What Is The Cheapest Grub Control for Homeowners? All The Wonderful Math
Getting rid of grubs is pretty easy because if you get the right product down at the right time, they will never even appear in the first place so there will be no need to actually get rid of them. Instead, prevent them!
Here is a video with lots of details:
Below is the pricing breakdown comparing the professional product sold under the brand name “Acelepryn” compared to the homeowner version sold at Ace Hardware under the brand name “Scotts GrubEx”
GRANULAR
Distributor:
Syngenta
Brand Name:
Acelepryn G (granular)
Active ingredient:
Chlorantraniliprole
Percentage of active:
.2%
Application Rates:
—-------------------------------
Low
1.15lbs/1000 sq ft
lb ai/1,000
.0023 lbs
Math:
1.15 x .2% = .0023
This tells you how much actual Chlorantraniliprole is going down per 1,000 sq ft
—-------------------------------
High
2.3 lbs/1,000 sq ft
lb ai/1,000
.0046 lbs
Math:
2.3 x .2% = .0046 lbs
—-------------------------------
Yearly Max from the label:
.5lbs ai/acre
Math - Convert to 1,000:
1 acre = 43,569 sq ft
.5 / 43.6 = 0.011
Yearly Max ai / 1,000
.011 lbs
Allowable # of applications per year high rate:
2.4
.011 / .0046 = 2.4
Bag Size:
25lbs
Cost:
$125
Coverage:
Low Rate:
21,740 sq ft
Cost per 1,000 sq ft:
$5.76
High Rate:
10,870 sq ft
Cost per 1,000 sq ft:
$11.47
Advantage:
Label allows for multiple applications per year.
.5lbs active yearly.
At the high rate that is 2.5 apps per year
.5/43.5 = 0.011 lbs active per year per 1,000 sq ft
.011 / .0046 = almost 2.5
Cheaper than Scotts GrubEx
Disadvantage:
Very few places online sell to homeowners.
—----------------------------------------------------
Distributor:
Scotts
Brand Name:
Grub Ex
Active ingredient:
Chlorantraniliprole
Percentage of active:
.08%
Application Rates:
—-------------------------------
2.87lbs/1000 sq ft
lb ai/1,000
.0023 lbs
Math:
2.87 x .08% = .0023
This tells you how much actual Chlorantraniliprole is going down per 1,000 sq ft
—-------------------------------
Yearly Max from the label:
1 application per year
Bag Size:
14.35lbs
Cost:
$30.99
Coverage:
5,000 sq ft
Cost per 1,000 sq ft:
$6.20
Liquid Concentrate Acelepryn
Distributor:
Syngenta
Brand Name:
Acelepryn (liquid concentrate)
Active ingredient:
Chlorantraniliprole
Percentage of active:
18.4%
Application Rates:
—-------------------------------
Low
.18 oz/1000 sq ft
High
.37 oz/1,000 sq ft
—------------------------------
Yearly Max per Acre:
38.3 oz / acre
38.3 / 43.6 = 0.88
Yearly Max 1,000:
.88 oz
Allowable # of applications per year high rate:
2.39
.88 / .37 = 2.39
Bottle Size:
4 oz
Cost:
$99.98
Coverage:
Low Rate:
22,222 sq ft
Cost per 1,000 sq ft:
$4.50
High Rate:
10,810 sq ft
Cost per 1,000 sq ft:
$9.25
