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.
Flower color yellow in cross shape.
Nothing special
What is the best way to start growing?
Plant / Seed
Is it necessary to graft or use vegetative reproduction?
No
Difficulties or problems when growing:
Invasive
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?
No
Growing is also possible in a planter /flowerpot / containers:
Yes
Bloom season?
Spring / Summer
General information about the flower:
Cross shape flowers in yellow color
Isatis tinctoria
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