product authorized in your country against flea beetles. Try non-chemical methods first.
More about this problem

What you will see

Irregular holes in soft leaves and young shoots and slime trails; they feed at night.

How to protect

  1. Prevention
    • Water in the morning, not the evening (evening watering helps them move around).
    • Encourage their natural enemies: birds, hedgehogs, toads, ground beetles.
  2. By hand evening, after rainPick them off by hand on damp evenings and take them far away. Traps: hollowed-out citrus halves placed cut side down, or sunken containers of beer; check in the morning.
  3. Biological when the soil is warm and moistSlug-specific nematodes (from a biological control supplier) are watered into the soil.
  4. Chemical — only when nothing else helps according to the product labelLast resort only: a product authorized in your country against slugs and snails. Try non-chemical methods first.
Slugs and snailspest

What you will see

Irregular holes in soft leaves and young shoots and slime trails; they feed at night.

How to protect

  1. Prevention
    • Water in the morning, not the evening (evening watering helps them move around).
    • Encourage their natural enemies: birds, hedgehogs, toads, ground beetles.
  2. By hand evening, after rainPick them off by hand on damp evenings and take them far away. Traps: hollowed-out citrus halves placed cut side down, or sunken containers of beer; check in the morning.
  3. Biological when the soil is warm and moistSlug-specific nematodes (from a biological control supplier) are watered into the soil.
  4. Chemical — only when nothing else helps according to the product labelLast resort only: a product authorized in your country against slugs and snails. Try non-chemical methods first.
More about this problem
Sources (3)

Frequently asked

Quick answers.

When do I sow arugula?

In April–September (direct sowing).

When is arugula harvested?

In May–October.

Does arugula tolerate shade?

It tolerates part shade (3–6 hours of sun), but not full shade.

How much space does arugula need?

At maturity 7⅞ in–1 ft 5¾ in wide and 7⅞ in–2 ft 11⅜ in tall; recommended spacing 6 in.

Flea beetles (Phyllotreta, Psylliodes) — what can you do?

On rocket it is mainly cosmetic damage. Cover seedlings with fine mesh.

Slugs and snails — what can you do?

Water in the morning, not the evening (evening watering helps them move around). Pick them off by hand on damp evenings and take them far away. Traps: hollowed-out citrus halves placed cut side down, or sunken containers of beer; check in the morning.

Sources (6) Checked 27 October 2026

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