A general rule is that LED lights should be
about 12-30 inches
from the top of your plant. As your plants grow, you have to change the height of your lights to accommodate the growing plants' height.
How far should LED light be from seedlings?
A general rule is that LED lights should be
about 12-30 inches
from the top of your plant. As your plants grow, you have to change the height of your lights to accommodate the growing plants' height.
Can seedlings get too much light?
One common mistake in starting seeds is supplying the right amount of light. Yes, it is true that your seedlings need
lots of bright light
to grow healthy and strong—but they also need a period of darkness in order to thrive. … This does not make them grow faster, and can actually hinder the success of your seedlings.
How do you tell if grow light is too close?
The first signs look like thin outlines on the outside of the leaves, so if you catch this quickly you will have a chance to avoid further damage.
If some of the leaves start curling up
, it might also be a sign that the plant is too close to the light. Good ventilation usually also helps with this issue.
Are LED lights good for seedlings?
LED plant lights use less energy and emit less heat than compact fluorescent lights, reducing costs and simplifying temperature control in enclosed environments. Go with
full-spectrum LEDs
(which don't look purple) for growing seedlings, propagating plants, and perking up houseplants in winter.
Are LED lights OK for seedlings?
Summary. You
can use LED lights to start your vegetable seeds indoors
and you don't need special plant grow lights to do so for plants that will eventually be planted outside. … If you have a lot of fixtures you can rewire them a few at a time while still gaining the benefits of LED bulbs in all your fixtures.
Can you fix leggy seedlings?
Hardening off the plants or
transplanting them outside
may also help with legginess. Most leggy plants become sturdier once they are growing outside. … Some leggy seedlings can be saved with modified transplanting techniques.
Can you put grow lights too close to plants?
For established plants, they are already where they need to be in order to thrive. During the flowering stage LED Grow lights should be located between 16-36 inches from the plant canopy. … However,
if the grow lights are too close above plants, they can cause wider, more sprawling growth or can even damage the plant
.
Can a grow light be too bright?
The answer is
a definite no
. While plants need light to survive, too much light and heat can damage them or kill them off. You must look at the plants you are trying to grow and balance the amount of heat and light they need.
Should I run my grow lights at night?
A: In general,
you should not leave grow lights on 24/7
. Plants need a light-dark cycle to develop properly. It's believed that they truly do “rest” during periods of darkness, and probably use this time to move nutrients into their extremities while taking a break from growing.
What kind of light do seedlings need?
Once sprouted, most vegetable seedlings and other garden plants require
at least 12 hours of good light per day
, along with 8 hours of darkness. However, they'll grow the best with around 16 to 18 hours of light.
What color light is best for seedlings?
Light Color
Red light stimulates vegetative growth and flowering (but if a plant gets too much, it will become tall and spindly).
Blue light regulates
plant growth, which makes it ideal for growing foliage plants and short, stocky seedlings (but too much will result in stunted plants).
How do you fix tall leggy seedlings?
The best way to fix leggy seedlings is
give them more light, ASAP
! This could mean adding a supplemental grow light if you're not using one already, upgrading to a stronger light, or lowering your current light closer to the seedlings so it is more effective.
How do I stop leggy seedlings?
- Provide direct light.
- Provide artificial light.
- Adjust supplemental light.
- Brush the seedlings gently with your hand or a ruler several times a day to strengthen the stems.
Can you bury leggy watermelon seedlings?
Leggy plants do fine. The simple solutions is to set them out at a 45 degree angle like Jake suggests. If your ground is still cool, you need to plant them shallow for the upper ground heat. You
can bury them to the cots
to prevent insect and wind damage if your ground is hot and well drained.
