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Growing Marconi Red Peppers in the Vegetable Garden
To grow Marconi Red Sweet Peppers, begin by sowing seeds indoors about eight weeks before the last frost date. Plant seeds at a depth of about 1/4 inch in a well-draining seed starting mix. Keep the soil consistently moist and warm, ideally around 70 F, to ensure good germination. Once the seedlings have developed a few true leaves and outdoor temperatures consistently stay above 60 F, it's time to transplant them outdoors. Harden off the plants gradually to acclimate them to outdoor conditions.
Choose a sunny spot in the garden with well-draining soil to transplant your seedlings, spacing them about 18-24 inches apart to give each plant ample room to flourish. Marconi peppers thrive with consistent moisture and benefit from a layer of mulch to help retain soil moisture and suppress weeds. Support the plants with stakes or cages as they grow, as the peppers can become quite heavy and may cause the branches to bend or break.
While pepper plants are self-pollinating, sometimes they need a little help, especially in areas with less wind or natural pollinator activity. You can gently shake the plants to help distribute the pollen or use a small paintbrush to hand-pollinate the flowers.
Companion planting can be very beneficial for Marconi Red Sweet Peppers. Good companions include onions, spinach, and basil, which can help repel pests and enhance growth. However, avoid planting them near fennel or kohlrabi, which can interfere with their growth.
While not always necessary, pruning the plants can help increase yields and air circulation. Removing some of the lower leaves can also help prevent soil-borne diseases and focus the plant's energy on producing fruits.
Peppers are warm-season crops and do best when the temperature is between 65 F and 80 F. They can be sensitive to both extreme heat and cold. If temperatures are forecasted to dip, cover the plants with a frost cloth. Similarly, during heat waves, shade cloth can help protect the plants from scorching.
Harvesting Marconi Red Peppers
Harvesting Marconi Red Sweet Peppers begins when the peppers reach their mature size and the skin has a deep, glossy red color; this typically occurs around 70 to 90 days after transplanting. Peppers can take a while to mature and change color. It’s important not to harvest too early. Let them fully ripen to red to enjoy their best flavor and sweetness. To harvest, use a sharp knife or scissors to cut the pepper from the plant, being careful not to damage the branches. Regular harvesting encourages the plant to produce more fruit.
About Marconi Red Pepper Garden Seeds
These scrumptious peppers are excellent when eaten fresh but outstandingly delectable when fried. Thanks to their deep color and flavor, they also make a great addition to a red sauce or pasta dish.
Marconi Red Sweet Peppers are a delightfully sweet variety, perfect for those who prefer a milder taste in their culinary peppers.
These are long (10-12 inch), tapered peppers that mature to a vibrant red, offering not only a visual treat but a flavorful addition to any dish.
This variety, like most sweet peppers, is not hot (0 Scoville Heat Units), which means they're harvested for their mature, sweet flavor rather than heat.
Originally bred in Italy, these peppers are prized for their sweet, rich flavor and substantial size, making them excellent for stuffing, grilling, or fresh eating.
Marconi Red Sweet Peppers are also suitable for container gardening, provided the container is large enough (at least 5 gallons) and has good drainage. This adaptability makes them a fantastic choice for those with limited garden space or who prefer to garden on a patio or balcony.
Tips From Our Gardeners
"Proper watering practices can be one of the most challenging things about having a garden. However, it is crucial, especially once the plants start flowering and fruiting. Aim to keep the soil evenly moist but not soggy. Drip irrigation or soaker hoses are ideal for keeping water off the leaves and providing a steady supply of moisture directly to the roots."
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- Lara Wadsworth, True Leaf Market Writer
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Other Resources
Marconi Red Pepper Seeds Per Package:
- 250 mg - Approximately 30 Seeds
- 1 oz - Approximately 3,360 Seeds
Non-GMO Marconi Red Pepper seeds are available for Fast Free Shipping on qualifying orders.
ATTRIBUTES
Basic Info
Latin Name: |
Capsicum annuum
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Pepper Type: |
Sweet - These peppers (think Bell Peppers) are almost all at 0 on the Scoville Scale, meaning that they have no heat at all. A handful of sweet peppers do register very low on the Scoville scale but are still classed as sweet peppers. For example, Pepperoncinis are sweet peppers but usually rank around 100 to 500 on the Scoville Scale. |
Marconi Red Pepper Color: |
Red |
Marconi Red Pepper Flavor: |
Sweet |
Growing Info
Hardiness Zone: |
4, 5, 6, 7, 8, 9, 10, 11 Technically a tender perennial, but commonly grown as an annual. Perennial in zones 10 and 11. |
Days to Maturity: |
73 (from transplant) |
Days to Germination: |
7-10 |
Seeding Depth: |
0.25 inch |
Plant Spacing: |
12-24 inches |
Row Spacing: |
24-36 inches |
Plant Height: |
18-24 inches |
Growth Habit: |
Upright |
Soil Preference: |
Well-draining, loose (sandy loam), slightly acidic (6.5 pH), and moisture retaining. Too much nitrogen in the soil may lead to more foliage production and less fruiting, similar to tomatoes. Peppers also need sufficient amounts of phosphorus and calcium. We recommend using a balanced fertilizer for the best results. |
Temperature Preference: |
Warmer (70-85 F). During high heat, foliar and flower development slow or pause until temperatures return to the preferred range. |
Light Preference: |
Full Sun |
Other
Direct Sow: |
No |
Start Indoors: |
Yes. Start Indoors 6-8 weeks before your last spring frost date. Harden off and transplant when seedlings are 6-8 inches tall. Bury the stem slightly deeper than the root ball. Avoid planting hot and sweet peppers right next to each other, as they can cross-pollinate, potentially affecting the flavors of your harvested peppers. |
Pepper Pollination: |
Peppers have perfect flowers (male and female parts) and will self-pollinate. However, wind and pollinator activity may increase success rates of fertilization and fruit production. |
Plant Width: |
18-24 inches |
Deer Resistant: |
No |
Scoville Heat Units: |
0 |
Heat Level: |
Sweet - Peppers with no heat. 0-99 on the Scoville Scale. |
Growth Speed: |
Early - Ready for harvest around 61 to 75 days from transplant. |
Germination Temperature: |
80-90 F |
Pests and Diseases: |
Peppers are commonly susceptible to cutworms, aphids, flea beetles, bacterial spot, Phytophthora, sunscald, and blossom end rot. To avoid or reduce problems with pests and diseases, stick to a regular watering schedule (drip irrigation is preferred), plant into well-draining soils, and utilize practices such as crop rotation. When taking pest control measures, consider utilizing integrated pest management principles by using mechanical removal, biological control, and other cultural practices before turning to chemical agents. |
Garden Size: |
Greenhouse, Garden Plot, Raised Bed, Containers |
Pepper Use: |
Slicing, Frying, Sauteing |
Climate Tolerance: |
Drought Tolerant |