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Rivière-du-Loup (Québec)
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Tel.: 1 418 867-8883
Toll free: 1 855 867-5407

Premier Tech World Headquarters

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Consistent growing media with reliable biological active ingredients at your service, this is our promise to growers all over North America.
Who is in the best position to talk about PRO-MIX’s products and services? Our growers. Read what they have to say about us and share your own story right here!

See all of our grower profiles and how PRO-MIX has helped them in their business!

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Premier Tech Growers and Consumers - USA office

200 Kelly Rd. Unit E-1
Quakertown, PA 18951 USA
Tel.: 1 215 529-1290
Tel. Sales: 1 800 525-2553

Grower Profile:
The Garden Gateway

In the following article, meet Moose and Adelia Mountcastle, business owners and loyal PRO-MIX converts!

In 1972, keeping with the area’s horticulture roots, Richard and Patti Boonstra started a mail-order perennial operation, Bluestone Perennials.

Grower Profile:
Bluestone Perennials

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Grower Profiles

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"We can always count on PRO-MIX® products and their Grower Services team. "

"PRO-MIX consistently delivers quality growing media for us."

" Premier Tech worked very hard to get us what we needed when we needed it. They take all the risk out of it. "

"PRO-MIX’s Grower Services team is always there for us."

" Using PRO-MIX® HP® BIOFUNGICIDE™ + MYCORRHIZAE™ has helped improve plant growth and there is no longer any need to drench for root disease. "