How to grow Gunnera

Gunnera grow and care – herbaceous of the genus Gunnera also known as Giant Rhubarb, Gunnera perennial evergreen plant, the leaf stalk edible and mostly used as ornamental fixing nitrogen plant, can grow in tropic or subtropical, mediterranean, temperate climate or as houseplant and growing in hardiness zone 6+.

Leaves color green in round shape with lobes, the leaves size can be 1-3 m,

Leaf stalk edible in the color green.

Gunnera flower

Flower color can be red, purple, brown, pink or green the flowers small and grow in inflorescence like bottle brush.

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How to grow Gunnera growing and care:


What is the best way to start growing?
Plant / Seed

Is it necessary to graft or use vegetative reproduction?

Difficulties or problems when growing:

Planting season:
Spring, summer, autumn

Pests and diseases:

Pruning season:
All year

How to prune:
Dead Leaves

Size of the plant?
1-3.5 m, 3-11 feet

Growth speed in optimal condition:
Fast growing / Medium growing

Water requirement:
Average amount of water / Big amount of water

Light conditions in optimal condition for growing:
Full Sun / Half Shade / Full Shade

Is it possible to grow indoor as houseplant?

Growing is also possible in a planter /flowerpot / containers:

Blooming information

Bloom season:

General information about the flower:
Like bottle brush flower in color can be: red, purple, brown, pink or green the flowers small and grow in inflorescence

Edible leaf stalk

Leaf stalk harvesting season:
All year

How to harvest the leaf stalk?
Young fully grown take the leaf stalk from the ground

Information about leaf stalk:
Leaf stalk it’s the edible part the leaves big can be up to 3 m, in round shape

Uses of leaf stalk:
Alcoholic beverage, jams, eaten raw

Scientific name:


How to grow Gunnera

Gunnera plant stalk

Gunnera plant leaves

Gunnera flowers

Gunnera planting season

Growing Gunnera plant

Gunnera plant care

Gunnera plant


Blooming Seasons
  • Spring flowers
Edible Parts
  • Edible Stem / Wood
Culinary uses
  • Alcoholic beverages
  • Eaten raw
  • Jams
Flower colors
  • Brown flowers
  • Green flower
  • Pink flower
  • Purple flower
  • Red flower
  • Mediterranean Climate
  • Subtropics Climate
  • Temperate Climate
  • Tropics Climate
Harvest Season
  • Autumn Harvest
  • Spring Harvest
  • Summer Harvest
  • Winter harvest
Ornamental parts
  • Ornamental flower
  • Ornamental leaves
  • Ornamental plant
Plant growing speed
  • Average growing plants
  • Fast growing plants
Plant life-form
  • Evergreen
  • Herbaceous
  • Leaf plant
  • Perennial plant
Plant Uses
  • Edible plants
  • Floristry
  • Ground fixing plants
  • Indoor plants
  • Ornamental plants
Planting Season
  • Autumn Planting
  • Spring Planting
  • Summer planting
Plants sun exposure
  • Full sun Plants
  • Part shade Plants
  • Shade Plants
Watering plants
  • Big amount of water
  • Regularly water
Hardiness zone
  • Hardiness zone 10
  • Hardiness zone 11
  • Hardiness zone 12
  • Hardiness zone 13
  • Hardiness zone 6
  • Hardiness zone 7
  • Hardiness zone 8
  • Hardiness zone 9

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