Lobelia siphilitica growing shrub of the genus Lobelia also known as Blue cardinal flower, Lobelia siphilitica perennial semi evergreen in colder climate grow as annual plant and used as ornamental plant and attract pollinators, can grow in subtropical, mediterranean or temperate climate and growing in hardiness zone: 9-11 (as perennial) 4-9 (as annual).

Leaves color green in oval shape.

Lobelia siphilitica flower

Flower color can be: blue, purple, one petal with 4-5 lobes down there are 3 lobes and the top another two lobes, its looks like bug that can fly.

Lobelia siphilitica for sale – Seeds or Plants to Buy

Requirements for Lobelia siphilitica growing and care:

Well drained soil

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

Is it necessary to graft or use vegetative reproduction?
No

Difficulties or problems when growing:
Might be invasive

Planting season:
Spring, summer, autumn

Pests and diseases:
Aphids, mites

Pruning season:
All year

How to prune:
Dead leaves and flowers

Size of the plant?
3-7 inches, 10-16 cm

Growth speed in optimal condition:
Fast growing

Water requirement:
Average amount of water

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

Is it possible to grow as houseplant?
No

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

Blooming information

Bloom season?
Spring / Summer / Autumn

General information about the flower:
Flying bug shape flower with 3 bottom lobes and 2 in the top, color can be: blue, purple.

Scientific name:

Lobelia siphilitica

Blooming Seasons

Flower Colors

Climate

Ornamental parts

Plant growing speed

Plant life-form

Plant uses

Planting season

Plants sun exposure

Watering plants

Hardiness zone