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Brassica rapa

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From seed to harvest

Heirloom
Common nameRapini (90 days)
FamilyBrassicaceae
GenusBrassica
Speciesrapa
CultivarRiccia di San Marzano Novantina
TypeVegetable and herb seeds
Botanical nameBrassica rapa
Heirloom varietytrue
Quantity per packet1500 to 2000 seeds

Riccia di San Marzano Novantina Rapini Seeds (Brassica rapa) This Italian rapini selection produces tender leaves and small flowering shoots. Riccia di San Marzano Novantina provides leafy rapini shoots for cooking.

Start indoors 4 to 6 weeks before transplanting or direct sow according to season. Sow about 6 to 13 mm deep. Keep the seedbed evenly moist through emergence. Allow 30 to 45 cm between plants; 45 to 90 cm between rows. Provide full sun and avoid standing water. For germination, aim for about 24°C; then grow the seedlings in cooler conditions. Thin crowded seedlings early and harden indoor-started plants gradually before transplanting.

Allow more growing time than for the earliest rapini selections. Maintain consistent irrigation throughout growth. Use clean tools and remove damaged material. Adjust watering to rainfall, wind and actual soil moisture, and keep enough space for air circulation.

Light and life cycle

In the garden

Exposure
Full sun
Life cycle
Biennial grown as an annual
Sowing and germination

Sowing guide

Sowing & germination

Sowing depth

6 to 13 mm

Spacing / density

30 to 45 cm between plants; 45 to 90 cm between rows

Germination temperature

Approximately 24 °C for germination; grow on in cooler conditions.

Sowing period

Start indoors 4 to 6 weeks before transplanting or direct sow according to season

Propagation

Seed

Growing method

Prepare a clean seedbed or containers with fertile, well-drained soil. Start indoors 4 to 6 weeks before transplanting or direct sow according to season. Sow about 6 to 13 mm deep unless the packet gives a more specific direction. Use the following spacing as the crop develops: 30 to 45 cm between plants; 45 to 90 cm between rows. Keep the medium evenly moist during emergence without leaving it saturated. Provide full sun and good air movement. Thin crowded seedlings early so the remaining plants develop without unnecessary competition. Harden indoor-started plants gradually before transplanting them outdoors after the appropriate frost date. Maintain consistent irrigation throughout growth. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation. Keep the growing area free of weeds that compete for light, moisture, and nutrients. Use clean tools for harvest and remove damaged plant material when it appears. Always follow the packet information when a variety-specific direction differs from general guidance. A simple garden label makes the cultivar easy to identify from sowing through harvest or flowering. Check young plants frequently because small moisture or pest problems are easier to address early.
Soil and care

Soil and care

Soil & care

Soil pH

6.5 to 7.5

Watering

Water gently during establishment, then check moisture beneath the leaves.

Soil type

A fine seedbed without a compacted surface crust helps small seeds emerge.

Fertilization

Prepare the soil with mature compost when fertility is low. A light, balanced fertilizer may be used according to its label, but excessive feeding can cause weak or unbalanced growth. Observe leaf colour and plant development before adding more nutrients. Water after any application. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level.

Seasonal care

At sowing time, prepare fertile, well-drained soil and follow this timing: Start indoors 4 to 6 weeks before transplanting or direct sow according to season. Keep the surface moist until emergence, label the row, and thin seedlings according to the recommended spacing. During active growth, provide full sun and monitor soil moisture, weeds, and leaf condition. Maintain consistent irrigation throughout growth. In warm or windy weather, check containers and exposed beds more frequently. Remove damaged material and keep enough space for air circulation. At harvest or after flowering, use clean tools and clear unhealthy debris. Healthy residue may be composted where appropriate. At the end of the season, clean containers and tools, record useful observations, and store remaining seed in a cool, dry, dark place. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation. Keep the growing area free of weeds that compete for light, moisture, and nutrients. Use clean tools for harvest and remove damaged plant material when it appears. Always follow the packet information when a variety-specific direction differs from general guidance. A simple garden label makes the cultivar easy to identify from sowing through harvest or flowering. Check young plants frequently because small moisture or pest problems are easier to address early. Avoid standing water around the roots, even when the crop prefers steady moisture.
Growing in containers

Container growing

Container growing

A sufficiently wide container makes the leaves easy to reach.
Growth and harvest

Size, flowering & harvest

Mature height

36 to 41 cm (14–16 in)

Width / spread

30 to 36 cm (12–14 in)

Edible parts

Leaves, stems, or flower heads depending on the variety

Days to maturity

90 to 95 days

Harvest

Allow more growing time than for the earliest rapini selections.
Garden companions

Garden associations

Companion plants & uses

Companion plants

Radishes or lettuce can border these greens when their seasonal growing needs are compatible.

