161 Search Result(s) For "pruning"


The Mystery of the Black Sacs

Q.I’m concerned about the black sacs shown in this picture that are on a tree in our yard. I’m not sure what type of tree this is, but it is approximately 8 years old. The leaves turn purple in the fall instead of any other color. Is this an infestation that can be cured, or does the tree need to be removed? – D. L., Muenster, Indiana A. This appears to be a fungal disease called […]


February Garden Calendar

HOME (Indoor plants and activities) Check water levels in cut flowers daily. Check stored produce and flower bulbs for rot, shriveling, or excess moisture. Discard any damaged items. Most houseplants require less water in the winter because growth is slow or stopped. Check the soil for dryness before watering. Move houseplants to brighter windows, but don’t place plants in drafty places or against cold windowpanes. Early blooms of spring-flowering bulbs can make good gifts for […]


The Big Chill

When winter temperatures dip below zero and winds howl across the prairie, gardeners may worry that their trees and shrubs are taking a beating. No need for doom and gloom yet – most hardy landscape and orchard plants are reasonably able to cope with most of our winters, including our recent polar vortex. Many factors influence plant injury, including plant species and cultivars, degree of plant dormancy, and overall plant health. Other factors include how […]


Mystery plants identified

Q. I have some leaves from a tree I would like to identify. It is roughly 8 to 12 inches in diameter and fairly tall. The leaves are alternating with lengths of 1.5 to 2 inches long. The leaf stalks are all really short compared to the leaf length. Can you identify? – M.R., Brookville, Indiana A. This appears to be Ulmus parvifolia – common name Chinese elm or lacebark elm. This species is quite […]

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Mystery plant, and challenging plant woes

Q.  I bought this plant from a nursery about a year ago. On and off, I’ve been trying to identify it with various online plant identification sites, but I haven’t had much luck. Could you take a look and tell me what you think? – R.E., Tippecanoe County A.  I believe your plant is one of the succulents belonging to the genus Kalanchoe. Because this genus is so diverse and numerous, it is difficult to […]


Why plants fail to bloom

Flowering plants that don’t bloom as promised can be a big disappointment in your garden. Reasons for lack of blooming are as diverse as the palette of plants from which to choose, but a little detective work can usually pinpoint the trouble. The most common factors associated with blooming, or lack thereof, include light, plant age, nutrition, extreme temperatures and improper pruning. Many woody plants must reach a certain age before they are mature enough […]

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Caring for storm-damaged trees/How to Acidify Soil in the Yard

Q. Several trees on my property were damaged during recent storms. Some just lost a few limbs, but others are split along the trunk. How can I tell whether the trees can be saved or if they should be cut down? What kind of pruning paint should I use on the broken branches? – I.P., Bartholomew County, Ind. A. It can be difficult to decide whether trees with severe damage should be removed. The first […]

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Planting Landscape Trees and Shrubs (HO-100-W)

Purdue Extension Publication

This publication discusses plant selection, timing, preplant operations, planting instructions, pruning, staking and guying, trunk wrapping, watering, and transplanting of landscape trees and shrubs. Tables are provided listing some slow-to-root trees that should be planted in the spring and some commonly used landscape plants that do not tolerate wet soils. Illustrations are also included showing the preferred and acceptable planting times for nursery stock in central Indiana, the proper planting of a bare-root, balled and burlapped, and container-growth plants in well drained soil, construction of a raised bed on poorly drained soil, the proper planting technique for sandy soil, how to stake and wrap a tree, and the two-year sequence for root pruning and third year transplanting of a tree or shrub.


Growing Grapes (HO-45-W)

Purdue Extension Publication

This publication discusses the grape plant, site and cultivar selection, vineyard establishment and management, and pest control. Two tables provide information on the grape cultivars for Indiana and suggested pruning for various grape cultivars on single curtain training systems. Illustrations are given showing the USDA Hardiness Zone map for Indiana, the proper pruning and training of vines from planting through the fourth and subsequent years, and the Umbrella kniffin, Bilateral cordon, Geneva double curtain, and cold-tender cultivar training systems.


Currants and Gooseberries (HO-17-W)

Purdue Extension Publication

This publication discusses the cultural requirements, cultivars, soil preparation, planting, weed control, fertilizing, pest control, pruning, and harvesting for currants and gooseberries.


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