Squash (Summer) Growing Guide Cucurbita pepo Crop Rotation Group Cucurbits (Squash family) ● Soil Well-drained soil enriched with plenty of compost. Position Full sun. Frost tolerant Cannot tolerate frost. Feeding Drench plants with a liquid fertilizer when they begin to blossom and set fruits. Spacing Single Plants: 1' 11" (60cm) each way (minimum) Rows: 1' 11" (60cm) with 1' 11" (60cm) row gap (minimum) Sow and Plant Sow seeds 1 inch deep in spring, either in rows or hills. Also may be started from seedlings started indoors or purchased at stores. Our Garden Planner can produce a personalised calendar of when to sow, plant and harvest for your area. Notes Keep plantings small, to fewer than a dozen plants. Different types of summer squash help pollinate one another because they are of the same species. Harvesting Harvest summer squash when they are young and tender, before the rinds begin to harden. Use a knife to cut fruits from the plants. Troubleshooting Squash bugs and squash vine borers can be serious pests. Exclude them from young plantings with row covers. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Squash (Summer) Aphids (General) Slug Snail Squash Bug Squash Vine Borer Plant Diseases which Affect Squash (Summer) Cucumber Mosaic Virus Squash Bacterial Wilt Squash Blossom Blight Squash Downy Mildew Squash Powdery Mildew