Description of Bluebur (lappula squarrosa):
The seedlings are covered with short hairs and have a distinctive crease down the center of the leaf. When Bluebur has reached maturity, it produces tiny, blue flowers, and each flower has four bur-like seeds with two rows of sharp, hooked prickles.
CertainLabel™
Bluebur Optimized Control Options Finder
Legend:
Control
Suppression
No Control
According to the manufacturer approved labels: The following weed killer, applied at the listed application rates, will control Bluebur.
Spot Treatment
of
Label Rate:
1% mixture
Cost Effectiveness:
Makes 25 gallons
at a cost of
$0.91 per gallon
at a cost of
$0.91 per gallon
Blanket Treatment
per
Label Rate:
1.47 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 21780 square feet
at a cost of
$1.04 per 1,000 sqft
at a cost of
$1.04 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.