Yes, cacti can bloom. Many species of cacti produce beautiful flowers in a variety of colors, shapes, and sizes. The timing and duration of cactus blooms can vary depending on the species and growing conditions. Some cacti only bloom once a year, while others may bloom multiple times throughout the year. **

Cherry blossoms, magnolias, and apple trees are examples of trees that bloom early in spring. These trees typically start blooming in March or April. On the other hand, trees like dogwoods, redbuds, and crabapples bloom later in spring, usually in April or May. These trees tend to bloom after the threat of frost has passed. **

Broom typically blooms in the spring, usually from April to June. This is when you can see the bright yellow flowers covering the broom shrub, adding a pop of color to the landscape. Broom is known for its vibrant and showy blooms, making it a popular choice for gardens and landscaping. **

Dahlias bloom from midsummer to the first frost in the fall. The process begins with the growth of green foliage, followed by the emergence of flower buds. These buds gradually open to reveal the vibrant and colorful petals of the dahlia flower. The blooms can vary in size, shape, and color, depending on the dahlia variety. **

Ferns do not actually bloom like flowering plants. Instead, they reproduce through spores that are produced on the underside of their fronds. These spores are released into the air and can eventually grow into new fern plants. This method of reproduction is different from flowering plants, which produce seeds through the process of flowering and pollination. **

Yes, hemp plants can bloom. When hemp plants reach maturity, they produce flowers that contain the plant's seeds. These flowers are typically small and greenish in color. **

Some perennials that bloom twice in a year include coreopsis, salvia, and veronica. These plants typically bloom once in the spring or early summer, and then again in the fall. By deadheading spent flowers and providing proper care, these perennials can produce a second flush of blooms later in the season. **

Carnations may not bloom due to various reasons such as insufficient sunlight, improper watering, lack of nutrients in the soil, or being planted in the wrong type of soil. Additionally, extreme temperatures or sudden changes in temperature can also prevent carnations from blooming. It is important to ensure that carnations are provided with the right growing conditions to encourage blooming. **