How to grow and care for Ficus elastica 'Black Knight'
plant care guide about watering, fertilizing, trimming, repotting, cutting, propagating Ficus elastica 'Black Knight', Rubber bush 'Black Knight', Indian rubber plant 'Black Knight'
Ficus elastica 'Black Knight' 101 - Plant Care Instructions
Bright indirect light
16C° ~24C°
Every 7 days
water
How to water Ficus elastica 'Black Knight'
How often should I water?
check Ficus elastica 'Black Knight' 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 Ficus elastica 'Black Knight' need?
Bright indirect light
Grow light
Light preference
Ficus elastica 'Black Knight' likes Bright indirect 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 ~ 10K lux to thrive!
0
20K~
2K
10K
Temperature
Natural habitat
-15
3~40℃
45
Houseplants
-15
16~24℃
45
Plants that grow in the wild and those that grow indoors prefer different temperatures. If you grow Ficus elastica 'Black Knight' at home, make sure the temperature is 16~24℃.
Humidity
Ideal humidity
0
40~70%
100
Ficus elastica 'Black Knight' 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 |
Is Ficus elastica 'Black Knight' toxic?
Ficus elastica 'Black Knight' is dangerous to Cat
Cat
Is your plant sick?
Track what happened. We’ll let you know the cause and treatment shortly!
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