Organic 'Paris Island Cos' Lettuce Seeds

Lactuca sativa

Organic Paris Island Cos Lettuce seeds are part of our organic seed selection for Canadian gardens. Good flavour and texture to the salad mix. Picture from our partners at High Mowing Seeds. Leaf varieties are more cold tolerant. Read the packet directions before starting and keep the label so the variety remains clearly identified throughout the season. Prepare a clean, loose, well-drained growing medium and moisten it before placing the seeds so they are not displaced by the first watering. Keep the seedbed evenly moist without standing water because excess moisture reduces air around developing roots. Move seedlings into bright light as soon as they emerge and rotate containers regularly to encourage balanced growth. lettuce seeds are presented here with Canadian seed starting and seasonal care guidance.
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Organic 'Paris Island Cos' Lettuce 'Paris Island Cos' lettuce is part of our selection of organic seeds for Quebec gardens. The 'Paris Island Cos' lettuce is a heritage romaine known for its crunchy texture, its ability to hold up well in salads, and its dark green leaves forming vigorous, elongated heads. Highly prized for salad mixes and fresh dishes, it offers a mild flavor and rapid growth. It is resilient and reliable, performing particularly well in cool climates where it develops its best taste qualities. For 'Paris Island Cos' Lettuce, the indicated exposure is: Sun to partial shade.

You can also start seeds indoors 3 to 4 weeks before planting. Most lettuces germinate poorly above 25°C, with the exception of a few heat-resistant varieties. 1/4-1/2″ direct sowing 5-20°C 7 to 10 days Prepare a clean, loose, and well-drained substrate, then moisten it before placing the seeds to limit their displacement. For 'Paris Island Cos' Lettuce, the indicated soil type is: Use loose, well-drained soil suitable for the indicated crop. For 'Paris Island Cos' Lettuce, the watering guide is: Maintain consistent moisture without saturating the soil.

Harvest at any time, but the flavor is best in autumn after 2-3 cold nights. Alliums, Radish, Marigold, Broccoli, Beans, Beet, Carrot, Nasturtium, Dill, Corn, Cucurbits, Cilantro, Strawberries. The packet contains 300 seeds. For 'Paris Island Cos' Lettuce, the indicated sowing depth is: 0.6 to 1.3 cm (1/4 to 1/2 in) for direct sowing. For 'Paris Island Cos' Lettuce, the reported germination time is: 7 to 10 days. For 'Paris Island Cos' Lettuce, the indicated germination temperature is: 5-20°C. For 'Paris Island Cos' Lettuce, the reported sowing period is: Sow directly in the ground as soon as the soil can be worked.

Practical guide

How to use it

Uses in the garden

In the garden, place Paris Island Cos Lettuce according to its habit, vigour, and access for harvest. Harvest anytime but flavor is best in fall after a few cold nights. Alliums, Radish, Marigold, Broccoli, Beans, Beet, Carrot, Nasturtium, Dill, Corn, Cucurbits, Cilantro, Strawberries. The packet contains 300 seeds. Read the packet directions before starting and keep the label so the variety remains clearly identified throughout the season. Prepare a clean, loose, well-drained growing medium and moisten it before placing the seeds so they are not displaced by the first watering. Keep the seedbed evenly moist without standing water because excess moisture reduces air around developing roots. Move seedlings into bright light as soon as they emerge and rotate containers regularly to encourage balanced growth. Where several seedlings compete for the same space, thin carefully and retain the strongest plants without disturbing their roots. Before outdoor planting, gradually acclimatize young plants to wind, sunlight, and changing temperatures over several days. Follow the stated spacing so air can move between plants and each plant receives adequate light, water, and nutrients. Water at soil level when the surface begins to dry, then adjust frequency for weather, drainage, and container volume.

Good to know

Frequently asked questions

01 How many 'Paris Island Cos' Lettuce seeds are in the packet?
For Paris Island Cos Lettuce, the packet information states: Approximately 300 seeds · lot GOG473 · germination >85%. This wording preserves the commercial approximation when one is provided and helps plan the number of containers or the length of the row without turning an estimate into a guaranteed count. Keep the packet closed in a cool, dry, dark place until sowing time. Keep the label with the seedlings so the variety remains correctly identified throughout the season. Use clean containers and write the sowing date on a water-resistant label. Avoid exposing unused seed to moisture or large temperature swings.
02 How should I start 'Paris Island Cos' Lettuce seeds in Canada?
For Paris Island Cos Lettuce, follow the sowing directions on the packet. The recommended method is propagation by seed, at a depth of 6 to 13 mm (1/4-1/2″) direct. Follow these product-specific directions and adjust timing to the average last-frost date in your area. Moisten the growing medium before placing the seed so the first watering does not displace it. Label every container and maintain even moisture without allowing standing water. Move seedlings into bright light as soon as they emerge to encourage balanced growth. Thin carefully when several seedlings compete for the same space. For seed starting, label the cultivar and use the stated sowing depth instead of a generic estimate.
03 How long do 'Paris Island Cos' Lettuce seeds take to germinate?
For Paris Island Cos Lettuce, the stated germination period is 7 to 10 days, with a germination temperature of 5-20°C. Keep these conditions as steady as practical while allowing excess water to drain away. The temperature of the growing medium matters more than the surrounding air during this stage. Check moisture below the surface before watering again and avoid saturating the medium. Good air circulation helps young plants remain vigorous after emergence. Wait until the normal germination window has passed before assuming a seed will not emerge. When growing from seed, keep conditions stable for the full stated germination window before disturbing the mix.
04 Where should I grow 'Paris Island Cos' Lettuce in the garden?
For Paris Island Cos Lettuce, the recommended exposure is Full sun to partial shade. The stated spacing guideline is 20 to 25 cm (8-10″). For container growing, the product record recommends: 5 to 10 L per plant with free drainage. Allow for the mature habit so neighbouring plants do not restrict light or access for harvest. Choose a site that is easy to water and leave enough room for air to circulate around the foliage. In a container, make sure several holes allow excess water to drain freely. A light mulch can steady moisture after the soil has warmed and plants are established. Place plants where their growth can be observed and stress can be addressed early.
05 When and how should I harvest 'Paris Island Cos' Lettuce?
For Paris Island Cos Lettuce, the confirmed edible parts are leaves and tender stems. Harvest them at the stage stated in the product record, then sort the crop before preparation. Use only the parts correctly identified as edible for this plant. Use a clean tool and handle the harvest carefully to avoid unnecessary injury to the plant. Harvest in dry weather when practical and remove damaged portions promptly. Wash only the parts intended for the kitchen and refrigerate perishable produce promptly. Never eat a plant part whose identity or edibility is uncertain.