Echinacea coneflowers continue to command popularity, with fanciful new varieties appearing every year. One complaint, though, is that they don’t always seem to do well in subsequent seasons.
Virtues: We love the cup plant (Silphium perfoliatum) for its sunny yellow flowers that bloom from midsummer through autumn. This tall, wetland-prairie native tolerates damp soil.
Dragonflies and damselflies are widespread across the United States and can be enticed to visit most yards. There are even species adapted to desert areas of the Southwest.
Virtues: Chinese mayapple, or Podophyllum pleianthum, has large leaves that lend bold texture to the shade garden. This perennial has an edge over US-native mayapples because it usually keeps its foliage all through summer, up to the first frost, while native … Read Article
Virtues: Summer Wave Large Blue torenia is a low-maintenance flowering annual plant that thrives and blooms in the shade and tolerates the heat and humidity of summer. It does not need deadheading, it puts up with drought and it will … Read Article
Dahlia tubers can be planted directly into the garden when the danger of frost has passed. Dahlia tubers consist of a stumpy stem or stems with several swollen parts attached to them. Where all of this meets is called the … Read Article
Virtues: Siberian bugloss (Brunnera macrophylla) is loved for its textural, variegated leaves that can add color and interest to shade gardens. These two new cultivars, ‘Sea Heart’ (bottom image) and ‘Silver Heart’ (top image) offer improved heat and humidity tolerance. … Read Article
Winter did a number on my rhododendrons, which I did not wrap. There are brown, curled leaves and some stem ends appear dead. Should I cut these all off, or what else can I do to improve the shrubs’ look?
My wild blue indigo has many seed pods. Can I harvest these and grow new plants from the seed? Are there special tricks to germinating baptisia?
Virtues: Rhapsody Blue is a hydrangea in the Let’s Dance hydrangea series from Proven Winners ColorChoice Shrubs. Like other hydrangeas in this series, Rhapsody Blue has a compact habit and it sets flower buds on both “old” and “new” wood, … Read Article
According to the Cornell Laboratory of Ornithology, pumpkin seeds can be a nutritious treat for wild birds.