Iceberg Lettuce Germination Time

Directly into growing position or raise in trays of Yates Seed Raising Mix. Loose-head varieties may sprout more quickly than heading types but all seeds depend on similar soil moisture and light conditions to support germination.

How Far Apart Do You Plant Iceberg Lettuce Spacing Chart

Transplant when 3-4cm high.

Iceberg lettuce germination time. Crisphead types produce large hearts of curled crisp leaves and are more resistant to bolting going to seed prematurely. Cool-green medium-sized heads with fringed ruffled outer leaves have pale silvery-white hearts. Do not use a heat mat when germinating lettuce seed.

Fall lettuce crops may have to be started indoors since lettuce has a difficult time germinating in hot weather. Cold Storage at 4C Fridge up to 2 years. Careful variety selection is important for hot weather plantings.

Hot weather or too much direct summer sunlight will cause lettuce leaves to become bitter. When temperatures are too high a plant hormone is produced that stops the germination process. SEED STORAGE VIABILITY.

Once the head bolts and sends up a seed stalk the flavor has begun to decline and the lettuce may. Sow every 3 weeks for a continuous supply of fresh lettuce. Introduced in 1894 Iceberg quickly became the great American lettuce prized by gardeners and farmers alike for the crisphead varietys firm packed heads and knack for retaining freshness flavor and crunch.

Water regularly and apply Yates Thrive Soluble Plant Food weekly. This method is best if you are planting a fall crop as the seeds may not germinate outdoors in the heat of midsummer. During the seed germination process make sure that your plants are getting the right amount of sunlight the soil is consistently moist and the temperature is maintained between 15-20C.

Lettuce seeds usually take 7 to 10 days to germinate. Hearting lettuces come in three main types. It mainly depends on the variety the temperature the moisture and other factors.

Lettuce seed can enter thermal dormancy when exposed to high temperatures. Cos types have an upright oblong head. Grow it in the spring and early summer or save it for the fall.

Sow What to sow. When buying seeds there is a huge diversity to choose from. Exact number days to maturity varies and Iceberg lettuce plants may take somewhere between 55 and 90 days to be ready for harvest.

Plant in a well-drained sunny position adding Yates Hydrangea Pinking Liquid Lime Dolomite and Yates Blood Bone to the soil before planting. But they will start to germinate as low as 40F making them ideal for early- and late-season planting. Lettuce seeds wont sprout when soil temperatures are above 80F.

Lettuce is a great cold weather crop. Picking iceberg lettuce at the right time ensures full head formation and optimum flavor. Beans Beets broccoli Carrots Cucumbers Onions Radish.

In good growing conditions lettuce seed will germinate within two to 12 days depending on variety. Optimum germination results at soil temperatures of 6065F. Butterhead lettuces have an open shape are quick-maturing and tolerate poorer growing conditions.

This is called thermo-inhibition.

How To Grow Your Own Lettuce Tips For Leaf And Head Types Gardener S Path