Other recommended plants

KS Attraction Lettuce; Cherry Belle Radish; Bionda Ortolani Romaine Lettuce

Garden use

Place Riccia di San Marzano Novantina Rapini where its mature size and need for full sun can be accommodated. Prepare fertile, well-drained soil and leave the recommended spacing so air and light reach each plant. It can be integrated into a vegetable bed, herb garden, ornamental border, or container according to its normal use. Keep paths accessible for watering, observation, and harvest or grooming. Group plants with neighbours that have comparable moisture needs, but avoid crowding that shades young growth. A labelled row or pot makes the cultivar easy to follow through the season. Rotate edible crops with unrelated botanical families when practical. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation. Keep the growing area free of weeds that compete for light, moisture, and nutrients. Use clean tools for harvest and remove damaged plant material when it appears. Always follow the packet information when a variety-specific direction differs from general guidance. A simple garden label makes the cultivar easy to identify from sowing through harvest or flowering. Check young plants frequently because small moisture or pest problems are easier to address early.

Frequently asked questions

Frequently asked questions

How should Riccia di San Marzano Novantina Rapini be sown?
Start indoors 4 to 6 weeks before transplanting or direct sow according to season. Prepare fertile, well-drained soil. Sow about 6 to 13 mm deep. Keep the seedbed evenly moist until emergence without saturating it. Label the row and provide full sun. Thin crowded seedlings so the final spacing follows this guidance: 30 to 45 cm between plants; 45 to 90 cm between rows. If plants are started indoors, provide strong light and harden them gradually before transplanting outdoors at the appropriate time. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation.
Where should I grow Riccia di San Marzano Novantina Rapini?
Light: Full sun. A fine seedbed without a compacted surface crust helps small seeds emerge. Light: Full sun. Riccia di San Marzano Novantina Rapini prefers full sun and fertile, well-drained soil. Choose a location that leaves enough room for 30 to 45 cm between plants; 45 to 90 cm between rows. Avoid low spots where water remains after rain. In a container, use drainage holes and a clean growing mix. Observe how light moves across the space during the day, especially near buildings or taller plants. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation. Keep the growing area free of weeds that compete for light, moisture, and nutrients.
How should I water Riccia di San Marzano Novantina Rapini?
Water gently during establishment, then check moisture beneath the leaves. Maintain consistent irrigation throughout growth. During germination, use a gentle spray or careful watering so seed is not displaced. After establishment, water at soil level when the surface begins to dry. Adjust frequency to rainfall, heat, wind, soil texture, and container size. Avoid standing water because roots still require oxygen. Morning watering can help foliage dry normally during the day. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation. Keep the growing area free of weeds that compete for light, moisture, and nutrients.
What maintenance does Riccia di San Marzano Novantina Rapini need?
Keep the planting labelled, weeded, and appropriately spaced. Check young plants regularly for wilting, chewing damage, discolouration, or crowding. Provide full sun and maintain the moisture pattern described for the crop. Use clean tools, avoid deep cultivation near established roots, and remove unhealthy debris. Apply any fertilizer or pest-control product only according to its label. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation. Keep the growing area free of weeds that compete for light, moisture, and nutrients. Use clean tools for harvest and remove damaged plant material when it appears.
When should I harvest Riccia di San Marzano Novantina Rapini?
Allow more growing time than for the earliest rapini selections. Harvest Riccia di San Marzano Novantina Rapini when the edible part reaches the stage described for the cultivar or on the packet. Pick during the cooler part of the day when practical and use clean tools. Remove damaged portions, rinse according to the intended preparation, and cool perishable produce promptly. Regular picking may extend production for crops that continue forming leaves, pods, or fruit. Stop using any plant material that appears spoiled or unidentified. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation.

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