Good + BAD Cucumber Companion Plants

Companion Planting Guide

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Cucumbers are a favorite vegetable to grow in the garden, and they can benefit from having companion plants nearby. Companion planting involves growing certain plants together that can benefit each other by providing shade, improving soil quality, repelling pests, and attracting beneficial insects. Read on to find out exactly what cucumber companion plants to grow.

A Note About Cucumbers

Ready in 50-70 days, these plants are great for beginners and gardening veterans alike. They are versatile when used fresh and make the best preserves. Cucumbers are grown best in USDA  growing zones 3-12. 

Thick Brush Stroke

Best Time to Plant cucumbers

This depends on where you live and how warm spring is for you. Soil temperatures should be around 70°F if cucumbers are being planted straight into the ground. If the starting cucumber seeds indoors, start 3 weeks before the last frost date.

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Best cucumber Companion Plants

Corn

Carrots

Best cucumber Companion Plants

Beets

Marigolds

Best Cucumber Companion Plants

Legumes

Dill

PRO TIP #1

Transplant your cucumbers at 3-4 weeks old, or when they have 2-4 true leaves. Allowing the cucumber starts to get too large and leggy will result in more transplant loss.

Plants to Avoid Growing By Cucumbers

Sage

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Plants to Avoid Growing By Cucumbers

Fennel

Brassicas

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Plants to Avoid Growing By Cucumbers

Potatoes

Mint

Pro Tip #2

Pro Tip #2

Cucumbers create an abundant ground cover and love to sprawl into free space. Leave at least 48 inches in between cucumbers and vulnerable crops. If not careful, cucumber plants can prevent other crops from thriving by blocking their sun.