Celosias (Celosia argentea), aka cockscomb, feather, and plume amaranths, are summer flowering annuals in most of the U.S. (USDA hardiness zones 10-11). Mature plant height varies by cultivars, generally between 6 inches and 3 feet in height, taller types grown for the florist market. Celosia plants are classified into three groups: a crested type (C. […]
Archive for the ‘Spring flowering’ Category
When To Cut Back Foliage Of Spring Flowering Bulbs
Once your tulips, daffodils and other spring flowering bulbs have bloomed, don’t be in a hurry to cut off the stems and leaves. Plant foliage serves an valuable role in the health and growth of bulbous plants. The green leaves absorb sunlight and carbon dioxide as a part of the process of photosynthesis. The spent blossoms […]
Bugleweed (Ajuga) Groundcover
Bugleweed, aka carpetweed (Ajuga reptans), is low-growing semi-evergreen groundcover that offers almost year-round appeal (USDA hardiness zones 3-9). It develops a low prostrate habit and spreads by runners that root into the soil. Attractive vertical spikes of flowers arise in mid- to late- spring. Cultivars abound with multi-colored flowers. Foliage variants range from light green, […]
Baptisias – Long-Lived Native Perennials
Wild indigos or Baptisias (Baptisia spp.) are long-lived native perennials. Baptisias are tap rooted perennials that will reward you for many years. They’re sometimes mistaken for Carolina lupine (Thermopsis caroliniana). Modern day cultivars are hybrids of 4 Baptisia species: purple (B. australis), lavender blue (B. minor), white (B. alba), bright yellow (B. sphaerocarpa). Several bicolors are also […]
Ten Grow Facts About Perennials
Before purchasing and planting perennials, here are ten helpful tips to assist you in garden planning: Perennials die back to the ground in fall or winter and regrow from plant crowns or roots the following spring. Most perennials should be divided when they are dormant: Spring bloomers in the fall and Fall bloomers in the […]