Gray mold

Gray Mold
Gray mold is perhaps the most common disease of flowers. It is especially problematic during periods of high rainfall and cool temperatures. Like powdery mildew, gray mold is well named.

Once gray mold takes hold, it can spread to all parts of the plant. The immature fruits may turn a light brown or whitish color, with the inside flesh getting soft and moldy.

Gray mold. See .
: materials that are sometimes used in hydroponic growing to support the plant's roots and, sometimes, to hold nutrient.

Gray mold, another fungal disease, causes rose vegetation to turn black; buds may also blacken. Infected buds usually do not open, but if they do, they will be discolored and the petals will be furred with a fine grayish growth.

Botrytis (Gray Mold): Botrytis is a fungus that attacks the leaves, flowers, stems, and rhizomes of house plants. It first appears as a round brown or gray spot that gradually turns into a mass of fuzzy gray spores.

Botrytis Rot (Gray Mold)
Symptoms: Collapsed flowers under heavy fuzz of gray or brown fungal spores.
Offender: Fungus.
Remedies: Remove affected blossoms, foliage or entire plant (if necessary).

Gray mold (botrytis) is disease enemy number 1 on strawberry fruit around the country. Anthracnose can devastate plantings in hot, humid areas.

In humid weather, gray mold (botrytis) damages flowers and leaves of most types. There's no practical remedy if you live in a wet-summer climate beyond planting resistant types, such as multifloras.

Most common flower pests start becoming noticeable around late June or early July and include powdery mildew, gray mold and black spot. These fungal diseases are spread by microscopic "spores" that are spread by wind and cling to wet foliage.

Gray mold
Nematodes
Varieties
'African Queen': 1 ¼' tall plants with mauve outsides fading to white at their margins and marked with yellow at their bases. The insides of the petals are dark purple red with white margins.

When watering, avoid getting the leaves and flowers wet, which can encourage fungal (Botrytis -gray mold) and bacterial disease. Container plants may need to be watered more often but should be allowed to dry slightly between watering.

Water extracts of fermented compost, or "compost teas," are full of antibiotics, microbial products, and beneficial microbes that compete with pathogens, such as those that are responsible for powdery mildew, Botrytis gray mold, and leaf blight.

botrytis A fungal disease promoted by cool, moist weather. Also known as gray mold or fruit rot.

Birds, verticillium wilt, red stele, leaf scorch, powdery mildew, spider mites, bud weevils/clippers, gray mold, slugs, snails ...

Gray mold, blight, crown rot and powdery mildew are diseases which may attack. At the first sign of problems, spray with a fungicide such as benomyl, captan or ferbam, used according to manufacturer's instructions.

See also: Mold, Plant, Botrytis, Water, Flower