3 Plants to Avoid Planting Near Sweet Potatoes
- Squash: Squashes like pumpkins compete with sweet potatoes for space and nutrients.
- Sunflowers: These flowers may increase the risk of potato blight.
- Tomatoes: Planting tomatoes near sweet potatoes can increase the chances of your plants contracting harmful diseases.
What plants should not be planted by potatoes?
Plants to Avoid Growing With Potatoes
- Apple, peach, and cherry trees. Fruit trees like peach, apple, and cherry often attract blight, a disease that can decimate a potato crop.
- Cucumbers.
- Eggplants.
- Pumpkins.
- Fennel.
- Raspberries.
- Root vegetables.
- Tomatoes.
What can sweet potatoes grow next to?
Some of the best companion plants for sweet potatoes include beans, marigolds, nasturtiums, alyssum, yarrow, and spinach. Avoid planting squashes, tomatoes, and sunflowers near your sweet potatoes!
Do sweet potatoes deplete soil?
Sweet potato is a soil conserving crop. The total fresh residue mass of sweet potato (root and shoot) ranges from 69,000 lbs to 75,000 lbs/acre (9,800 to 10,600 lbs. /acre of dry residue.) The dry residue of sweet potato contains 40.2% carbon and 2.02% nitrogen.
Can I plant sweet potatoes with cucumbers?
Just as some plants are good companions together, there are also those that should not be allowed to reside side-by-side. Potatoes: These tubers compete with cucumbers for nutrients and water, so they should not be planted together.
What vegetables should not be grown together?
Other commonly believed plant incompatibilities include the following plants to avoid near one another:
- Mint and onions where asparagus is growing.
- Pole beans and mustard near beets.
- Anise and dill neighboring carrots.
- Cucumber, pumpkin, radish, sunflower, squash, or tomatoes close to potato hills.
Can you plant peppers next to potatoes?
Potatoes are members of the nightshade family, so avoid planting potatoes near any other nightshade family members such as peppers, tomatoes, tomatillos, eggplant, and okra. And, avoid planting potatoes is the same location where nightshade plants have recently been grown.
Can I plant onions next to sweet potatoes?
Alliums. Alliums such spring onions, scallions, leeks, onions, and green onions are good companion plants to sweet potato. They take up little or no space between rows and do not negatively impact the growth of the sweet potato tubers due to their small root systems.
Can I plant zucchini next to sweet potatoes?
Squash. Squash is a bad companion for sweet potatoes and regular potatoes because they compete for space and will not grow to their full potential. The same goes for any other plant that grows low to the ground, such as gourds and pumpkins. These will inhibit each other’s growth and compete for space.
What do you rotate after sweet potatoes?
What You Can Plant. You can plant a green manure crop in an area where sweet potatoes have previously grown in the garden. You can also plant annual vegetables that are not prone to root rot nematodes, such as lettuce (Lactuca sativa), spinach (Spinacia oleracea) and cabbage (Brassica oleracea var. capitata).
What is the fertilizer for sweet potatoes?
The simplest way to fertilize sweet potatoes is to work a low-nitrogen, high-phosphorus fertilizer (5-10-10) into the soil before planting the slips. However, some gardeners prefer to add a liquid or water-soluble fertilizer at planting time and then every 4 to 6 weeks during the growing season.
How do you increase the yield of a sweet potato?
Research shows that sweetpotato yields increase as planting depth increases from 0 to 5†. Increasing planting depth is one of the simplest ways to increase potential yields. In the broadest sense there are three types of roots sweetpotatoes produce (Figure 1).
Is Epsom salt good for sweet potatoes?
Epsom salt boosts the overall health of regular and sweet potatoes, but it’s also ideal for pest control since it deters harmful insects from your crop. Unlike commercial fertilizers, there is little danger of overusing the salt on your plants, so it is safe to use even if you’re a beginning gardener.
How much room do sweet potatoes need to grow?
Plant sweet potatoes about 12 to 18 inches apart, and allow 3 feet between rows so the vines will have plenty of room to run.
What should you not plant near cucumbers?
Plants to Avoid Growing with Cucumbers
- Brassicas. Plants in the brassica family (like brussels sprouts, cabbage, cauliflower, kale, and kohlrabi) have a mixed relationship with cucumbers.
- Melons.
- Potatoes.
- Sage.
- Fennel.
Can tomatoes and potatoes be planted together?
The short answer is that potatoes and tomatoes are closely related. They are from the same family, and should not be planted next to each other. If they are planted next to one another, they will compete for nutrients, and will result in a poor crop yield. They can also attract similar pests.
What should you not plant next to tomatoes?
What should not be planted with tomatoes?
- Brassicas (including cabbage, cauliflower, broccoli and brussel sprouts) – inhibit tomato growth.
- Potatoes – along with tomatoes are also in the nightshade family so they will be competing for the same nutrients and will also be susceptible to the same diseases.
What can you plant next to potatoes?
Vegetables as potato companion plants
Among the good potato companion plants are crops in the cabbage family. Growing broccoli, cabbage, cauliflower and kale, which all have shallow root systems, means they won’t compete for the space or nutrients that deep-rooted potatoes will need.
What to do with soil after growing potatoes?
After the potatoes are harvested, it is enough to spread the green manure evenly over the cleared area. On top, cover the seeds lightly with soil (or with a rake) and cover with any mulching material – fleece, film, a layer of organic fertilizer, especially compost.
What grows best next to tomatoes?
Companion Plants to Grow With Tomatoes
- Basil. Basil and tomatoes are soulmates on and off the plate.
- Parsley.
- Garlic.
- Borage and squash.
- French marigolds and nasturtiums.
- Asparagus.
- Chives.
Can you plant garlic where potatoes were?
I harvested my potatoes on Saturday and planted garlic on Sunday. I dont see any reason why not. I highly doubt any pest of potatoes would find garlic appetizing. I believe garlic is a natural fumigant that tends to kill off any bad pests and parasites.