Absolutely gonna try this!! Cucumbers grown in the wrong conditions can become bitter or tasteless. Here is a simple tried and true tip for having the sweetest cucumbers in town .If you want your cucumbers to be sweeter simply plant them alongside sunflowers. As they grow, the cucumber tendrils will use the heavy sunflower stalks for climbing support and you'll have the sweetest cucumbers you've ever eaten. - add it to the sunflower fort.