How long does it take for lima beans to grow?
Heat is the most important element the seed needs to sprout. The seed should not be buried more than 3x its diameter under the soil. Move the bulbs closer to heat the soil and seed. The temperature during their growing period is also critical. Most Temperate plants grow best in between 50F and 86F.The amount of heat will determine how rapidly your bean sprouts. When they talk about how many days it takes to grow a bean, they are really talking about growing degree days GGD. Watering should only be done when needed. Many outlet stores have meters for about $5.These take the guess work out of it. Watch your temperatures. Incandescent bulbs aren’t complete enough in their color spectrum to be really good for plant growing and photosynthesis. However, you should be able to show quite dramatically which bulb grows the best plant.
