Cut or pinch flower spikes back to a leaf node as they appear. Coleus flowers are light purple or blue and develop at the ends of shoots. Pinching off flowers before they bloom and go to seed saves the plant energy and encourages vegetative growth.
Speaking of flowering, there are 2 schools of thought when it comes to coleus. 1 says always remove them and the other says no biggie, just leave them. If you tip prune to remove the flowers then a bit of that new growth comes off too. This helps to control the size because they tend to get rangy.
Additionally, can you eat coleus flowers? Colorful coleus plants (Solenostemon spp.) Growing as perennials in U.S. Department of Agriculture plant hardiness zones 10 through 11, coleus can be treated as annuals in cooler climates. The plants are not considered toxic, but they are not completely harmless and aren’t really edible.
Moreover, can coleus be cut back?
Pinch Back and Prune Without regular pruning, coleus plants can get “leggy” and unattractive. As long as you prune and cut them back faithfully, your coleus should stay bushy and handsome. Cut off any blooms that appear so the plant will put its energy into the foliage.
Do coleus plants come back every year?
Outside USDA zones 9 through 11, coleus is a beautiful spring-through-fall annual. As a tropical plant, coleus can’t bear a chill and will blacken and die once the weather dips much below 50 degrees Fahrenheit. Keep your coleus looking beautiful through its growing season by pinching back the stem tips periodically.
How do you prune a coleus plant?
Pinch through the coleus stem just above a node where two leaves meet the stem that has at least one axillary bud, using your thumb and the fingernail on your index finger. Pinching the growing tips of the coleus back regularly when it is young encourages branching and a bushy habit.
Does coleus like sun or shade?
Conditions: Coleus are tender tropicals that are generally grown as annuals because they are hardy only in USDA Hardiness Zone 11. They like warm soils with decent drainage. They are not happy in overly dry conditions. Coleus will grow in full sun to medium shade, but their colors are most vivid in full sun.
Can coleus be a houseplant?
Growing Coleus Plant Indoors. Coleus plant, also known as Painted Nettle, is often grown outdoors as an annual because it is frost-tender. But it’s easy to grow indoors if you can provide bright light.
When should you pinch plants?
Pinching plants like mums and asters will also move their bloom time back a few weeks, giving you flowers in late September (when the rest of your garden is dying down) rather than in late summer. To pinch a fall bloomer, start by removing up to one-third of the plant when it reaches about 6 inches tall.
How do you care for potted coleus?
Plant your coleus in a sturdy container that won’t tip over if it does get to be 2 feet tall. Fill your container with well-draining soil and fertilize moderately. Be careful not to over fertilize, though, or your coleus in pots may lose their brilliant color. Water regularly, keeping the soil moist.
Does coleus grow back every year?
Are Coleus Plants Perennial Flowers? Coleus (Solenostemon spp. or Plectranthus spp.), however, are instead grown for their striking foliage, which helps make a bold garden statement. They are tender perennials, typically grown as annuals outside their native Southeast Asia.
How do you get seeds from coleus plants?
Tie a colorful string or yarn around one or two of the healthiest coleus plants. Harvest seeds when the petals have dropped from the flowers and the remaining seed pods are plump, dry and brown. Snip the seed pod with scissors or garden shears. Place the sack in a cool, dry location.
How big do coleus plants get?
They’re vigorous growers and leaf size ranges from 1- 8 inches or more, and plants can grow up to 36 inches tall. They have endless variations in color, shape and patterns, and work well as a focal point or a compliment to other plants. Most coleus plants should be grown in bright, indirect light or in partial shade.
Is Coleus poisonous to dogs?
The most likely effects from nibbling on coleus are vomiting and diarrhea, but anorexia and depression can also result. Consuming cyclamens can result in vomiting. The most toxic parts of the plant are the roots, but it’s best to keep all parts out of the mouths of dogs and cats.
Why are my coleus leaves curling?
First spotted in coleus plants in 2005, downy mildew causes curling leaves that eventually fall from the plant. Although downy mildew is more of a problem for greenhouse growers rather than home gardeners, this fungal infection is difficult to eradicate in your home garden without removing infected plants.
Where does coleus grow?
Coleus can be added to beds and borders for interest or grown in containers. They need fertile, well-draining soil and usually perform best in areas with partial shade, though many varieties can also tolerate sun. When growing coleus, keep in mind that these beauties can grow rapidly.
What is Coleus good for?
Coleus is a plant that has been used since ancient times to treat heart disorders such as high blood pressure and chest pain (angina), as well as respiratory disorders such as asthma. Forskolin is a chemical found in the roots of the coleus plant.