4. Dill is quite easy to grow and takes a minimal amount of attention. A seedlingâs sun exposure requirement is indicated on the seed packet or nursery label. Dill is easy to start from seed and grows best when planted outdoors. Dill can cause skin irritation in people with dill allergies. If your soil holds water thanks to heavy clay, dig organic matter such as compost into the top few inches to help drainage. Water requirements: Keep soil consistently moist throughout the growing season. Fertilizing is unnecessary for dill. Fernleaf dill does best in locations that receive full sun, although it tolerates light shade. A dwarf variety of Dill, this can be a great window garden plant for indoor growers as it doesnât need much space to grow. Weather Preferences. It remains about 12-18 inches in height. Cooler zones can probably grow dill throughout the summer, but in zones 9 and above, the dill growing season is often limited. Partial sun/partial shade is less than 6 hours of sunlight. Soil requirements: Dill craves well-drained, nutrient-rich soil.Amend soil with compost or other organic matter prior to planting. Cultivating Dill. Cultivating Dill. Dill likes direct sun and rich, well-drained soil with a pH between 5.5 and 6.5. Dill is quite easy to grow, and takes minimal amount of attention. In hot weather, dill may go to seed quickly. Choose a location with full sun -- at least eight hours of direct sunlight per day -- and well-drained soil. A vegetable that requires full sunlight needs 6 hours of direct sunlight between 10 am and 6 pm in order to grow and thrive. Frost-fighting plan: Although dill grows best in cool weather, plants donât tolerate frost. How much to plant: Grow 10 dill plants over the course of the season for cooking and culinary use; sow several successions two weeks apart. Soil, Planting, and Care. Use compost or aged compost-enriched Miracle-Gro® Performance Organics ® All Purpose In-Ground Soil to enrich the soil before planting. How much dried dill in a quart of pickles? Also, fresh dill juice can also cause the skin to become extra sensitive to the sun. This plant thrives best in a temperature range between 60-75 F (16 C to 24 C). Note that when you plant dill in light shade, the plant does not become as robust. Onions (Allium cepa) are grown as an annual for their edible bulbs, as well as for their green tops. Fertilizing is unnecessary for dill. Dill plants are grown as annuals, so they do not have a USDA Hardiness Zone rating. Dill is short-lived, so make successive sowings to provide a continuous harvest. Grow 20 plants for preserving. They need full sun, which is usually considered as at least 6 hours of full sun per day. It doesn't need too much water and seems to do better if it's kept on the dry side. Dill can also self-sow readily. Harvest dill at any time once leaves are large enough for use. Dill is short-lived, so make successive sowings to provide a continuous harvest. Grow 20 plants for preserving. Plants that enjoy partial sun need 3-6 hours of direct sunlight â¦ It doesnât need too much water and seems to do better if itâs kept on the dry side. How to Grow Onions in the Sun or Shade. Light requirements: Full sun to part shade. Full sun is 6-8 hours of direct sunlight each day. Planting: Space 12 to 15 inches apart. Be sure to place it in a location where it can receive at least 6 hours of sunlight per day.