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Phomopsis and Phoma Dieback of Vinca - Groundcover

Initial wilting symptoms on vinca. ***It is no longer recommended to plant Vinca minor (Periwinkle or Vinca), especially near or adjacent to natural areas because it is an alien invasive plant*** http://www.nps.gov/plants/alien/pubs/midatlantic/vimi.htm The usual symptoms on vinca include wilted...

Fungal Leaf Spots on English Ivy

Leaf spot on English Ivy. The symptoms of fungal infection on English ivy include yellow-brown or black spots or blotches on the leaves. The spots may have a yellow ring or dark border around them however usually not as vivid as with bacterial infections. Initial leaf spots will usually be circular...

Bacterial Leaf Spot and Bacterial Leaf Blight on English Ivy - Groundcover

***It is no longer recommended to plant English ivy because it is an alien invasive plant*** http://www.nps.gov/plants/alien/fact/hehe1.htm The symptoms of bacterial infection on English ivy include yellow-brown or black spots or blotches on the leaves. The spots may appear greasy or have a yellow...

Herbicide Damage - Annuals, Bulbs, Groundcovers, Perennials, and Vines

Herbicides are products designed to kill undesirable weeds, however, misapplied herbicides can cause injury to desirable landscape plantings. Symptoms of herbicide injury often involve discolored or distorted leaves and can easily be confused with other cultural or environmental problems, as well...

Overgrown Groundcovers

Renovating/thinning groundcovers such as pachysandra and ivy can be accomplished by mechanical removal such as with a lawn mower set at the highest setting. Removal of fallen debris and clean up of old leaves etc. will also help reduce the amount of moisture trapped and will promote faster drying...

Heat Stress - Annuals, Bulbs, Groundcovers, Perennials, and Vines

Leaves of flowering plants may curl due to heat stress, even when there is ample soil moisture. During periods of extreme heat, leaves curl and plants wilt when roots are unable to supply sufficient moisture to the stems and leaves. This occurs because moisture is evaporating from the leaves faster...

Winter burn/Leaf Scorch - Annuals, Bulbs, Groundcovers, Perennials, and Vines

Leaves of pachysandra damaged from winter burn Leaf scorch caused by cold winter temperatures is referred to as winter burn. Winter burn is caused by sunlight warming the leaves of plants growing in a sunny exposure during periods when the ground is frozen and the roots cannot absorb enough water...

Sunburn/Leaf Scorch from Direct Sunlight Exposure - Annuals, Bulbs, Groundcovers, Perennials, and Vines

Leaf scorch due to direct sunlight during the growing season is often caused by a sudden change in exposure caused by tree removal or transplanting from shady areas into sunny areas. Drought conditions can also cause leaf scorching along the margins or leaf tips. Also, some plants grow best in...

Frost and Cold Injury - Annuals, Bulbs, Groundcovers, Perennials, and Vines

When a cold period follows a long period of unseasonably warm temperatures that initiates new growth, temporary leaf damage may occur if temperatures dip below freezing. The damage appears as white, bleached areas on leaves. Most plants outgrow this type of cold injury but if they do not the...

Falls Over - Annuals, Bulbs, Groundcovers, Perennials, and Vines

Some plants require staking because of their habit of growth. A plant that naturally grows taller than wide may need to be staked. Other plants, such as yarrow, baby's breath, balloon flower, asters or bachelor's button, have many shorter stems that are weak or floppy. Plants with long flower...

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