The supplier development programme is part funded by the Scottish government.
The six-month scheme, which starts this month, will introduce firms to Sainsbury's buyers and give them access to market information and marketing consultants.
Scotherbs grows herbs and salad leaves on 55ha west of Dundee - with almost 2ha under protection - as well as sourcing from abroad for year-round continuity. More recently, it has moved into producing herb-based products such as pesto and vinaigrettes.
Cabinet secretary for rural affairs Richard Lochhead said the Scottish government was working on a national food and drink policy that aims to increase business for the country's food producers.
"We are determined to do everything we can to help deliver a sustainable and profitable future for our retailers, farmers, producers and suppliers," he said.