55-70 Days to maturity. Cucumis sativus ‘Summer Top’. Summer Top Cucumber Seeds. Warm-season annual hybrid.This excellent burpless hybrid cucumber is easy to grow and delivers a large yield of top-grade fruit. Summer Top cucumbers are known for uniform, slender, and beautifully glossy green fruits. Their continual harvests over several weeks make these perfect for large gardens and field growing. Summer Top is an attractive and versatile variety, a guaranteed regular in your garden planning! Approx. 1,100 seeds per oz.