Organic Fertilizers and Gardening Supplies, Rock Dust, Worm Castings

Vineyards and Viticulture

For vineyard owners and viticulture enthusiasts, our products can help you Increase the brix (glucose content) and improve your overall yield.

To achieve grapes within 15 months, use a combination of our rock dust / mineral fertilizer and worm castings.  Then use our Citrus and Avocado fertilizer or our Acid Lovers fertilizer, depending on your soil ph.

We recommend our following products:

>> Rock Dust
>> Worm Castings
>> Citrus and Avocado Fertilizer
>> Acid Lovers Fertilizer

Success Stories

"Maness Vineyard - 15 Month Vineyard Success"

Products: Rock Dust, Worm Castings, Custom Blending
Submitted by: Maness Vineyards

Maness Vineyard starting by creating custom built vineyard utilizing Agrowinn's soil amendments.

organic vineyard fertilizer

Soil Amendmends of Agrowinn Organic Worm-Castings, Agrowinn Mineral Rock Dust, and a Agrowinn Fertilizer blend were mixed with backfill (May 2012).

Selecting grafted vines and Maness Vineyards offer a large variety of healthy plants with super roots.

In 12 months you can expect to see results like this:

15 months later Maness Vineyard is featured in San Diego Home/Garden Magazine:

Photos of Our Products In Use from Our Customers