How to grow and care for Phormium tenax 'Platt s Black'
plant care guide about watering, fertilizing, trimming, repotting, cutting, propagating Phormium tenax 'Platt s Black', Swamp flax 'Platt's Black', Flax 'Platt's Black'
Phormium tenax 'Platt s Black' 101 - Plant Care Instructions
Bright direct light
16C° ~24C°
Every 14 days
water
How to water Phormium tenax 'Platt s Black'
How often should I water?
check Phormium tenax 'Platt s Black' Every 14 days if it needs water when it’s very cold (below 5℃), water less frequently
When do I need to water?
The soil should be at least 90% dry before watering again. this means about every 2 weeks in the warm season and about every 4 weeks in the cold season
Signs that it really needs water
leaves look a little wrinkled
Light & Location
How much light does a Phormium tenax 'Platt s Black' need?
Bright direct light
Grow light
Light preference
Phormium tenax 'Platt s Black' 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
-15
-2~40℃
45
Houseplants
-15
16~24℃
45
Plants that grow in the wild and those that grow indoors prefer different temperatures. If you grow Phormium tenax 'Platt s Black' at home, make sure the temperature is 16~24℃.
Humidity
Ideal humidity
0
40~70%
100
Phormium tenax 'Platt s Black' 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 |
| Hardiness Zone | 8 - 11 |
Is your plant sick?
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