Organic edible flower seeds

Organic ‘Kaleidoscope’ nasturtium mix (Tropaeolum majus ‘Kaleidoscope Mix’)

Tropaeolum majus ‘Kaleidoscope Mix’

Organic ‘Kaleidoscope’ nasturtium, Tropaeolum majus, is a compact mixture of warm-coloured edible flowers. It may include cream, yellow, gold, orange, coral, cherry rose, and red, but no proportion is guaranteed. Direct-sow after last frost 1.5 or 2.5 cm deep in light drained soil. Space plants 20 to 30 cm apart in sun or bright partial shade. Avoid excess nitrogen that favours leaves. Water regularly during establishment, then moderately. Harvest flowers and young leaves only from identified plants grown for edible use. The approximately 40 cm habit suits borders, pots, and edible ornamental beds. Remove faded blooms or allow selected pods to mature when seed provenance is confirmed.
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Quantity About 25 seeds
Exposure Full sun
Difficulty level Moderate

Discover the plant

Family Tropaeolaceae
Genus Tropaeolum
Species majus
Cultivar Kaleidoscope Mix
Type Ornamental and edible annual
Cycle Annual

Organic ‘Kaleidoscope’ nasturtium mix (Tropaeolum majus ‘Kaleidoscope Mix’) is an ornamental and edible annual grown for rounded leaves and warm-coloured flowers. Sources describe a compact mixture approximately 40 cm tall, including cream, yellow, gold, orange, coral, cherry rose, and red tones. Because this is a mixture, the presence and proportion of every colour cannot be guaranteed in one packet or a small planting. Flowers and young leaves have a peppery flavour suited to salads and garnishes, while buds and young seed pods may be pickled using a safe recipe. Its manageable size suits borders, containers, and edible ornamental beds.

Direct-sow after last frost once soil has warmed, or start several seeds in biodegradable pots two to three weeks earlier to avoid disturbing roots. Soak seed for several hours if desired, then sow approximately 1.5 to 2.5 cm deep. Space plants approximately 20 to 30 cm apart in sun or bright partial shade. Choose light moderately fertile well-drained soil; excess nitrogen produces abundant leaves and fewer flowers. Water regularly during establishment, then allow the surface to dry slightly between irrigations without prolonged wilting. Avoid transplanting oversized seedlings because nasturtium roots respond poorly to disturbance.

Harvest freshly opened flowers and young leaves in the morning after dew dries. Use only correctly identified plants grown without products unauthorized for edible crops, then wash them gently. Remove faded blooms to maintain a tidy appearance and encourage flowering, or allow several seeds to mature only when provenance and reproductive status are confirmed. Monitor aphids, slugs, and caterpillars; a water spray or hand removal is often sufficient. In containers, use a well-drained pot at least 20 to 30 cm wide. Flowering generally continues from summer to first frost when heat and moisture remain moderate. Discard damaged, mouldy, contaminated, or incorrectly identified tissue.

Organic ‘Kaleidoscope’ nasturtium mix (<em>Tropaeolum majus</em> ‘Kaleidoscope Mix’)

Planting guide

From planting to establishment.

Planting depth Approximately 1.5 to 2.5 cm (1/2 to 1 in)
Spacing / density Approximately 20 to 30 cm (8 to 12 in) between plants
Establishment temperature 27 to 29°C (80 to 85°F)
Establishment time 7 to 14 days
Best planting time Transplant after the last frost, once the soil has warmed and nights remain above approximately 10°C (50°F).
Propagation Seed
Growing method
Direct-sow after last frost in warmed soil. Soak the large seeds for four to eight hours if desired, without exceeding one night, then place them 1.5 or 2.5 cm deep. Keep soil moist until emergence. Thin to 20 or 30 cm without pulling neighbouring roots roughly. For indoor starting, use biodegradable pots only two or three weeks before planting and transplant the intact root ball. Grow in sun for abundant bloom or bright partial shade during severe heat. Pinch young stems lightly only when a more branched habit is desired. Remove faded flowers regularly, monitor aphids and slugs, and avoid nitrogen-rich fertilizer. For culinary use, harvest only healthy tissue from identified plants not treated with products incompatible with edible crops.

Soil and care

The right conditions.

