One of the most popular autoflowering strains in the world, +Speed Auto is a cross between Critical Mass and a feminized third generation autoflowering strain. It’s a THC dominant variety that can be cultivated both indoors and outdoors.
The result is a fast-growing plant with low odor and high yields. The buds are compact with tight internodal spacing and have large calyxes covered in resin glands. This strain has an intense fruity aroma and produces heavy yields of dense flowers with a sweet taste.
Strain Appearance and Specification

Strain Characteristics | +Speed Auto |
Breeder | Sweet Seeds |
Strain Type | Balance Hybrid Strain |
Sativa Percentage | 50% Sativa |
Indica Percentage | 50% Indica |
Plant Genetics | Critical Mass genetic line |
THC Amount | 15-20% |
CBD | 0,7% |
Flowering Time | 7 Weeks |
Overall Height | Medium |
Yields Indoor | 350-500 g/m2 |
Yields Outdoor | 30-150 g/plant |
Smell, Aroma & Taste | Sweet and fruity, yeast and cheese |
Harvest Time | 7 weeks |
Positive Effects | Happy, relaxing buzz |
Side Effects | Dry mouth, dry eyes |
Where To Buy +Speed Auto Cannabis Strain
- Herbies Seeds (Cheap and top-quality cannabis seeds)
- I Love Growing Marijuana (10 free seeds plus free shipping to U.S0
- Crop King Seeds
- Seedsman
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Growing +Speed Auto Cannabis Strain
Growers all over the world love +Speed Auto because it’s a fast flowering cannabis strain that can be cultivated both indoors and outdoors. It grows to a maximum height of 90cm and is ready to harvest only 7 weeks after germination.
This is the perfect strain for new growers who want a quick turnaround on their investment, but experienced growers will appreciate the quality of this strain as well. This strain has been known to produce THC levels as high as 20%.