How do you keep purple basil purple? Grow light: if you, like me, live in a country with just a few hours of sunlight during winters, your plant might still survive but very likely will lose its color. If you really want to keep it purple, you can provide those extra hours of light missing (or the whole 8 hours) through a grow light.
Why is my purple basil not purple?
First, it may just be a genetic issue. According to a study from Purdue University, the gene that causes the purple coloring is unstable. Two, you may have accidentally chosen a variety that has both green and purple leaves. And finally, your basil may not be getting enough light to produce the purple pigment.
Why my basil is light green?
Your basil is light green because you are giving it too much water that causes the roots to drown and rot. The light color of the leaves could also be due to an attack by pests like aphids or diseases like downy mildew. Or the leaves can lose color because of the lack of sunlight or nutrients.
Why is my potted basil turning light green?
Additionally, pale green leaves could indicate the basil needs more nutrients. Provide fertilizer or adjust its nutrient solution so it will grow healthier. White spots or burnt leaves mean the plant is too close to its light source, or receiving too much sunlight. Try moving it farther away.
Why is my purple basil turning brown?
The most common causes of Basil leaves turning brown are under or over-watering, temperature stress, insufficient lighting, pests, or diseases. Brown leaves on Basil is usually a sign of a problem with the plant's health and should be addressed as soon as possible.
Related faq for How Do You Keep Purple Basil Purple?
How do you keep basil leaves green?
#1 The Very Best Method
Trim the cut ends, put the bunch in a glass, jar, or vase of water that will fit in the fridge, and cover the whole thing, or at least the basil leaves, with a plastic bag. Put the whole in in a refrigerator. Basil kept that way will stay vibrant and green for up to a week.
When should I harvest purple basil?
Start picking the leaves of basil as soon as the plants are 6 to 8 inches tall. Once temperatures hit 80°F (27°C), basil will really start leafing out. Harvest in the early morning, when leaves are at their juiciest. Make sure to pick the leaves regularly to encourage growth throughout the summer.
Why is the base of my basil plant turning brown?
Basil stems brown at the bottom of the plant is a sure sign that the herb has been infected. Fusarium enters basil plants through their roots, penetrating the nutrient- and water-transporting xylem tissues. Eventually, the basil plant is turning brown at the stem or base from the ground up.