Mexican Lobelia

All parts of the plant are toxic and can cause nausea, vomiting, diarrhea, tremors, rapid heartbeat and other symptoms. The plant contains toxic alkaloids including lobeline. Contact your doctor or veterinarian immediately if you, someone you know, or your pet has ingested lobelia.

Is Lobelia a sun or shade plant?

How to plant: Lobelia plant performs best with full sun to partial shade and rich, well-draining soil. Choose a site that receives at least 4-6 hours of direct sun.

Is Lobelia Laxiflora invasive?

The plant isn't an invasive species but is invasive in the garden. It spreads with rhizomes, which may eventually overtake adjacent plants or weeds.

Is Lobelia an annual or perennial?

Lobelia cardinalis is a short-lived perennial, so divide it every 2 years in spring to maintain its vigour.

Should I cut back lobelia after flowering?

Perennial lobelias Cut back old flower stems after flowering and trim back the old foliage in autumn. Perennial lobelias, especially Lobelia tupa, may need protection in hard winters - mulch in autumn to protect the crown.

Do lobelia need to be cut back?

Annual and perennial lobelia do not require any pruning throughout the year but may benefit from maintenance trimming or cutbacks during the growing season. The best time to trim or deadhead annual lobelia is in midsummer to fall as the plant begins to get leggy or lose its structure.

How do you keep lobelia blooming all summer?

To have the most blooms, it's necessary to pinch or prune lobelia back to keep it bushy, which will lead to continual flowering. Once flowers fade, prune them off and new buds will appear. Fertilize monthly. Feed lobelia on a regular basis with an organic fertilizer designed for flowering plants.

Do lobelia come back each 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. This is due to incorrect germination requirements. However, it is easy to plant from seed in controlled situations.

How do you keep lobelia blooming all summer long?

Cutting back lobelia plants improves their appearance and health. It also encourages the plant to produce more flowers over a longer period of time. The three types of pruning that benefit lobelia plants are removing spent flowers, pinching, and cutting back.

Can you leave lobelia in the ground?

Annual lobelia can be cut back to the ground or removed from containers or the planting site after the first frost. Perennial lobelia will die back at the first frost, dropping leaves and flowers and developing soggy stems. Perennial lobelia can be cut back to the ground at this time and pruned prior to winter.

Can lobelia tolerate drought?

Lobelia laxiflora (var. Angustifolia) : Grows on You | Drought tolerant landscape, Landscaping on a hill, Planting plan.

Does lobelia like full shade?

They should be positioned in full sun or partial shade, with protection from the hot afternoon sun in warmer areas. Annual lobelia varieties will survive light frosts, but will be killed by the first hard frost.

Do lobelia reseed themselves?

Lobelia will reseed themselves if you let them, but they're not invasive due to their demand for rich, loose, consistently moist soil. Prepare your lobelia beds by working aged compost into the top six inches of soil. For potted plants, add Perlite and peat moss to prevent soil compaction.

Do lobelia last all summer?

Lobelia is an easy-to-grow, carefree plant that enjoys cool weather. This summertime bloomer will continue to produce flowers on up through the first frost.

Can you overwater lobelia?

Annual lobelia does not like wet feet and can be overwatered; do not water if the soil is moist.

Why are my lobelia falling over?

Water it too much; water it too little; use poorly draining potting soil; use soil that drains too quickly; don't put fertilizer in the water; put too much fertilizer in the water . . . It's too darn easy to kill potted plants in summer with either too much or too little attention. It might be the water.

Can you split lobelia?

Transplanting Lobelia Cardinal flower should be split, divided, and transplanted every 2-3 years in the early fall after flowering.

How do you save dying lobelia?

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.

Where does lobelia grow best?

Cardinal flower (Lobelia cardinalis), named for its showy spikes of scarlet-red flowers, is the most popular perennial variety. Some varieties also have ornamental reddish-bronze foliage. A North American wildflower native to wet areas, cardinal flower can be found growing in marshes, stream banks, and low woods.

Does lobelia tolerate heat?

Lobelia thrives in the heat and is easy to grow. Techno Heat Dark Blue will bloom all season long. A key feature of Lobelia Techno Heat Dark Blue is that it is heat tolerant and does not require deadheading.