How to grow Kale

Kale grow and care – leaf plant of the genus Brassica also known as Borecole, Kale can grow as perennial evergreen, annual or biennial plant also used as ornamental, grow in temperate, mediterranean or subtropics climate and growing in hardiness zone 2-10a spring planting 10a-11 in autumn planting.

Kale leaves

Leaves colors can be: green, dark green, green blue, bright green, dark purple, purple green, purple, turquoise purple, red, green red, pink, turquoise, white, black, gray, burgundy, light blue, blue and all the shades between those colors. Edges color: light green, white or pink, leaves vein color can be in: green or purple.

Leaves size 5-30 cm, leaves figure can be: curly, wavy frizzy or flat sometimes with bumps, shape of the leaves: acicular, rhomboid, ovate, acuminate, pinnatisect, elliptic and more, edges of the leaf: crenate, dentate, entire, lobate, serrate, sinuate, curly and more.

Most varieties of kale prefer cold weather, in hot summer most varieties become bitter, several varieties not become bitter in the sun and some not become bitter in shade, after cooking less bitter.

Don’t be confuse with Collard greens

Flower color yellow, the small flowers grow on inflorescence.

Kale for sale – Seeds or Plants to Buy

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How to grow Kale growing and care:

Rich soil that’s been well fertilized, Clean Larvae from the leaves

What is the best way to start growing?
Plant / Seedling / Seed / Vegetative Reproduction (only perennial species)

Is it necessary to graft or use vegetative reproduction?
No, but in some species it’s possible

Difficulties or problems when growing:
Sensitive to hot temperature, white butterfly can eat a lot of leaves and cause irreversible damage

Planting season:
Spring / Autumn / Winter

Pests and diseases:
Pieris (butterfly), prodenia (Spodoptera)

Pruning season:
When it’s start to bloom unless you want the seeds

How to prune:
Prune the beginning of the inflorescence

Size of the plant?
0.1-2 m, 4-80 inches

Growth speed in optimal condition:
Fast 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?
Yes (not all the varieties)

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

Blooming information

Bloom season:
Spring / Summer

General information about the flower
Small yellow flowers grow on inflorescence

Thinning the bloom:
Unless you want to save the seeds recommend thinning

Pollination is done by:
Bee and butterfly

Grow from seeds

Sowing requirement:
Planting when it’s started to be cold

Saving seeds until sowing:
Dry, Cold temperature

Sowing season:
Spring / Autumn / Winter

Planting spacing:
30-50 cm

Depth of Sowing:
0.5-1.5 cm

Conditions for seeds germinate:
moist drained soil

Watering requires for Seeds:
Big amount of water

Germination time:
7-20 days

Condition of seedling:
Fertilized ground, light shade, regular watering, and cold temperature

Do the seeds require burying?


Daubenton Kale – also known as Daubenton’s kale, perennial plant that survives around 5-6 years. Green leaves with serrate edges, the edges color: light green, white or pink. Plant flowers usually infertile.

Walking stick kale – perennial plant usually survives around 2-3 years, characterized by a woody stem, with green leaves, green to dark green large leaves can reach up to 20 cm.

Lacinato Kale – Biannual to perennial also known as Kale dinosaur, The leaves with curly edges the leaves with bumps and remained dinosaur skin, the color of the leaves: Green blue. Also possible to eat in the summer.

Curly Kale – This is the most popular type of Kale, Curly kale up annual biennial or triennial. The leaves curly and wavy with serrate edges, color: bright green to dark purple or a combination of purple green, sometimes the stems are purple.

Redbor Kale – annual plant is summer kale and picking the leaves in summer. Is usually the leaves bright purple, sometimes green, purple green or turquoise purple.

Russian Kale – is annual – biennial plant. Leaves oblong and serrated, the leaf color: green, green red or purple. In several subspecies the stems red, leaves can be with curled edges.

Siberian Kale – is annual – biennial plant. Green leaves in several subspecies the leaves turn red, some serrate and curly in the edge. Several subspecies curly the base of the leaf flat

Ornamental kale – is beautiful annual plants, leaves can be flat leaf with serrated hedge, whole serrated leaves, frizzy leaf, wavy leaf. Colors can be: pink, purple, turquoise, white, green, gray, burgundy, red, light blue, blue, green, green and all the shades between and more colors…

Vegetative Reproduction

Not in all the varieties possible to do vegetative reproduction

How to make Vegetative Reproduction in Kale?

The best time for vegetative reproduction in Kale:
Spring / Autumn

How much time does it take to grow roots in vegetative reproduction?
2-4 Weeks

What is the treatment for vegetative reproduction in Kale?
Put the cutting in water, moist soil shade and vegetative hormones

Edible leaves

Leaves harvesting season:
All year

How to harvest the leaves?
Trim in the base of the leaf

Information about leaves:
Depend on verities of the leaves size 5 to 30 cm. The leaves can be in different figure: and shapes, Edges of the leaf entire or different margin. The leaves colors can be: green, dark green, green blue, bright green, dark purple, purple green, purple, turquoise purple, red, green red, pink, turquoise, white,, gray, burgundy, light blue, blue and all the shades between those colors. Edges color: light green, white or pink.

Uses of Kale leaves:
Eaten raw, Salad, Used for cooking

Scientific name: Brassica oleracea – Acephala Group

How to grow Kale

Lacinato Kale leaves

Lacinato Kale plant care

Growing Lacinato Kale plant

Ornamental kale grow and care

Sea kale plant care

Sea kale plant

Daubenton Kale plant care

Daubenton Kale

Growing Sea kale

Sea kale harvesting

Redbor Kale

Curly Kale plant care

Growing Curly Kale plant

Kale plant

Growing Kale plant

Lacinato Kale

Lacinato Kale harvest leaves

Ornamental kale

harvest Curly Kale plant

Curly Kale plant


Blooming Seasons
  • Spring flowers
  • Summer flowers
Edible Parts
  • Edible leaves
Culinary uses
  • Cooked
  • Eaten raw
  • Leafy vegetables
  • Salad
  • Stuffed or Wrapped
Flower colors
  • Yellow flower
  • Mediterranean Climate
  • Subtropics Climate
  • Temperate Climate
Harvest Season
  • Autumn Harvest
  • Spring Harvest
  • Summer Harvest
  • Winter harvest
Leaf color
  • Black leaves
  • Blue leaves
  • Brown leaves
  • Gray leaves
  • Pink leaves
  • Purple leaf
  • Red leaves
  • White leaves
  • Yellow leaf
Ornamental parts
  • Ornamental leaves
  • Ornamental plant
Plant growing speed
  • Average growing plants
  • Fast growing plants
Plant life-form
  • Annual plant
  • Evergreen
  • Herbaceous
  • Leaf plant
  • Perennial plant
Plant Uses
  • Edible plants
  • Ornamental plants
Planting Season
  • Autumn Planting
  • Spring Planting
  • Winter 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 2
  • Hardiness zone 3
  • Hardiness zone 4
  • Hardiness zone 5
  • Hardiness zone 6
  • Hardiness zone 7
  • Hardiness zone 8
  • Hardiness zone 9