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Tall Blue Lettuce (Lactuca biennis)

Lactuca biennis, commonly known as Tall Blue Lettuce, is a tall, herbaceous biennial native to North America, recognized for its blue flowers and rapid growth.

Above information is sourced from Wikipedia

Sunlight

Prefers full sun to partial shade.

Watering

Keep soil consistently moist, but avoid waterlogging.

Soil

Prefers well-draining soil. Adaptable to various soil types, including sandy, loamy, and clay.

Temperature

Thrives in moderate temperatures.

Habitat

Outdoor

Fertilizer

Light feeding is usually sufficient.

Care Requirements

Light

Prefers full sun to partial shade.

Flowers best in full sun.

Water

Keep soil consistently moist, but avoid waterlogging.

Water regularly, especially during dry spells.

Soil

Prefers well-draining soil. Adaptable to various soil types, including sandy, loamy, and clay.

Temperature

Thrives in moderate temperatures.

Ideal growing range is 15-25°C.

Habitat

Outdoor

Fertilizer

Light feeding is usually sufficient.

Apply a balanced fertilizer once in spring if needed.

Plant Overview

Plant Type

Herb

Plant Category

Foliage

Plant Place Type

Ground

Plant Environment

Outdoor

Lifespan

Biennials

Plant Height

1.5-3 m

Spread

0.5-1 m

Growth Rate

Fast

Dormancy

None

Leaf Color

Green

Leaf Type

Lobed

Flower Size

1-2 cm

Image Gallery

Synonyms
Agathyrsus floridanus D.Don
Cicerbita spicata Beauverd
Eunoxis amabilis Raf.
Lactuca spicata Hitchc.
Lactuca terrae-novae Fernald
Mulgedium spicatum Small
Sonchus biennis Moench
Sonchus spicatus Lam.
Taxonomy
  • kingdomPlantae
  • divisionTracheophyta
  • classMagnoliopsida
  • orderAsterales
  • familyAsteraceae
  • genusLactuca
  • speciesLactuca biennis
Toxicity

Toxic for humans

No

Rating: 0/5

Toxic for pets

No

Rating: 0/5

Edible

No

Additional Care Tips

FAQs