How to grow and care for Andropogon gerardii
plant care guide about watering, fertilizing, trimming, repotting, cutting, propagating Andropogon gerardii, Bluejoint, Big Blue
Andropogon gerardii 101 - Plant Care Instructions
Bright direct light
16C° ~24C°
Every 7 days
water
How to water Andropogon gerardii
How often should I water?
check Andropogon gerardii Every 7 days if it needs water when it’s very cold (below 5℃), water less frequently
When do I need to water?
the top 2-3 inches of soil is dry
Light & Location
How much light does a Andropogon gerardii need?

Bright direct light
Grow light
Light preference
Andropogon gerardii likes Bright direct light, Grow light day. The brighter the space, the better this plant grows.
Check if there’s an optimal place in your house!
This plant prefers
2K ~ 20K lux to thrive!
0
20K~
2K
20K
Temperature
Natural habitat
-27
-27~35℃
45
Houseplants
-15
16~24℃
45
Plants that grow in the wild and those that grow indoors prefer different temperatures. If you grow Andropogon gerardii at home, make sure the temperature is 16~24℃.
Humidity
Ideal humidity
0
40~70%
100
Andropogon gerardii prefers humidity about 40~70%. If necessary, increase humidity by misting, humidifier.
Fertilize
Collective Knowhow
When should I fertilize?
Only when your plant is healthy
How frequently should I fertilize?
1-2 times in growing season. A pinch for a small pot.
Characteristic
Characteristic Name | Characteristic Value |
---|---|
Lifespan | Perennial |
Time to plant | Spring, Winter |
Is your plant sick?
Track what happened. We’ll let you know the cause and treatment shortly!





1:1 Expert Help
You’ll get professional feedback within 24 hours from an expert on our team.
feedback will include