Growing Romaine Lettuce

Days to maturity are calculated from date of direct seeding. Plant as early as soil can be worked. While picking individual leaves helps extend the season somewhat, all eventually become bitter as they begin to bolt Seed that has been coated with a clay-based...

Adapted to indoor & outdoor production. Mainly for the cool season production. Dark green color with crispy and tender texture. A dwarf romaine lettuce type.

IR indicates intermediate resistance. BR | Bottom Rot DM* | Downy Mildew LD | Lettuce Drop LMV* | Lettuce Mosaic Virus Nr* | Lettuce Aphid PM | Powdery Mildew Rs | Corky Root TBSV | Tomato Bushy Stunt Virus (Lettuce Dieback Complex) * Numbers indicate...

IR indicates intermediate resistance. All pelleted seed has a National Organic Program (NOP) approved coating. Use row cover to improve germination and prevent soil crusting. Days to maturity are calculated from date of direct seeding.

All pelleted seed has a National Organic Program (NOP) approved coating. Plant as early as soil can be worked. Lettuce seed can be sown every month from February—October. As soon as 2-3 true leaves have formed, thin loose-leaf types to 10-14 inches...

BR | Bottom Rot DM* | Downy Mildew LD | Lettuce Drop LMV* | Lettuce Mosaic Virus Nr* | Lettuce Aphid PM | Powdery Mildew Rs | Corky Root TBSV | Tomato Bushy Stunt Virus (Lettuce Dieback Complex) * Numbers indicate specific disease race.

A cold frame and cold-hardy varieties can stretch the spring and fall growing season into the winter months. Consistent, even watering is critical for best results. All pelleted seed has a National Organic Program (NOP) approved coating.

HR indicates high resistance. This makes planting by hand or mechanical seeder easier and allows for more controlled sowing of small seeds such as carrots or lettuce. Consistent, even watering is critical for best results.

Days to maturity are calculated from date of direct seeding. Plant as early as soil can be worked. While picking individual leaves helps extend the season somewhat, all eventually become bitter as they begin to bolt Seed that has been coated with a clay-based...

HR indicates high resistance. This makes planting by hand or mechanical seeder easier and allows for more controlled sowing of small seeds such as carrots or lettuce. Consistent, even watering is critical for best results.

A cold frame and cold-hardy varieties can stretch the spring and fall growing season into the winter months. Consistent, even watering is critical for best results. All pelleted seed has a National Organic Program (NOP) approved coating.

Apply 1 cup of TSC's Complete fertilizer per 10 row feet, and 1 inch of compost. Use row cover to improve germination and prevent soil crusting. HR indicates high resistance. Consistent, even watering is critical for best results.

High resistance to downy mildew races 1-17, 19, 21, 23. High-yielding, upright, dense heads produce long, uniform hearts with good flavor. An initial watering will split or dissolve the pellet, but if the soil is allowed to dry out before the germination...

The priming process in pelleted lettuce seeds broadens the temperature range in which the seeds will germinate, overcoming some of their thermal dormancy.Sow in flats, 1 seed/in., or in ¾" plug trays, barely covering seeds with fine vermiculite, 3–4...

Utility Patent granted. It is a cool weather crop and grows best at temperatures of 60-65°F (16-18°C). Sow seeds 6 seeds per foot, rows 12-18" apart. Dry soil must be watered to ensure coolness and moisture, and for uniform germination.A variety's description...

Cover seed lightly, about 1/8", and firm soil gently. Other types 8-10" apart in rows 12-18" apart for full-size heads or 6" apart for mini heads.Seeds germinate even at low, 40°F (4°C), soil temperature, but poorly above 75°F (24°C) depending on...

A great lettuce commonly used for baby leaf production. Upright, grey-green heads are 8-12″ tall and have slightly savory leaves. An heirloom romaine lettuce that is great for home gardens.

A cold weather Romaine! Romaine, compact, extra-dark green heads, 8″ tall. Very tightly folded. Does well in cold weather.

This lettuce is often used in Caesar salads for its crunch and color. Use red romaine lettuce for incredible edible purple borders in your flower beds. Leaves are12″ tall and the plant is about 10-12″ wide.

Lettuce is attractive, bright light-green for baby leaf. Tolerant to both heat and tipburn. Jericho is a blonde romaine that can be grown for both baby leaf and full-size heads. Great baby leaf production that's tolerant of hot weather.

Across with broad dark green crisp leaves, bolt resistant, suitable for commercial growers. Erect dark green leaves are great for baby leaf production. Long leaves, 4-6 in. Vivian is a tightly bunched romaine, 12-16 in.

Three of our speicalty romaine lettuces. This tri-colored blend is popular for its color variation and vigorous growth.

Slightly curly leaves with creamy-white hearts. Grows best in cool weather, 55-60°F. Good bolt resistance, crisp, sweet flavor and high disease resistance make this an excellent romaine.

NOTE: Maturity can be 3 or more weeks later in cool weather, and up to 1 week earlier in hot weather.For full-size heads (precision seeded): 1,000 seeds/160', 1 oz./3,000', 10 oz./acre 2" apart in rows 18" apart.

For spring, summer, and fall. Transplant iceberg and romaine lettuce 10–12" apart, in rows 18" apart. Sow seeds 2" apart, rows 12–18" apart. Leaves are thick and have an excellent crisp texture.