1 If left untreated, heartworm disease can result in your dog's death. 2  Heartworms can grow to 16 inches in length and there can be as many as 250 heartworms in a dog's vital organs. 3  Your dog can have no symptoms until heartworms are well-established.4  Almost 300,000 dogs in the U.S. are infected with heartworms each year. If left untreated, heartworm disease can result in your dog's death. 2  Heartworms can grow to 16 inches in length and there can be as many as 250 heartworms in a dog's vital organs. 3  Your dog can have no symptoms until heartworms are well-established.
Tall fescues. Tall fescue is a perennial bunch-type grass that grows rapidly during spring and fall. Because of its bunch-type growth, spring pre emergence herbicides generally are needed to keep a lawn relatively free of weeds.Not recommended to mix with bluegrass as the bunching characteristics will create unsightly patches.escue grasses. The fescue is a bunch type grass, as opposed to the rhizomatic growth of bluegrass. Newer cultivars have the same rich green color as bluegrass. Tall fescue are more drought resistant that many other lawn grasses such as bluegrass or perennial ryegrass. Fescue roots penetrate deeper into the soil.
Tall fescue was introduced into the United States from Europe in the early 1800's. The grass can be found growing in low, damp pastures and wet meadowlands throughout Europe, North Africa and North America.