There are a lot of easy-growing, sun-loving flowers that butterflies love. Here's a unique combination for an 18-inch-long window box. This lush arrangement offers plenty of edible foliage and flowers to use in the kitchen—all you need to do is reach out your window and grab some.
Editor's Tip: When determining what size to build a window box, make sure the finished box is as least as wide as the window, up to as wide as the window trim.
Petroselinum crispum thrives in beds or containers. Parsley does well in full and partial sun, and the flat-leaf variety does quite well in hot summers. The flattened leaves of the plant in this window box adds eye-catching deep green foliage with delicate edging for extra texture.
Lavender cotton is grown mainly for its wonderful aromatic green or silver foliage. This plant has sunny yellow blooms in the summer, adding color to the green foliage of the herb varieties in this window box. Lavender cotton also attracts pollinators.
Thymus x citriodorus 'Variegata' is a beautiful edible ornamental. The lemon-scented foliage of lemon thyme is versatile in the kitchen and the plant itself makes a striking ground cover for sunny spots. The golden undertones of the foliage add variety to the herb window garden.
Viola tricolor has tufts of heart-shaped leaves and plenty of 1-inch yellow and purple flowers with brown "whiskers" and purple "chin." Three plants of this violet variety add color throughout the window box. The flowers are edible, making for a gorgeous garnish.
Marjoram packages a spicy-sweet flavor in its bright green leaves. It has flavorful foliage that can be steeped in hot water to create a lovely herbal tea. Marjoram thrives in containers and hanging baskets, and has fuzzy leaves with a pale-green hue.