![]() About AstersĬold-hardy perennials with daisy-like flowers, aster flowers are the pollinator stars of the garden from late summer through fall. Additionally, ensure good air circulation around the plants to prevent fungal diseases like powdery mildew.Asters enliven the garden in late summer and early fall when many flower blooms are fading-providing a late-season treat for the Monarch butterfly, too! Plant these deer-resistant native perennials in mid-spring to keep the color going. If you spot any infestations, address them promptly with natural insecticidal soap or neem oil. Keep an eye out for common indoor plant pests such as aphids, spider mites, and whiteflies. Trim off faded flowers just above a leaf node to promote new growth and prevent seed production, which can divert the plant’s energy away from blooming. ![]() Regularly prune and deadhead your aster plants to encourage continuous blooming and maintain their shape. Follow the manufacturer’s instructions for the proper dilution and application. Fertilisingįeed your indoor aster plants with a balanced, water-soluble fertiliser every 4-6 weeks during the growing season (spring and summer). If the air is too dry, consider using a humidity tray or a room humidifier. Additionally, moderate indoor humidity levels are generally sufficient for aster plants. They can tolerate slightly cooler temperatures at night. You May Also Enjoy: Managing Yellowing Indoor Cucumbers: Causes and Tips for Successful Gardening Temperature and HumidityĪsters thrive in temperatures between 60☏ to 70☏ (15☌ to 21☌). Always water at the base of the plant, keeping the foliage dry to prevent fungal diseases. Avoid overwatering, as aster flowers are susceptible to root rot. Water the plants when soil feels dry to the touch. Proper watering is crucial for the health of aster plants. If you choose to buy mature aster plants, transplant them into the prepared containers following the same guidelines for spacing and soil depth. Gently remove the seedlings from the tray and plant them at the same depth they were growing before. Once the seedlings have grown to a size of about 2-3 inches (5-7 centimetres) and developed their first set of true leaves, they are ready for transplanting into individual pots. Keep the seedlings in a warm location with ample sunlight or under grow lights. Lightly press the seeds into the soil, cover them with a thin layer of soil, and mist the top with water. If you choose to start from seeds, sow them indoors in seedling trays about 6-8 weeks before the last expected frost date in your region. You can grow aster flowers from seeds or purchase young plants from nurseries. Avoid heavy garden soil, as it can lead to waterlogging and hinder root development. Use a high-quality potting mix enriched with organic matter to promote healthy growth. Soil RequirementsĪsters prefer fertile, well-draining soil. ![]() ![]() Ensure the containers are large enough to accommodate the aster’s root system and provide sufficient space for growth. Terracotta pots or plastic containers work well, as they allow excess water to escape, preventing root rot. You May Also Enjoy: Growing Heliotropes Indoors: A Fragrant Addition to Your Indoor Garden Selecting ContainersĬhoose well-draining containers with adequate drainage holes. If natural light is limited, you can supplement it with artificial grow lights that mimic the spectrum of sunlight. South-facing windows are usually the best choice, as they provide the most sunlight during the day. Select a spot in your home that receives ample sunlight, ideally six to eight hours a day. Preparing the Indoor Garden Choosing the Right Location Aster dumosus: The Dwarf Aster, with its daisy-like flowers, is well-suited for indoor containers and hanging baskets.Aster tongolensis: This variety offers lavender-blue flowers and is compact, making it ideal for smaller indoor spaces.Aster amellus: Also known as the Italian Aster, it comes in various colors and is excellent for indoor growth.Aster novi-belgii: Known as the New York Aster, it features beautiful pink, purple, or blue flowers and thrives in containers.Some popular aster varieties suitable for indoor cultivation include: Before you start your indoor aster garden, it’s essential to choose the right varieties that will adapt well to indoor conditions.
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