Hsu Growing Supply Products
Hsu Growing Supply is provider of organic-based and sustainable growing supplies as well as a manufacturer of various, high quality composts and soil blends.
We have long invested in the manufacturing and testing of our compost and soil products.
Hsu continues to be a leader in Wisconsin’s composting industry and has several certifications on our products.
Showing 97–112 of 233 results
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Hi-Yield Ant Killer Granules – 3.5lb Bag
$7.99 Add to cart -
Hi-Yield Blood Meal 12-0-0 – 8lb Bag
$27.25 Add to cart -
Hi-Yield Bone Meal 0-10-0 – 4lb Bag
$8.16 Add to cart -
Hi-Yield Bug Blaster – 16oz Concentrate
$16.99 Add to cart -
Hi-Yield Dusting Wettable Sulfer – 4lb bag
$6.99 Add to cart -
Hi-Yield Indoor/Outdoor Broad Use Insecticide – 8oz Concentrate
$6.98 Add to cart -
Hi-Yield Kill-a-bug II Indoor/outdoor – 32oz Ready-to-use Spray
$7.60 Add to cart -
Hi-Yield Kill-a-bug II Lawn Granules – 10lb Bag
$10.98 Add to cart -
Hi-Yield Killzall Quick
$4.98 – $14.98 Select options -
HI-YIELD TREFLAN HERBICIDE GRANULES 4#
$12.75 Add to cart -
High Mowing Fruit & Vegetable Seed Packets
$3.00 Add to cart -
High Mowing Organic Microgreen Seeds
$6.00 Add to cart -
High Mowing Organic Sprouting Seeds
$6.50 Add to cart -
High Mowing Sprouting Jar Lid
$5.00 Add to cart -
HSU Growing Supply Hoodies
$0.00 Add to cart -
Hsu Growing Supply T-shirts
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