Sample Collection Instructions for the Plant Sex Test Card
Identify male hemp and cannabis seedlings just 7 days after germination. These instructions are included with your Plant Sex Test Card purchase and you can also follow along with the Collection Instructions Video.
Read all instructions before collection.
If you still have questions, contact us prior to collecting your samples. We’re here to help you to properly collect samples for analysis.
If you did not purchase this kit from phylos.bio, you must claim your kit to get results.
Plant Sex Test Card
Gather Additional Supplies
A pair of fine tip tweezers without ridges
A small, blunt object such as a screwdriver handle
A clean bottle of 70% or greater isopropanol
A push down alcohol dispenser or small, sterile spray bottle
Do not use scissors, hands or hole puncher to collect samples.
Do not collect cotyledon leaves with the seed coat still attached.
Insert stakes into seedling trays or pots.
Keep stakes with plants until harvest for quality control purposes.
Pump or spray isopropanol onto clean paper towel and sanitize tweezers.
DRY tweezer tips completely after each sanitation.
Collect one sample per plant. Using sanitized and dry tweezers, remove one cotyledon leaf from seedling.
Place sample on inner card filter square corresponding to the plant stake ID.
Close the card cover and strike 5-10 times. Repeat this step as needed to get a proper sample.
Proper samples are visible on the backside of the filter square
Gently open card cover and remove excess plant debris stuck to top of cover with tweezers.
Sanitize and dry tweezers between collecting each sample.
Pump or spray isopropanol onto clean paper towel and sanitize tweezers. DRY tweezer tips completely after each sanitation.
Repeat steps 3-7 for all remaining samples.
By submitting samples to Phylos, you agree to using COTYLEDON LEAVES ONLY.