The average time it takes grass seed to grow depends on several different factors. These include the type of grass it is, the weather and the area it is planted in. Some varieties of grass seed sprout in as little as one week, while others may take from 20 to 30 days.
About the Author
Susan Steele has been an avid writer for more than 25 years. Steele's articles covering gardening and other topics have been published on a variety of well-known websites, such as eHow, Garden Guides and Answerbag. She graduated from Ashland Community and Technical College with a degree in data-entry operation.