why are my lobelia not flowering

ByMaksim L.

Oct 8, 2022

How do you get lobelia to rebloom?

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.

How long does it take for lobelia seeds to flower?

Plant Type: Tender perennial grown as an annual Flower / Foliage Color:
Spread: 8-16 inches Order:
Growth Rate: Moderate Family:
Time to Maturity: 12-16 weeks from sowing Genus:
Water Needs: Moderate Species:

Does lobelia need to be cut back?

How to grow lobelia. All lobelias need a spot in full sun or part shade, and reliably moist soil. The annual varieties don’t need deadheading but can be cut back in mid summer to maintain bushiness and good flowering. Deadhead perennial varieties once they’ve finished flowering and cut foliage back in autumn.

What is wrong with my lobelia?

Your lobelia plant may wilt with too much water or too little. Keep in mind that a lobelia plant that is wilting does not necessarily always need water. Sometimes lobelia plants wilt when they have too much water. Always check the soil dryness to determine if you should give the lobelia plant some water.

How do you rejuvenate lobelia?

Lobelia plants can benefit from deadheading, trimming, or occasional cutbacks to rejuvenate fresh growth in the middle of the season. Perennial lobelias can be cut back to the ground in fall or late winter to prepare for the next season’s growth.

What month does lobelia flower?

Flowers: Masses of tiny 2-lipped flowers in shades of blue white, pink, red and purple (depending on variety). Flowering Period: Mid-summer to early autumn (May to October). Soil: Moist but well-drained, fertile soil. Sand or loam.

Does lobelia like sun or shade?

PLANTING & LOBELIA CARE 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. Follow these steps and space garden lobelia plants 6-18 inches apart, depending on the variety.

How often should I water lobelia?

Perennial Lobelias need regular watering during the first year. Afterwards, the plants become drought-tolerant and require watering twice a week during dry periods. The top 6 inches (15 cm) must remain moist at all times.

Do lobelia come back every year?

There are many types of Lobelia. Some are annuals and some are perennials and some are annuals only in northern climates. Annuals will usually self-seed and come back the next year, while perennials will re-sprout from the dormant plant in spring.

Should lobelia be deadheaded?

How to Deadhead Lobelia. Since it removes old, unsightly flower stalks, deadheading plants not only helps the garden look good, but it also encourages further blooming throughout the season, according to Ohio State University Extension. Deadhead during the summer when the plant is actively growing and blooming.

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.

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.

Does lobelia need lots of water?

Once established, the lobelia plant requires little maintenance. During hot, dry periods, care of lobelia requires that the plant should receive frequent watering, however, especially those in containers.

How long do lobelia plants last?

Flowering season(s) Summer, Autumn
Time to ultimate height 4-6 months

Can lobelia grow in pots?

The profusion of blooms makes growing lobelia in a pot an excellent choice. Deciding to grow lobelia in planters is a great way to ensure the success of this flower. Although these flowering plants are beautiful, they do require some specific growing conditions to truly thrive.

Will lobelia bloom all summer?

If planting lobelia in a container or hanging basket, a good potting soil will keep this pretty plant blooming all season long.

How do you encourage lobelia?

  1. Lobelia prefers moist, rich, well-draining soil. …
  2. Choose a location with partial sun (4-6 hours); morning sun is ideal.
  3. Mulch plants well after planting to conserve moisture and keep the soil cool.
  4. Feed with a fish fertilizer after planting to encourage growth and blooms.

How do you keep lobelia looking nice?

Use clean shears and prune lobelia when the foliage is dry to prevent the spread of disease-causing fungal spores. Trailing lobelia varieties, such as those in hanging baskets, also benefit from cutting back. Cut these back far enough to remove the spent flowers but don’t remove the hanging stems completely.

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