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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Requirements for 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 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

Blooming Seasons

Flower Colors


Ornamental parts

Plant growing speed

Plant life-form

Plant uses

Planting season

Plants sun exposure

Watering plants

Hardiness zone