Tree leaf scorch
As the growing season progresses into late summer, leaves on many plants begin to exhibit tip burn or more significant scorch. When a plant has been scorched, the veins in its leaves remain green and the tissue between the veins turns brown and ... [... more]
Colorado State University Extension |
Stump removal
There are several ways to remove a tree stump. Before choosing a removal method, check local ordinances about retaining dead trees or burning stumps in your yard. Dig up the stump with a sharp spade or pick. This is both time- and ... [... more]
Colorado State University Extension |
Perennials: how to divide
This PlantTalk Colorado script discusses how to divide perennials. Plants that begin to produce more foliage at the expense of flowers may be overgrown. To determine if plants are overgrown, count the number of stems that emerge from the base. If ... [... more]
Colorado State University Extension |
Burkwood viburnum
Viburnums are a large and varied group of shrubs that range in size from two to 20 feet in height. Some viburnum species are grown primarily for their showy and often fragrant flowers, attractive fruit or fall foliage color. Some of these shrubs ... [... more]
Colorado State University Extension |
Sunscald of trees
Sunscald often is called southwest injury because it most often occurs on the southwest side of young tree trunks. In Colorado, it primarily occurs from December through March on young, thin-barked, deciduous trees. Sunscald occurs less ... [... more]
Colorado State University Extension |
Stephanotis
This PlantTalk Colorado script discusses growing stephanotis in Colorado. Stephanotis is a member of the milkweed family and is native to Madagascar. They are woody twining vines with dark green, waxy foliage, and, under optimal conditions, they ... [... more]
Colorado State University Extension |
Orchid: Cymbidium
This PlantTalk Colorado script discusses growing cymbidium orchid plants in Colorado. Cymbidium orchids are native to tropical Asia and Australia. They are best known for their incredibly thick petals that are hard and waxy. The blossom size and ... [... more]
Colorado State University Extension |
Orchid: Cattleya
This PlantTalk Colorado script discusses growing cattleya orchid plants in Colorado. Cattleya orchids, sometimes known as queen of the orchids, are native to tropical America. Best known for their incredible array of flowers, the blossom size and ... [... more]
Colorado State University Extension |
Orchid: Phalaenopsis
This PlantTalk Colorado script discusses growing phalaenopsis (moth orchid) plants in Colorado. Phalaenopsis, native to tropical Asia, are commonly called moth orchids, named for gently arching, flowering stems with flat flowers which resemble ... [... more]
Colorado State University Extension |
Squirrel damage to trees
This PlantTalk Colorado script discusses squirrel damage to trees. Squirrels can cause a lot of damage in the Garden. This is especially true in years when untimely spring frosts cause poor Crops of crab apples and other fruits. In the summer, a ... [... more]
Colorado State University Extension |
Amaranths
Amaranths are Victorian flowers that deserve consideration for your Garden. Grain, vegetable and flowering types are native to the Americas and were much-prized by the Aztecs. Amaranths grow tall and bushy with heights ranging from two to eight ... [... more]
Colorado State University Extension |
Hobby greenhouses: coverings
Covering materials for the greenhouse vary greatly, and are determined by aesthetics, maintenance, cost and light infiltration factors. Glass is the most expensive covering material, but will transmit the most amount of light. Maintenance may ... [... more]
Colorado State University Extension |
