Royal Queen seeds has selected the best sativa seeds with high THC for a strong high with energetic, creative and social effects when used. The satvia cannabis plant often has a longer flowering period but the results are fantastic. Royal Queen Seeds only produces feminised cannabis seeds. The methods we use come from horticulture and have been used for years to ensure that 99.99% of our seeds will only produce female plants. The seeds of RQS have already won various prizes on the various cannabis cups.