Production Location: Florida
Tray Size: 72 plants
Common Name: St John's wort
USDA Hardiness Zone: 5 - 9
Mature Height: 12 inches
Exposure: Full Sun to Full Shade
Recommended Finish Size: 1 gallon
Growing Media: Well-draining commercial media
Growing Temperature: 65-75 F (days) 55-65 F (nights)
Soil PH: 5.8-6.2
Soil EC: 1.8-2.2
Finish Time for Spring Sale: 8 - 10 weeks
Growing Info: Pinch after transplant.
Fertilizing: Constant liquid feed at low levels of 100 - 150 ppm N
Moisture Level: Grow plants evenly moist.
Watch for Pest and Disease: Rust
Vernalization Requirements: Required for flowering.
Supplemental Lighting: None required.
Growth Regulators: Generally, not needed.
Day Length: Long Day