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3 days ago · Cosmos certainly are a great annual to enjoy through the growing season. With that being said, your issue with thick stems, lots of leaves, and few flowers is an interesting occurrence. One reason for it could be too much nitrogen. Cosmos are sensitive to nitrogen and it can cause exactly what happened to some of yours.
Cosmos are herbaceous perennial plants or annual plants growing 0.3–2 m (1 ft 0 in – 6 ft 7 in) tall. The leaves are simple, pinnate, or bipinnate, and arranged in opposite pairs. The flowers are produced in a capitulum with a ring of broad ray florets and a center of disc florets; flower color varies noticeably between the different species.
4 days ago · Cosmos sulphureus, or Sulphur Cosmos, is another excellent option. This variety is known for its bright yellow and orange flowers , which can brighten up any space. Slightly shorter than Common Cosmos, it typically grows to about 3 feet tall, making it a great choice for borders or mixed flower arrangements.
Jul 19, 2024 · Using a pencil tip, push straight down in the soil about 1 to 2 inches deep, making a shallow hole. Look for a cosmos shoot that has 3 to 5 leaf nodes on the stem. Cut under the last leaf node. At the last leaf node, carefully cut off the leaves, leaving the node intact for new growth.
- Marie Iannotti
Plant size: Cosmos plants usually range from 1 to 6 feet (30 to 180 cm) tall and about 1 to 3 feet (30 to 90 cm) wide. Flower color: The flowers exhibit a broad spectrum of colors, such as pink, white, red, and purple. Additionally, certain cultivars display bi-colored or multi-colored blooms with varying shades on the petals and centers of the ...
Sep 7, 2024 · Growing from Seed vs Transplanting. Cosmos flowers are easy to grow, whether you start from seeds or buy young plants. Starting from seeds is cheap and fun. Sow cosmos seeds directly in the garden after the last frost. Plant them 1/4 inch deep and 12-18 inches apart. They’ll sprout in as little as 7-14 days.
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Sep 8, 2024 · Cosmos come in various colors, from burgundy to pink to white. Mix them up for a more natural look, like a wildflower meadow. Bonus: this colorful flower, native to tropical America, attracts birds and butterflies with its cheery blooms. Because of their wildflower characteristics, cosmo flowers are considered invasive in some environments.
