- You Will Get 500 Seeds Of Organic Cat Grass Wheat Grass Pet Grass Wheatgrass Triticum Aestivum Seeds. - Description: - Name: Cat Grass - Certified Organic. - Other Common Names: Wheat Grass / Wheatgrass / Pet Grass. - Scientific Name: Triticum Aestivum. - Color: Green. - Plant Seeds: Outdoors After Frost / Indoors At Any Time. - Plant Height: 12" +. - Plant Spacing: 1". - Light Requirements: Sun. - Soil & Water Preferences: Average.