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Pflanzenratgeber

Lettuce.

Lactuca sativa

Aussprache lak-TOO-kuh suh-TEE-vuh

Auch bekannt als Garden Lettuce

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Lettuce
Foto von Peter de Lange (CC BY) über gbif

Lettuce is a cool season annual that loves mild temperatures and consistent moisture. It grows quickly in the garden and is perfect for harvesting fresh leaves throughout the spring and fall. You will find it thrives best when protected from intense summer heat.

Ein weiteres Foto von Lettuce
Foto von Maria Kohanovskaya (CC BY) über iNaturalist

Auf einen Blick

Pflegestufe
Einfach
Pflanzenart
Annual vegetable
Licht
Full sun to partial shade
Licht im Innenraum
Direkte Sonne
Gießen
Alle 2 bis 4 Tage
Endgröße
12 inches
Wachstum
Schnell
Winterhärte
USDA 2 bis 11
Blütezeit
Late spring to early summer

Pflege

Keep the soil consistently moist to prevent the leaves from turning bitter. Watch for wilting during warm afternoons, which signals the plant needs more shade or water. Harvest outer leaves regularly to encourage the plant to keep producing.

Gießen
Keep the soil evenly moist but not waterlogged to ensure crisp leaves.
Düngen
Use a balanced liquid fertilizer to support quick leaf growth.
Schneiden
Regularly harvest outer leaves to keep the plant productive.
Umtopfen
Lettuce is an annual and does not require repotting.
Boden
Well draining, rich organic soil
Boden-pH
6.0 to 7.0
Temperatur
7 bis 24°C
Luftfeuchtigkeit
40 bis 70%
Trockenheitstoleranz
Gering
Lebensdauer
Annual, typically 3 to 5 months.
Wildverbiss-Resistenz
Gering

Anzeichen fürs Umtopfen

  • Roots growing out of drainage holes.
  • Stunted growth despite regular feeding.
  • Soil drying out very quickly.

Sicherheit

Menschen
None, it is a common edible vegetable.
Kinder
No specific concerns, though young children should be supervised when handling garden tools.
Kontaktallergene
Some individuals may experience mild skin irritation from contact with the milky sap.
Allergene in der Luft
None.
Essbarkeit
Wash leaves thoroughly to remove soil and potential pathogens.

So erkennst du die Pflanze

  • Soft, leafy rosettes
  • Varied leaf shapes and colors
  • Milky sap when stems break
  • Small yellow flower heads
Höhe
0,15 bis 0,45m
Breite
0,2 bis 0,4m
Blätter
green, red, purple, deciduous
Blüten
yellow, 1 bis 2cm

Häufige Probleme

  • Aphids — Small insects that cluster on the undersides of leaves and suck plant juices.
  • Slugs — Gastropods that chew large, irregular holes in the foliage.
  • Downy mildew — Fungal infection causing yellow spots and white fuzzy growth on leaves.

Standort und Pflege

Vermehrung
seed
Pflanzzeit
early spring, late summer, early autumn
Überwinterung
In mild climates, it can be grown through winter with protection. In cold areas, it is typically grown as a spring or fall crop.
Im Kübel
Lettuce is excellent for containers, requiring a pot at least 15 cm deep with good drainage.

Direct Sowing

  1. Prepare a fine, weed free seedbed.
  2. Sow seeds shallowly, about 0.5 cm deep.
  3. Keep the soil consistently moist until germination.
  4. Thin seedlings to 20 cm apart once they have two true leaves.

Plant lettuce in the shade of taller crops like tomatoes to keep it cool during warmer months.

Gute Pflanzpartner

  • Carrot — They have different root depths and do not compete for space.
  • Radish — Radishes grow quickly and can be harvested before the lettuce needs more room.
  • Zwiebel — The strong scent of onions may help deter pests from the lettuce.

Ähnliche Arten

  • Endive — A similar leafy green with a slightly more bitter flavor profile.
  • Rocket — Another cool season salad green with a distinct peppery taste.

Botanisches

Familie
Asteraceae
Gattung
Lactuca
Ordnung
Asterales
Klasse
Magnoliopsida
Ursprüngliche Heimat
Mediterranean region and parts of Western Asia.
Artenschutz
Not of conservation concern as it is a widely grown agricultural crop.

It grows as a cool season annual, quickly completing its life cycle before the heat of summer.

Nutzen für Wildtiere
nectar source
Bestäuber
Bienen, Schmetterlinge
Verwendung
culinary salads, garnish, sandwich greens

Im Jahresverlauf

JFMAMJJASOND
Blüte
Fruchtbildung
Laub

Ökologische Zeigerwerte

Salzgehalt
2/9
Bodenreaktion
6/9
Licht
7/9
Temperatur
4/9
Feuchtigkeit
6/9
Nährstoffe
7/9

Taxonomie abgeglichen mit GBIF.

Häufige Fragen

Why is my lettuce bitter?
High temperatures and long days cause the plant to bolt, which releases a milky sap that tastes bitter.
Can I grow lettuce in a pot?
Yes, lettuce has shallow roots and thrives in containers at least 15 cm deep.

Woher der Name kommt

The genus name Lactuca comes from the Latin word for milk, referring to the milky sap, while sativa means cultivated.

Gut zu wissen

  • Lettuce is a member of the daisy family.
  • The plant will bolt and turn bitter when temperatures rise too high.
  • Most lettuce varieties are annuals.
  • It is primarily composed of water.

Probleme mit Lettuce?

Diese Seite bietet allgemeine Infos. Pocket Botanist erkennt Probleme anhand eines Fotos deiner echten Pflanze, passt das Gießen an dein Licht und deinen Standort an und erinnert dich an die Pflege.

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Dieser Ratgeber wurde mit KI erstellt und mit der GBIF-Taxonomie abgeglichen. Er dient zur allgemeinen Information und ersetzt keine gärtnerische oder tierärztliche Beratung. Hier erfährst du, wie wir diese Ratgeber erstellen.