Netafim Blue PC Spray Stake, 10.6 GPH, Double Pattern, Pack of 50 (01PSDS-BL2-B) Seed Starting Supplies & Kits Flow restrictor/flush kit assembly with

Flow restrictor/flush kit assembly with 1:1 and 2:1 flow restrictors

They've discovered a simple way to:

Gypsy moth

Greenhouse Door

but they expand fully in approximately 1 minute after saturation

Netafim Blue PC Spray Stake, 10.6 GPH, Double Pattern, Pack of 50 (01PSDS-BL2-B) Seed Starting Supplies & Kits Flow restrictor/flush kit assembly withPressure Compensating Spray Stakes Netafim PC Spray Stakes are pressure compensating with a check valve for improved control of water and fertilizers. The efficient spray pattern wets the soil surface to maximize water retention while misting is nearly eliminated and wind drift is prevented. The simple construction, easy close off mechanism, and resistance to sunlight, fertilizers and chemicals means long life reliability. SUPERIOR WETTING OF THE SOIL