Do potatoes stop growing when the plant dies?

Actual potato size is not a good indication of the plant's maturity. Some spuds might not be as large as you'd like, but if the plant is dead, they're done growing and need to be harvested within a week or two.
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Do potatoes grow after the plant dies?

As the above-ground part of the plant dies, the potatoes are still safe underground, finishing their growth process. At this point, they will be as large as they can be. When the top part of the plant has completely died back, it's time to harvest.
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Can you eat potatoes that have been in the ground for 2 years?

If the potatoes are still firm and the skin is not green, yes, then you may certainly eat them. When you harvest them, inspect them for diseased looking tubers. If the potatoes appear fine, then yes, you can also use them to start new potatoes.
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Can you dig up potatoes before the plant dies?

Keep soil over the potatoes to prevent sunlight from turning them green. If you want new potatoes, which are small, immature potatoes about 1 to 2 inches in size, harvest them just before their vines die.
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Do potatoes continue to grow after flowering?

Flowering just means that the vines are mature enough and have enough leaf area to start forming tubers. It doesn't mean the tubers are ready to harvest. Until they reach mature size, your potatoes should be watered regularly though the summer, from 1 to 3 inches of water per week, as needed.
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The TOP 5 Potato Growing Misconceptions Dispelled

What happens if you dig up potatoes too early?

Dig potatoes too early, and you'll harvest a measly crop of minuscule tubers. You'll also risk stressing the plant and its precious root system, so although you could try replanting it, the plant might not thrive. Wait too long, and your potatoes may get damaged by frost, or begin to sprout, crack or rot underground.
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Can I just throw potatoes in the ground?

Potatoes are planted with pieces of tubers called seed potatoes and should be placed in the ground in the spring, around the time of the last expected frost. Small potatoes can be planted whole, but larger potatoes (anything bigger than a golf ball) should be quartered with a clean knife before planting.
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Can I leave my potatoes in the ground over winter?

The answer is yes and no. Potatoes (Solanum tuberosum) are perennial plants and some cultivated potatoes can be quite hardy. The ability of cultivated forms to survive winter cold depends on the variety (there are over 4,000 known types), but most will not withstand hard freezes.
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Why can't you eat sprouted potatoes?

Sprouted potatoes do have the potential to be toxic because of a chemical called solanine. Potatoes and other nightshades, such as eggplant, tomatoes, and peppers, are naturally predisposed to produce solanine, which is toxic to humans if ingested in large quantities.
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Are potatoes ready to dig when they bloom?

Look for those first potato blossoms to appear, and you'll know it's time. Then, continue to look to the plants for signs that your potatoes are fully mature. Mature potatoes should be harvested about two weeks after the flowers and vines begin to yellow and die.
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How many potatoes will one plant produce?

It's true that the average garden will not yield enough potatoes to stock up the root cellar for the winter, but not many gardeners have root cellars anyway. A single plant will produce, at a minimum, three or four pounds of potatoes, and a single seed potato will produce four or five plants.
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What month are potatoes ready to harvest?

Once the foliage has died back at the top dig up your tubers with a garden fork. The proper month for harvest will depend on the potato type and your particular growing region, but it is usually August or September.
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What is the lifespan of a potato plant?

Cultivated potato (Solanum tuberosum) has a relatively short life span of between 70 and 150 days from planting to maturity. Its developmental stages are often described in terms of tuber sprouting, vegetative development, tuber initiation, tuber bulking, and finally plant senescence.
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What happens if my potato plants never flower?

Potatoes - Flowering & Watering 🥔 Potato plants don't need to flower to produce tubers, so don't worry if your potato plants are not producing flowers. 😉 🥔 Keep your potato plants well watered, especially in this dry weather. 🥔 Continue to earth up your potatoes as necessary, particularly your maincrop varieties.
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What do farmers plant after potatoes?

Think beets when you're trying to figure out what to plant after potatoes. This popular root vegetable produces sweet, earthy roots and top quality greens. They do best in loose, loamy soil like the earth after digging a crop of potatoes. Direct sow the seeds or transplant 4 to 5 week old seedlings in garden beds.
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At what temperature do potatoes stop growing?

Potato plants can't withstand hard frost and plants wither and die once temperatures are consistently over 100 degrees. Additionally, potato plants fail to set many tubers when nighttime temperatures remain over 55 degree.
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Will potato plants come back after a freeze?

Potato shoots (stems) are sensitive to freezing temperatures. Symptoms of freeze damage may vary from blackening of the leaf margins (minor damage) to death of all aboveground growth (severe damage). Fortunately, severely damaged potatoes will send up new growth (shoots) within 10 to 14 days.
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Will mice eat stored potatoes?

On the question of which types of potatoes store best, it would be late-season varieties such as French Fingerlings. Unfortunately, if there are uncontrolled mice, they will find whatever food is available. "
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What happens if I plant a whole potato?

Place cut potatoes 10-12 inches apart in the trench. If larger potatoes are planted whole they will produce larger plants and should be given a little extra room, 12-16 inches.
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How deep do you bury potatoes?

Planting Potatoes in the Garden

We find that potatoes are best grown in rows. To begin with, dig a trench that is 6-8 inches deep. Plant each piece of potato (cut side down, with the eyes pointing up) every 12-15 inches, with the rows spaced 3 feet apart.
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Can I grow potatoes from store bought potatoes?

Planting Store-Bought Potatoes

Fill a 5-gallon bucket or other large container with adequate drainage holes at the base with potting soil and place in a location that receives full sun. Match the number of potatoes to the size of container you are growing them in. Each potato plant needs about 2.5 gallons to grow into.
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Is it OK to eat freshly dug potatoes?

Unharvested potatoes: Another question surrounding growing potatoes is if they are safe to eat if they were left in the ground over the winter. According to Oregon State University Extension, they are safe as long as they are disease free, firm and the skin is not green.
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What happens if you bury potatoes too deep?

But, planting the seed potatoes too deeply from the start can cause them to rot before they sprout. At the very least, it makes harvesting very difficult at the end of the growing season because the potatoes are buried so deeply.
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What happens if you never harvest potatoes?

If left in the ground in non-freezing climates, they will continue to grow and crowd each other, producing small, entangled tubers. The overall production will be less than if you had dug and replanted them. Digging allows for storage in a controlled environment (such as a root cellar).
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