5 Tips For Growing Cucumbers in Raised Beds - Backyard Boss
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5 Tips For Growing Cucumbers in Raised Beds

Cucumbers are one of the most versatile vegetables in the garden. They can be grown vertically, in raised beds, containers, or even in your landscape. With a little care and attention, you can have a bountiful crop of cucumbers to enjoy all summer long.

So, if you’re looking for an easy and delicious way to increase your vegetable production, then growing cucumbers in a raised bed is the way to go! Here are five tips for growing cucumbers in a raised bed garden. Let’s get started!


A raised bed vegetable garden with wax beans, lemon balm, mint, red leaf lettuce and tomatoes in a backyard garden
Image credits: Tracy Immordino via Shutterstock

When you want to grow cucumbers in raised beds, it is important to choose the right location. The location should be in full sun as cucumbers need at least six hours per day of sunlight. However, if you live in a climate with very hot summers, they will need some shade to protect them from the hot afternoon sun.

Most varieties of cucumbers are climbing plants, so they’ll need something to climb on. If you’re growing them in a raised bed, make sure there’s another plant nearby that they can climb on (such as sweet corn) or a trellis.

Cucumbers need a lot of space to grow, so make sure you have enough space for the raised bed that is at least 4 feet wide. If you are growing cucumbers on a trellis, the raised bed should be at least 6 feet wide.


compost texture
Image credits: wisemandarine via Creative Commons

To prepare the raised bed for planting, mix in some compost or manure. Cucumbers thrive in loose, well-drained soil. They can be planted directly in the ground or in hills. If you are planting in hills, make sure each hill has at least 4 plants. Space the plants 12 inches apart.


layers of hay to be used for mulch
Image credits: Ulrike Leone via Pixabay

If you’re growing cucumbers on a raised bed, mulching is a great way to keep the soil moist and improve yields.

Cucumbers prefer a light, airy mulch like straw or shredded leaves. Avoid using anything too dense, which could suffocate the plants. Spread it out in a thick layer (about 1 inch) over the entire bed, being sure to cover all of the cucumber plants.


Watering baby cucumber plants
Image credits: Jurga Jot via Shutterstock

Cucumbers are thirsty plants, so the best way to control the amount of water given is to water cucumbers using a drip irrigation system. But if you are watering by hand, ensure you water the soil around the cucumber plants, not the leaves. Water early in the day so that the leaves have time to dry before nightfall. If you water late in the day, the leaves will stay wet overnight and be more susceptible to disease.

Typically, cucumbers need 1 inch of water per week, maybe more during any summertime heat waves. You can use a rain gauge to measure how much rainfall your raised bed receives. If you supplement with irrigation, add up the amount of water from all sources to make sure you are not over-watering or under-watering your cucumber plants.

Over-watering cucumbers can lead to disease and rot. The leaves will turn yellow, and the plant will produce fewer fruits. Under-watering will cause the cucumber fruits to be small and misshapen.

Pests and Diseases

Mosaic virus on the leaves of a cucumber plant in a UK garden
Image credits: Paul Maguire via Shutterstock

Warm, humid conditions are ideal for many common cucumber pests, such as aphids, cucumber beetles, and whiteflies. These pests can spread diseases like mosaic virus and bacterial wilt.

To prevent problems with pests and diseases, it is important to start with healthy plants. Choose varieties that are resistant to common cucumber problems in your area. Purchase certified disease-free seeds and transplants from a reputable nursery.

Cucumber plants need plenty of water, but, as mentioned above, avoid wetting the leaves and use mulch to prevent fungal diseases.

Insecticidal soap or neem oil can be used to control most soft-bodied pests, such as aphids and whiteflies. Cucumber beetles are more difficult to control, but there are several effective insecticides available. Bacterial wilt can be controlled with crop rotation and by removing affected plants immediately. There is no effective treatment for mosaic virus once it has infected a plant, so preventing its spread is the best defense. If the infestation or disease has spread out of control, it’s best to destroy the cucumber plant to avoid contaminating the neighboring plants.

By taking some simple precautions, you can avoid problems with pests and diseases in your cucumber patch. With a little effort, you can enjoy a bountiful harvest of healthy cucumbers all season long!

In Summary

If you’re looking for a fun, easy way to add homegrown cucumbers to your meals all summer long, look no further than raised bed gardening. With just a little bit of care and some basic knowledge about how to grow cucumbers in raised beds, you can be enjoying your own fresh produce in no time at all. Do you have any tips or tricks for growing cucumbers in raised beds? Let us know in the comments below!