We are a family run cannabis retail store, we intend to educate our consumers on cannabis to help combat the stigma around it while providing exemplary customer service. 

We are located in the heart of downtown St. Catharines, steps away from the Farmers' Market at Market Square, & also walking distance from Montebello Park. We provide a delivery service within St. Catharines and Thorold including Brock University Campus for a minimum order of $25. Please call the store for deliveries outside of St. Catharines and Thorold.

📍:75 King Street St Catherine's Ontario
📞:905-641-9333
Pet friendly🐕🐇🐈🐰

Greener Grass Cannabis

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Big Bag O' Buds

The classic Ultra Sour cultivar. This flower features the tartness of Meyer lemon with the diesel and pungent notes from the cultivar's Kush undertones. A sativa-leaning sour with outcroppings of orange pistils from deep green, crystal-rich buds.

Ultra Sour 3.5g Dried Flower

<p>Ultra Sour by THSeeds is a tart cross out of Amsterdam. This strain is the product of crossing <a href="/strains/mk-ultra">MK Ultra</a> and <a href="/strains/east-coast-sour-diesel">East Coast Sour Diesel</a>, creating a sativa-dominant bud with uplifting stimulation and heady euphoria. Ultra Sour smells of pine and diesel, and its buds are deep green with rusty orange <a href="/news/cannabis-101/cannabis-anatomy-the-parts-of-the-plant">pistils</a>. The potent mental effects can be a little daunting for inexperienced consumers, so mind your dosage. Enjoy Ultra Sour as a means to shrug off&nbsp;stress and enhance creativity. &nbsp;</p>


Ultra Sour by THSeeds is a tart cross out of Amsterdam. This strain is the product of crossing MK Ultra and East Coast Sour Diesel, creating a sativa-dominant bud with uplifting stimulation and heady euphoria. Ultra Sour smells of pine and diesel, and its buds are deep green with rusty orange pistils. The potent mental effects can be a little daunting for inexperienced consumers, so mind your dosage. Enjoy Ultra Sour as a means to shrug off stress and enhance creativity.  

aroused

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energetic

euphoric

focused

giggly

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relaxed

sleepy

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tingly

uplifted

Ultra Sour

Ultra Sour by THSeeds is a tart cross out of Amsterdam. This strain is the product of crossing MK Ultra and East Coast Sour Diesel, creating a sativa-dominant bud with uplifting stimulation and heady euphoria.

Ultra Sour 3.5g Dried Flower

Ultra Sour 3.5g Dried Flower

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Greener Grass Cannabis

Ultra Sour 3.5g Dried Flower

Ultra Sour 3.5g Dried Flower

About this product

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76 Ultra Sour reviews

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