Ready In. 6 h 10 m. Arrange onion slices evenly over the bottom of the slow cooker, and then place the roast on top of the onion. In a bowl, mix together water, sugar, vinegar, soy sauce, ketchup, black pepper, salt, garlic powder, and hot sauce; pour over roast. Cover, and cook on Low for 6 to 8 hours, or on High for 3 to 4 hours.
Tomato hornworm (Manduca quinquemaculata) is a tomato pest with a big appetite! If left unchecked, it can consume a single tomato plant in just a couple of days. Itâs regularly confused with the tobacco hornworm (Manduca sexta), which is strikingly similar. Both feed on members of the Solanaceae (nightshade family) such as tobacco, eggplant, peppers, potatoes â¦ and of course tomatoes.
1 Horn: tomato hornworm â dark blue, dark green or black; tobacco hornworm â red. 2  Markings: 3  tomato hornworm â eight, V-shaped white or yellowish strips across the torso.4  tobacco hornworms â seven, straight or diagonal white strips edged with black across the torso.5  Size: both can grow to be 3-4 inches long.hey feast on both tomato leaves and green tomatoes. Look for 1  â. stems missing leaves. 2  leaf wilt. 3  dark green or black pellet droppings (also called frass) on a lower leaf indicating the presence of a hornworm above.