2025年2月5日 · 向日葵，（英文：Helianthus annuus）別名太陽花，是菊科向日葵屬的植物。因花序隨太陽轉動而得名。 二、向日葵的分佈與生長習性. 向日葵原產熱帶，我國向日葵主產區 …

2 天之前 · Scientific Name: Helianthus annuus Common Name: Intermediate Sunflower (3 to 5 ft./91 to 152 cm) Height: 39 - 71" (99 - 180cm) Exposure: Sun

2025年2月5日 · 向日葵（Helianthus annuus）： 向日葵是夏季最具代表性的黄色草花之一，以其硕大的黄色花朵和随太阳转动的特性而闻名。花盘中央密集排列着深色的花蕊，周围环绕着一 …

5 天之前 · Scientific Name: Helianthus annuus Blooming Season: Early Spring, Spring, Late Spring, Summer, Autumn, Late Summer Plant Habit: Upright

2025年1月26日 · Helianthus is native to North America. Long cultivated by Native Americans for its edible seeds, it's now valued by gardeners for its colorful flower head and ability to attract …

4 天之前 · Scientific Name: Helianthus annuus Hardiness Degree: 32°F (0.0°C) Blooming Season: Summer Plant Habit: Upright Characteristics: Heat Tolerant, Low Maintenance

2025年2月5日 · Sunflowers (Helianthus annuus) Sunflowers are a customer-favorite flower variety that can be grown nearly year-round in zones 10-11, thanks to the many new hybrids, such as …

6 天之前 · The 'Big Smile' (Helianthus annuus) ornamental sunflower is a magnificent dwarf variety that develops huge flowers. Even though it does not grow taller than 40 cm, its flower …