Gardenia Plant Diseases Learn About Common Gardenia Diseases

Proper watering and pruning further helps to keep gardenia plant diseases in check. Among the most common diseases of gardenia are root rot, powdery mildew, stem canker and bud drop. Treating gardenia problems like these is a task most gardeners can handle.

How do you treat Gardenia disease?
How do you kill Gardenia mites?
Why are the leaves on my gardenia turning brown?
Why are my gardenia leaves turning yellow and falling off?
Do Gardenias like full sun?
What to spray on gardenias for bugs?
What diseases do gardenias get?
Are coffee grounds good for gardenia plants?
How do I kill Spidermite?
How often should gardenias be watered?
Should I mist my gardenia?
What do you fertilize gardenias with?

How do you treat Gardenia disease?

Recommended fungicides include myclobutanil, thiophanate-methyl, chlorothalonil, propiconazole, and horticultural oil with baking soda. Some control may be obtained by sprays of sulfur or neem oil. See Table 1 for products. Canker on the main stem of gardenia (Gardenia jasminoides).

How do you kill Gardenia mites?

You can use an insecticidal soap, malathion, neem oil or a miticide product containing dicofol (Kelthane) to kill mites.

Why are the leaves on my gardenia turning brown?

Brown leaves or brown spots are usually due to: Poor drainage: Gardenias love to be moist, but not soaking wet. Be sure the plant is allowed to drain thoroughly between waterings. Not enough humidity for indoor plants: Try using a humidifier in the room where you keep your gardenias.

Why are my gardenia leaves turning yellow and falling off?

Naturally, some older leaves on gardenias may become yellow and drop off, particularly at the beginning of spring when the new leaves are on their way. This is normal so no need to start worrying. But if many older leaves are yellowing, your gardenia may be dying from root rot due to overwatering or poor soil drainage.

Do Gardenias like full sun?

Gardenias are definitely not shade-loving plants and do best growing in either full morning sun or partial afternoon sun.

What to spray on gardenias for bugs?

Gardenias can also be sprayed with insecticidal soap or horticultural oil to control aphids. Insecticidal soap or horticultural oil must be sprayed onto the aphids to be effective. Repeat spray three times at 5 to 7-day intervals. Foliar injury from soaps and oils may occur on plants under drought stress.

What diseases do gardenias get?

Among the most common diseases of gardenia are root rot, powdery mildew, stem canker and bud drop. Treating gardenia problems like these is a task most gardeners can handle.

Are coffee grounds good for gardenia plants?

In addition to amending the soil with compost or aged manure, these acid-loving plants will appreciate coffee grounds, tea bags, wood ashes, or Epsom salts mixed into the soil as well. Since they are rich in nitrogen, magnesium, and potassium, coffee grounds are oftentimes a more favorable homemade gardenia fertilizer.

How do I kill Spidermite?

Rubbing alcohol: The rubbing alcohol you have around the house also can kill spider mites. Soak cotton balls in rubbing alcohol and wipe across the foliage of infested houseplants. Let either the dish soap or rubbing alcohol sit on the plants a few hours, and then rinse the leaves thoroughly with water.

How often should gardenias be watered?

Gardenias need at least an inch of water a week, whether from rainfall or a hose. Apply mulch to a depth of two to four inches to help keep moisture in the soil and control water-hogging weeds. Don't let the plants become completely dry before you water, and water regularly.

Should I mist my gardenia?

Misting the gardenia plant is not recommended, as this may cause problems with fungal leaf spots. The soil, which should be loose and organic, should be kept moist, but take care not to overwater. Monitor the soil frequently for moisture, and water thoroughly as the top inch (2.5 cm.) of soil dries.

What do you fertilize gardenias with?

Gardenias use a lot of nutrients to produce so many glorious blossoms. Feed your shrubs by applying an acidic, slow-release fertilizer such as an azalea or camellia fertilizer. For the organic gardener, blood meal, fish emulsion or bone meal work well.