These tips and alternative controls can help get you the rest of the way:
What eats holes in sweet potato leaves?
Sweet Potato Flea Beetle
They are easily recognized by the tendency to eat narrow grooves in the upper surface of sweet potato leaves. Larvae make small winding tunnels just under the skin of sweet potato roots.
What can I spray on my potato plants?
Pesticides containing imidacloprid are approved for use in the home garden. Pesticides formulated with this chemical work on green peach aphids and potato aphids, which feed on the foliage and spread diseases, such as potato leafroll virus, which can stunt growth and lower potato production.
How do I get rid of sweet potato weevils?
Eliminating weevils from planting material should begin with sanitation in and around the storage area as soon as it is emptied in the spring. Malathion can be sprayed in the storage areas to kill weevils. One small, infested sweet potato can produce many weevils.
Why are there holes in my sweet potato?
Warm temperatures cause the sweet potatoes to develop tiny holes. As a result, these potatoes are sometimes called spongy, but the correct term is pithy. The sweet potatoes should be refrigerated once they have been cooked. This is because wireworms most likely cause the holes in the potatoes.
What is the best way to get rid of potato bugs?
Monterey Garden Insect Spray is a popular formula that contains spinosad, and it will demolish the potato bug population very well. Finally, a pyrethrin-based spray such as Safer Brand Home & Garden Spray is also another good choice against most beetles as well as caterpillars.
Will vinegar get rid of potato bugs?
Vinegar. The acidity of the vinegar will kill potato bugs and all kinds of bad plant pests. Therefore, combine one cup of vinegar, one teaspoon of liquid soap, and three cups of water in a spray bottle. Shake well and use it to spray your plants to kill nymphs and adults.
Can you spray soapy water on potato plants?
Pick off potato beetles and their larvae or leafhoppers and their nymphs and drown them in a small container filled with soapy water. Aphids can be removed in large numbers by hosing them from the plants with a strong stream of water. If you're watering your potatoes anyway, this is an easy way to double the benefit.
What does a sweet potato weevil look like?
The adult is striking in form and color. The body, legs, and head are long and thin, giving it an ant-like appearance. The head is black, the antennae, thorax and legs orange to reddish brown, and the abdomen and elytra are metallic blue.
What does a potato weevil look like?
The adult is striking in appearance. The head is black; the antennae, thorax, and legs orange to reddish brown; and the abdomen and elytra are metallic blue. The snout is long and slightly curved. Adults are secretive, feeding on the lower surface of leaves, and often go undetected.
What damage does the weevil cause the sweet potato?
Sweetpotato weevil is considered to be the most serious pest of sweet potato, with reports of losses ranging from five to 97% in areas where the weevil occurs. A symptom of infestation by sweetpotato weevil is yellowing of the vines, but a heavy infestation is usually necessary before this is apparent.
What bugs eat potato plant leaves?
The Colorado potato beetle (Leptinotarsa decemlineata) is a major potato pest throughout North America. Adults become active in spring, about the same time potato plants emerge from the ground. Larvae and adults feed on leaves and can completely defoliate plants.
Is it OK to eat sweet potato with holes?
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. If the holes are all over the place, throw it away to be safe. That sweet potato probably isn't spoiled, but it will taste bad, so there's no point in cooking it.
What pest makes holes in potatoes?
Potato wireworms look at first glance like small, thin earthworms. They are about 25mm long and on close examination you will see three pairs of forward-facing, tiny, short legs at the front which are more like mouthparts than legs. They burrow into the potato leaving holes which allows rot and other diseases access.
What are small black holes in sweet potatoes?
Sometimes it's because the potato was damaged in harvesting or storage, allowing mold spores or bacteria to enter. These typically create dark or black spots, visible from the outside, which can simply be cut away before cooking.
How do I keep bugs off my potato plants?
What's eating my potato vine?
Habits of Chewers. Voles (Microtus spp.), ground squirrels (Spermophilus beecheyi), and gophers (Thomomys spp.) have a common taste for sweet potato vines. Voles look similar to mice and are about 6 inches long. Their damage is concentrated near to the ground.
What causes potato bug infestation?
Inspect your gutters on the outside of your home. If they aren't working properly, excessive moisture will accumulate near your home, attracting potato bugs. If your gutters aren't working properly, call a gutter company to repair them.
Do potato bugs hurt plants?
Potato Bugs have been declared a major pest both by home gardeners and agricultural farmers. Both Potato Beetle adults and their larvae are destructive to plants.
What do potato bugs do to potato plants?
Colorado potato beetles, in both adult and larval forms, chew the leaves on garden plants and can defoliate entire crops if you don't get rid of them quickly. Potato bugs can also reduce the yield that you have in your garden beds.
What spray kills potato bugs?
Monterey Garden Insect Spray (Spinosad) is a highly effective bio-pesticide recommended for use against potato beetles. For best results, apply when young. Safer® BioNeem contains azadirachtin, the key insecticidal ingredient found in neem oil.
Can you spray diluted vinegar on plants?
One of the most common uses for household vinegar is as an all-natural weed killer. You have to be careful when spraying it around certain plants as it may be harmful to some, but when used on those pesky hard-to-kill weeds, they will disappear in two to three days' time.