Application Directions
A REPELLENT PHEROMONE PRODUCT FOR CONTROL OF THE MOUNTAIN PINE BEETLE. (Dendroctonus Ponderosae), WESTERN PINE BEETLE (Dendroctonus brevicomus), AND SOUTHERN PINE BEETLE (Dendroctonus frontalis). This product is for Forestry use only.
Prior to use, open storage bag in a well-ventilated area and allow any accumulated vapor to vent
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General Application of Verbenone:Easy-to-use controlled-release dispenser that is hung on individual specimen trees or placed in a grid pattern when wanting to protect acreage.
Pouches release their scented contents more quickly as temperataures rise, and they are affected by sunlight. Beetles prefer dark, cool parts of the forest. Thus, place pouches approx 6-7' high on the north face of the tree (where there is more shade) and downwind of prevailing breezes so that the "plume" of pheromone will waft in the direction of the trees being protected.
DO NOT put the nail or tack through the center of the packet, as this will damage the integrity of the pouch, causing it to release its contents too quickly. There is a strip at the top of each pouch that is reinforced and provided for the nail to puncture.
BeetleBlock pouches have a different color top strip each year so that you can tell if a tree is newly protected. This is very important for large users who may have many different applicators, crossing each other's territory.
Verbenone can be stored from one season to another if kept in a tightly sealed container in a freezer.
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Pests: Verbenone is an antiaggregation pheromone for the mountain pine beetle (Dendroctonus ponderosae), the southern pine beetls (Dendroctonus frontalis), the western pine beetles, (Dendroctonus brevicomis), and other bark beetles. Verbenone Pouches deter attacks in tree stands and protect suceptible trees.
Application Placement: In tree stands, place in a grid pattern by stapling individual pouches 6-12 feet above the ground on the north face of suceptible trees. Use a minimum of 20 pouches per acre. The product is most efficacious when less than 15% of mature pines are currently attcked and when combined with direct control tactics e.g sanitation harvesting or felling and burning of infested trees. Usual dispersal range is approximately 10 feet around the tree and 10' above and below the pouch, most concentrated in the direction of the prevailing breeze. Dispersal is fastest in warmer temperatures. Best placed on the shady side of the tree and upwind.
For individual living trees, staple one pouch at maximum reach from the ground on the north face or two pouches, one at 6 feet and one at 12 above the ground on the north face.
Timing:
BeetleBlock Application: Apply end May / early June for mountain pine beetle. Lower elevations peak a little earlier due to warmer weather earlier in the summer season. The expected life span of the pouch is 100 - 130 days, weather dependent. Trees 6-9 inches in diameter usually require only one pouch. Very large diameter trees may require a 2nd pouch placed 6-10 feet higher on the north face of the tree. The need is to cover the whole trunk until it has diminished to about 6" in diameter. Each pouch covers an area of approximately 10' in diameter.
Contech Application: Apply just prior to beetle flight season (April to June, depending upon location). Attach the second pouch just prior to peak flight (usually mid-August). The expected life span of the pouch is 60 - 120 days, weather dependent.
See USDA Forest Service Study for manufacturer-specific longevity comparison.
Treatment is usually site-specific, depending on such factors as proximity, size and rate of growth of an infestation, stand age and composition, aspect elevation, altitude, climate, local weather and integration with other control tactics. Inexperienced users are advised to seek guidance from a professional forest entomolotist.
Trees 6-9 inches in diameter usually require only one pouch. Very large diameter trees may require a 2nd pouch placed 6-10 feet higher on the north face of the tree. The need is to cover the whole trunk until it has diminished to about 6" in diameter. Each pouch covers an area of approximately 10' in diameter.
Store in sealed container (not a plastic bag) in a cold, dry place. Store below 32 degrees F (or 0 degreesC) or as cold as possible.
Contech Verbenone
ACTIVE INGREDIENT
4,6,6-trimethyl-bicyclo (3.1.1) hept-2-en-2-one*...................96%
OTHER INGREDIENTS................................................................4%
TOTAL............................................................................................100%
*Each dispenser contains 7 grams of verbenone
EPA Reg No: 56261-6
EPA Establishment No: 56261-CN-1
KEEP OUT OF REACH OF CHILDREN
Note: The Contech Mountain Pine Beetle Repellent is only available for purchase in Canada and the following States in the US: Arizona, Colorado, Idaho, Montana, New Mexico, North Dakota, Oregon, South Dakota, Utah, Washington and Wyoming.
BeetleBlock Verbenone:
ACTIVE INGREDIENT
4,6,6-trimethyl-bicyclo (3.1.1) hept-3-en-2-one*...................91.49%
OTHER INGREDIENTS................................................................8.51%
TOTAL............................................................................................100%
*Each dispenser contains 6.75 grams of verbenone
EPA Reg No: 73813-2
EPA Establishment No: 73813-CR-1
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