How to grow and care for Penstemon cobaea
plant care guide about watering, fertilizing, trimming, repotting, cutting, propagating Penstemon cobaea
Penstemon cobaea 101 - Plant Care Instructions
Bright indirect light
16C° ~24C°
Every 7 days
water
How to water Penstemon cobaea
How often should I water?
check Penstemon cobaea 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 Penstemon cobaea need?

Bright indirect light
Grow light
Light preference
Penstemon cobaea 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
Houseplants
-15
16~24℃
45
Plants that grow in the wild and those that grow indoors prefer different temperatures. If you grow Penstemon cobaea at home, make sure the temperature is 16~24℃.
Humidity
Ideal humidity
0
40~70%
100
Penstemon cobaea 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
The taxonomic classification of Penstemon cobaea is as follows. - Kingdom: Plantae, Phylum: Tracheophyta, Class: Magnoliopsida, Order: Lamiales, Family: Plantaginaceae, Genus: Penstemon, Species: Penstemon cobaea
Taxonomy Name | Taxonomy Value |
---|---|
Phylum | Tracheophyta |
Class | Magnoliopsida |
Order | Lamiales |
Family | Plantaginaceae |
Genus | Penstemon |
Species | Penstemon cobaea |
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