Edging lobelias (Lobelia erinus) and their hybrids are
tender perennials
grown as warm-weather garden annuals. Often grown as container and edging plants, they can have bushy or trailing habits.
Do Lobelia come back every year?
Lobelia in winter will die back no matter which variety you have. However,
the annual Lobelia may not come back at all even if it formed seed
. … The annual forms tend to get weedy when temperatures get hot in summer but can be rejuvenated by cutting the plants back by half.
What do you do with lobelia in the winter?
Cut back old flower stems after flowering and the old foliage in autumn. Lobelia tupa may need some winter protection.
Apply a mulch of bark chips or straw
in autumn to protect the crown. Lobelia cardinalis is a short-lived perennial, so divide it every 2 years in spring to maintain its vigour.
How do you care for lobelia Erinus?
These plants typically require an
area with full sun
but will tolerate partial shade. They also prefer moist, rich soil. Start indoors about 10 to 12 weeks prior to the last frost in your region. Spread the tiny seeds just on top of the soil and water thoroughly.
Is Lobelia Crystal Palace annual or perennial?
Trailing Lobelia ‘Crystal Palace’ Overview
Tender herbaceous perennial
with continuous-blooming that needs not much attention. It has a long flowering period from mid spring to early autumn giving your garden purple small flowers like little drops.
What to do with lobelia after flowering?
Cut back the plant by half
or more at the end of its bloom period. Trimming back lobelia plants keeps them from looking messy, and it may encourage another flush of blooms.
Do lobelia plants spread?
Lobelia is a small plant that generally grows to heights no taller than 10 inches.
Bush types spread only five to nine inches
, but trailing varieties expand as much as 1 1/2 feet.
Why does my lobelia keep dying?
Too Little Water
During warm weather
, lobelia leaves and flowers can dry out. If the dehydration is too severe, the plant may die. Water your lobelia in pots consistently so the soil stays moist and never draws away from the side of the container.
Does lobelia attract bees?
Highly attractive
: bees including yellow-faced bees, sweat bees, small carpenter bees, and bumble bees.
Can lobelia grow in pots?
Growing Lobelia in Containers
These petite pink, white, or blue flowers create a dramatic impact in planters. The profusion of blooms makes growing lobelia in a pot an excellent choice. … These plants require consistent moisture, but they do not grow well when overwatered or when containers have become waterlogged.
Is lobelia a sun or shade?
3 of 12 Lobelia
Annual lobelia is a cool-season plant that can tolerate most light conditions,
including shade
.
Do slugs like lobelia?
In the United States, another kind of lobelia is a common wild plant,
Lobelia cardinalis
. … You can try to grow it in Britain, but it is a choice horticultural plant and a delicacy for slugs who like to gorge on the bottoms of its stems.
How do you keep annual lobelia blooming all summer?
Water regularly
.
Lobelia requires consistent soil moisture for prolific blooms. Water the plants regularly in the absence of rainfall, so that the soil is moist but not soggy. To help keep the soil surrounding lobelia consistently moist, mulch with a 2-inch layer of ground bark or leaf mold.
How do I bring my lobelia back to life?
Pick off a few diseased leaves or
treat widespread rust with neem oil sprays
; if you act quickly you should be able to reverse the disease’s progression. In the future, allow your lobelia more room to breathe — good air circulation can prevent many fungal problems.
Is lobelia a ground cover?
Use Lobelia plants in containers, hanging baskets, edging along the flower garden, and as
a general ground cover
. … Blue Lobelia flowers make a beautiful ground cover that performs well in full sun to partial shade. Growing Lobelia Erinus from seed is very rewarding!
Does lobelia need a lot of water?
Annual lobelia
requires frequent watering during the growing season
because the short roots remain near the surface. Water slowly, using a garden hose or drip system, to saturate the soil to a depth of 6 to 8 inches.
