How to grow and care for Eryngium amethystinum L.
plant care guide about watering, fertilizing, trimming, repotting, cutting, propagating Eryngium amethystinum L., Amethyst sea holly
Eryngium amethystinum L. 101 - Plant Care Instructions
Bright direct
16C° ~24C°
Every 7 days
Water
How to water Eryngium amethystinum L.
How often should I water?
check Eryngium amethystinum L. 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 Eryngium amethystinum L. need?
Bright direct
Grow light
Light preference
Eryngium amethystinum L. 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
-27~32℃
45
Houseplant temperate preference
-15
16~24℃
45
Plants that grow in the wild and those that grow indoors prefer different temperatures. If you grow Eryngium amethystinum L. at home, make sure the temperature is 16~24℃.
Humidity
Houseplant temperate preference
0
40~70%
100
Eryngium amethystinum L. prefers humidity about 40~70%. If necessary, increase humidity by misting, humidifier.
Fertilize
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
Eryngium amethystinum L. is a member of Apiaceae.
| Characteristic Name | Characteristic Value |
|---|---|
| Lifespan | Perennial |
| Hardiness Zone | 3 - 8 |
| Taxonomy Name | Taxonomy Value |
|---|---|
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Apiales |
| Family | Apiaceae |
| Genus | Eryngium |
| Species | Eryngium amethystinum |
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