Plants show dark brown to black lesions on stems with dark streaking in the vascular tissue . Is a sweet potato bad if it has holes? One of our readers submitted a question: “I’ve bought russett potatoes (that’s what I use for mashed, baked, etc. Taste of Home. 1 Response. 8 / 10. ), and when I peel them and slice them I’ve seen what appears to be a small trail or print running through them. When it comes to pithy sweet potatoes , as long as the inside of the potato has only a few holes here and there, it should be perfectly safe to eat. You may have flea beetles. Then you’ll need to poke a few holes in the sweet potatoes before placing them in that single layer within the bag. The life cycle varies from species with two generations per year to species with life cycles lasting two to three years. Fold over ends of the foil to completely seal the sweet potato. Sweet potato vine is one one the plants they like to eat. What is that brown mark inside potatoes, and is it harmful? I have them planted with Bridal vale . I have little holes in my sweet potato vine and I see little flying bugs the size of long nats. The original holes are usually less than 1/4 inch deep, but may be considerably deepened by later growth of the sweet potato root. External damage is relatively easy to see and understand, but sweet potatoes are also prone to another, more mysterious form of blemish. Storage root infection and vine infections often occur independent of each other. Miami County Ohio. Set sweet potato starts into the garden about the same time you set out tomato transplants in spring. Find all kinds of savory ways to eat sweet potatoes. Next, you’ll close the bag and place it in front of a warm window, in a sunroom, or any other area where the sweet potatoes will get enough warmth. If the holes are all over the place, throw it away to be safe. Roll each sweet potato in aluminum foil. The pressure inside a sweet (or regular) potato can build up in a hot oven. ... Once the most important sweet potato disease, black rot … What are they and what do I do to get rid of them. Cut a large enough piece of aluminum foil to wrap each potato at least twice. After you have rinsed, scrubbed, and poked holes into the sweet potatoes, it’s time to get them ready for the oven. Pricking small holes in the skins with a fork is an easy way to let that steam escape. Infected areas inside potatoes are light brown and watery . Common sweet potato growing problems with cures and controls: • Transplanted slips or … Not checking if the potato is actually cooked. Sometimes a sweet potato that appears perfectly fine before you cook it will come out of the pot or oven with large blackened areas inside. For sweet potato growing tips see Sweet Potato Growing Success Tips at the bottom of this post. One the plants they like to eat what do I do to get of. Potato root … what is that brown mark inside potatoes are light brown and watery prone to,! 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