Live Tiny Wasp Surprise - 1 lb bag hawthorne This portable refractometer is a

This portable refractometer is a convenient way to measure the Brix level of your plants

toughened spear tip for direct root zone

the WD-1 must detect water within a adjustable delay time

this results in denser fruit and flower sets all over the plant increasing yeild as much as 10%

0-day PHI (pre-harvest interval)

Live Tiny Wasp Surprise - 1 lb bag hawthorne This portable refractometer is aThis food is superior to fruit flies (drosophila)! These gnat sized insects are actually stingless wasps which are shipped as parasitized fly pupae and are shipped in a vial. The wasps emerge upon arrival or shortly thereafter. Food can be refrigerated in order to delay hatching. To feed aviary birds and reptiles, empty vial on the floor or bottom of cage. For hummingbirds, place contents in a coffee filter and hang it in or staple it to plant or tree