Green Towers

Family: Asteraceae Leafy Green

Crisp, cool, and vividly refreshing—Green Towers forms tall, upright heads that feel like a fresh-cut bouquet of green.

The leaves are tender yet sturdy, with a clean crunch and a sweet, mild flavor that shines in fresh salads and bright summer platters. Ideal for gardeners who want dependable, Romaine-style structure at about 58 days, with heads that hold their shape beautifully for standout garden-to-table appeal.

Light: Part SunMaturity: 58 DaysHabit: Rosette

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Mar 28th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jun 22nd
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	58
Sun Requirements	Part Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	55
Min Soil Temp (°F)	40
Min Night Temp (°F)	35
Harden Off (days)	6

Culinary Notes

Chef's Note

Green Towers has that classic romaine ability to stay upright and crisp—perfect when you want a cool, glassy crunch rather than leafy softness. Dress it with lemony acid and slick it with oil at the last second so the bite stays tight and refreshing.

Best Uses

ice-cold chopped salad where the leaves stay snappy
romaine-style wedges dressed just before eating
light wraps where the crunch won’t collapse
quick cure/salt-brine (short) for extra snap before serving

Flavor Profile

clean, sweet-mild flavor tight, upright leaf structure cool, watery crispness tender but sturdy bite

Kitchen Pairings

lemon garlic olive oil Parmesan croutons grilled chicken

Frequently Asked Questions

What pest or disease commonly affects Lactuca sativa (leaf lettuce) and how do I treat it?

Watch for lettuce aphids and slugs/snails, which are common in cool, moist lettuce beds and can chew leaves or leave sticky residue. Rinse aphids off with a strong jet of water and remove heavily infested leaves; for slugs, hand-pick at dusk and set copper tape or bait stations labeled for slugs in edible gardens. Also check for downy mildew (yellow-green patches with fuzzy growth underneath leaves) and remove affected leaves early to improve airflow around plants.

How often should I water Lactuca sativa during the main growing phase?

Keep the root zone evenly moist from transplanting through head/leaf expansion, aiming for soil that stays damp 1–2 inches down but never waterlogged. In most home gardens, this usually means watering about 2–3 times per week during mild weather, increasing to more frequent watering during warm spells. Mulch lightly to reduce surface drying so the plants don’t get stress that triggers bitterness or premature bolting.

How can I tell when green towers lettuce (Lactuca sativa) is ready to harvest?

Harvest when the plants reach full size and leaves feel crisp and substantial, typically about 58 days from sowing for this type. For the best texture, pick in the morning when leaves are turgid and avoid harvesting after heat has built up. If you notice the center starting to elongate or flower stalk formation, harvest immediately—lettuce quality drops fast once it begins bolting.