How to grow Isatis tinctoria

Isatis tinctoria growing herbaceous of the genus Isatis also known as Woad or Glastum, Isatis tinctoria short perennial evergreen or annual plant, used as ornamental plant or to as blue dye color, can grow in temperate or subtropical climate and growing in hardiness zone 4-9.

Leaves color green in linear shape, the leaves twisted and wavy in the margin.

Isatis tinctoria flower

Flower color yellow in cross shape.

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How to grow Isatis tinctoria growing and care:

Nothing special

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

Pests and diseases:
Pieris (butterfly)

Pruning season:
Autumn / Winter

How to prune:
Dead flowers or leaves

Size of the plant:
70-100cm, 28-40 inches

Growth speed in optimal condition:
Fast growing / Medium growing

Water requirement:
Average amount of water

Light conditions in optimal condition for growing:
Full sun

Is it possible to grow indoor as houseplant?

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

Blooming information

Bloom season?
Spring / Summer

General information about the flower:
Cross shape flowers in yellow color

Scientific name:

Isatis tinctoria

How to grow Isatis tinctoria

Isatis tinctoria


Blooming Seasons
  • Spring flowers
  • Summer flowers
Flower colors
  • Yellow flower
  • Subtropics Climate
  • Temperate Climate
Ornamental parts
  • Ornamental flower
  • Ornamental leaves
  • Ornamental plant
Plant growing speed
  • Average growing plants
  • Fast growing plants
Plant life-form
  • Annual plant
  • Evergreen
  • Herbaceous
  • Perennial plant
Plant Uses
  • Ornamental plants
Planting Season
  • Spring Planting
Plants sun exposure
  • Full sun Plants
Watering plants
  • Regularly water
Hardiness zone
  • Hardiness zone 4
  • Hardiness zone 5
  • Hardiness zone 6
  • Hardiness zone 7
  • Hardiness zone 8
  • Hardiness zone 9