Some of the plants most closely associated with the holidays are daylength sensitive. Exposure to long periods of darkness is a key to getting them to bloom.
Three highly wind-resistant species are among our most iconic Louisiana trees: bald cypress, live oak, and southern magnolia.
Orchids include species from a wide range of climates and with a variety of growth habits. The commonly sold Phalaenopsis orchids are relatively easy to grow.
Here are some examples of herbaceous, summer-flowering plants that are perennial in our climate.
Like we do, plants need certain nutrients to live. It’s important that they have enough of each essential element but not an excessive amount of any one.
Plants often need supplemental nitrogen, in addition to what they would naturally be able to obtain from the soil, for optimal growth.
Complete fertilizers provide nitrogen, phosphorus, and potassium, and are often useful. Sometimes, though, separate phosphorus and potassium sources are needed.
This article rounds out our discussion of macronutrients, or elements that plants contain in relatively large concentrations.
In most cases, micronutrient quantities naturally available in soil are sufficient, but there are situations in which micronutrient fertilization is needed.
A soil test is needed to know what your soil’s pH is and how much, if any, lime or sulfur is needed.
It’s helpful to know what poison ivy looks like.
Sedges are characterized by stems that are triangular in cross-section.
It's recommended that the warm-season turfgrasses commonly grown in Louisiana be fertilized between April and August.
I’ve recently observed a variety of wildflowers blooming in my yard and neighborhood. You might have seen some of these, too.
While fall the preferred time to plant most types of tree and shrubs, planting in early spring is better than late spring or summer.
For woody plants and palms, waiting is advised.
Late winter and early spring, as the aboveground parts of plants start growing again, are good times to fertilize perennial plants in landscape beds.
Pre-emergence herbicides prevent weed seed germination.
Some products have similar trade names but contain active ingredients that have different effects.
Understanding how plants respond to pruning cuts can help you get plants to grow in the way that you desire.
A number of evergreen plants provide options for screening, depending on the desired height and width, how sunny or shady the site is, and how wet the area is.
If you’re going to use an herbicide, it’s important to do it while weeds are small.
Composting is a way to take yard, garden, and kitchen “waste” and turn it into something useful.
Plants not suited to wet conditions often develop root rot or just don’t grow well in wet areas. Thankfully, we have options for wet spots.
Each year, we face situations during which some of our plants could be injured by cold weather.
Mushrooms of Armillaria and Desarmillaria fungi, which cause root rot on a number of woody plants, often appear in the fall.
One way to add cheer to winter and early spring landscapes is to plant cool-season flowering plants.
It’s nice to have variety sometimes.
If you want long-term control of fire ants but also need to get rid of them quickly in one or more spots, you can take a two-step approach.
Staking is sometimes necessary but needs to be done appropriately to avoid injuring trees or predisposing them to breakage or windthrow later in life.
Fall is a good time to plant most trees and shrubs in Louisiana. It’s a good idea to soil test before making large investments in landscape plantings.
Have horse flies been driving you nuts? Using repellants will give you some relief.
A newsletter for horticulturists. Growing beans in the fall, chamberbitter control, utilizing a rain gauge, and controlling cool season weeds.
The Florida Parishes produce an abundance of spring wildflowers.
Have you noticed toothpick like growths sticking out of your tree?
A newsletter for horticulturists. Industrial hemp and pruning azaleas.
Banana shrubs have a lovely fragrance but tend to look shabby in the spring.
A newsletter for horticulturists. Planting for fall color, green onions, and buttonbush.
November through February is the best time to plant trees. Planting now will deliver spectacular fall color next year.
Finding plants that provide color in shady areas can be a challenge. Fortunately, there are some lovely options.
A newsletter for horticulturists. Fig problems, starting seeds, and ornamental peppers.
Roughly 99% of insects are not “pests.”
A newsletter for horticulturists. Cool spring delays plant growth, blossom end rot, and fertilizing lawns.
Black flies, or buffalo gnats, are a major nusiance in the Feliciana parishes in spring.
Deer can be a nuisance to gardeners in certain parts of Louisiana. Here are some practical tips to help you lessen deer damage in your landscape.
A newsletter for horticulturists.Plant sweet peas now, cool season vegetable issues, mulch, and houseplants.
A newsletter for horticulturists. Plan fall gardens now, planting trees and shrubs, Camelot Foxglove
The orange dog caterpillar may look ugly now, but in a few short weeks it will turn into a beautiful butterfly.
Zinnias thrive in hot weather. A late summer planting will provide color throughout the fall.
Few questions come up as frequently as those about lichens.
Sooty mold grows where insects have secreted a sugary substance called honeydew.
Start planning for fall vegetable and flower gardens now and you will save time and money when its time to buy plants.
Following good cultural practices and scouting for insects and disease will allow homeowners to enjoy pecans year after year.
Crape Myrtle's vibrant flowers, long blooming season, disease and pest resistance, and relatively small size make them an excellent tree to add to your yard.
Scale insects can easily be mistaken for something else.
Several types of insects make highly noticeable webs in trees.
Fall, winter, and early spring are recommended times for planting most trees and shrubs, but palms are different.
It’s important to start spraying for Virginia buttonweed during the spring, since this is when the weed is more tender and susceptible to herbicides.
Mulching is one of the best tools in the toolbox for managing weeds in landscape beds.
Centipedegrass is one of the most popular turfgrasses in this area. It requires a smaller amount of fertilizer and less frequent mowing than some other grasses.
Many people find St. Augustinegrass to be attractive, and it’s one of the best turfgrasses for shady areas.
Ornamental plants that bloom in late winter and early spring generally bloom on shoots that grew in a previous season. These should be pruned after flowering.
If you want to support pollinators, there are many options, including trees, shrubs, and herbaceous plants.
Volunteers with the Louisiana Master Gardener program have spruced up the landscape in front of the LSU AgCenter office in Amite. Plants are now labeled.
Composting turns "waste" into something useful.
Topics will include fruits and nuts; vegetables and herbs; ornamental landscape plants; soils, fertilizers, and plant nutrition; and pest management.
The LSU AgCenter has a lot of resources that address a variety of topics.
There are a variety of ways in which trees can be damaged during construction.