Exposure Full sun
Soil pH Approximately 6.0 to 6.8
Minimum temperature 0°C (32°F)
Watering
Keep the seedbed evenly moist until emergence, then water deeply when the upper few centimetres begin to dry. Once established, nasturtium tolerates short drier periods, but repeated wilting reduces bloom and makes leaves less tender. Avoid constantly waterlogged soil that encourages root rot. Water at soil level in the morning and allow foliage to dry promptly. In containers, check moisture daily during heat waves and empty saucers. Light mulch may limit evaporation without covering the crown. Adjust frequency to rainfall, pot volume, and exposure. Harvest edible flowers only after irrigation water has dried from the petals.
Soil type
Use light to medium loose very well-drained soil. Nasturtium often flowers better at moderate fertility than in heavily enriched ground where nitrogen mainly stimulates leaves. Incorporate only a small amount of mature compost when soil is very poor and avoid fresh manure. Ground should retain enough moisture during establishment without remaining saturated. In clay soil, grow on a slight mound or in a freely draining container. A slightly acidic to neutral pH near 6.0 to 7.5 generally suits the crop. A soil test prevents unnecessary correction and excessive amendments. Do not reuse diseased container mix without sanitation.
Fertilization
Nasturtium needs little fertilizer. In ordinary soil, a small amount of mature compost before sowing is often sufficient. Avoid high-nitrogen fertilizer that produces abundant foliage at the expense of flowers. When a test or very weak growth confirms need, apply a balanced organic fertilizer at a low labelled rate, never against stems or onto dry soil. Check light, irrigation, and drainage first. In containers, very dilute feeding may be used only when the mix is poor and flowering slows without another cause. Stop late applications before first frost. Record additions so the same nutrients are not supplied repeatedly without evidence.
Seasonal care
In spring, sow after last frost once soil warms and keep the bed moist until emergence. Thin early to limit competition and retain evenly distributed plants without selecting only by stalk colour. In summer, water deeply during dry periods, remove faded blooms, and harvest flowers and young leaves in the morning. Monitor aphids, slugs, and caterpillars beneath leaves. During heat waves, light afternoon shade reduces stress. In late summer, allow several pods to mature only when seed harvest is desired and permitted by lot provenance. After first frost, remove plants, discard diseased tissue, clean containers, and record colours actually observed to plan the next planting. Store unused seed cool, dry, and clearly labelled.

Container growing

A controlled environment.

Recommended pot size
Approximately 40 to 60 L, at least 45 to 50 cm (18 to 20 in) in diameter and depth
Choose a container at least 20 to 30 cm wide for one plant and wider for several, with many drainage holes. Fill it with light moderately fertile mix; overly rich media favours leaves. Direct-sow in the pot or transplant a very young intact root ball. Place the container in sun or bright partial shade. Water when the surface dries, then let excess drain. Compact stems may trail lightly over the rim. Rotate the pot weekly for balanced light and remove faded blooms. During heat waves, protect the container from scorching late-afternoon sun and check water daily. Use for cooking only flowers grown in a clean pot with products authorized for edible crops.
Organic ‘Kaleidoscope’ nasturtium mix (<em>Tropaeolum majus</em> ‘Kaleidoscope Mix’)

Bloom and dimensions

The complete profile.

Flower color Variable mix of cream, yellow, gold, orange, coral, cherry rose, and red
Foliage color Medium green to blue-green
Foliage type Annual deciduous foliage
Growth rate Vigorous during the warm season
Bloom period
Spurred single flowers held above foliage
Fruiting
Young seed pods after flowering
Harvest
Freshly opened flowers and young leaves during bloom
Organic ‘Kaleidoscope’ nasturtium mix (<em>Tropaeolum majus</em> ‘Kaleidoscope Mix’)

Garden associations

What to plant with it.

Good companions
Basil and early lettuce can occupy nearby space when light, water, air circulation, and root room remain sufficient.
Avoid planting with
Avoid waterlogged soil, overhead watering, crowding, and repeated rotations with nasturtiums, peppers, eggplants, or potatoes.
Table nasturtium for fresh eating, slices, sandwiches, salads, and sauces; suitable for vegetable gardens, edible beds, and large containers.

From the garden to inspiration.

Prepare cucumber and nasturtium salad with correctly identified flowers and leaves. For four servings, use one cucumber, four to six fresh flowers, four small leaves, two tablespoons oil, one tablespoon mild vinegar, and a pinch of salt. Harvest in the morning from plants grown without products incompatible with food use. Inspect every piece, remove insects, rinse gently, and dry. Slice cucumber, chop leaves finely, then combine with oil, vinegar, and salt. Add whole or separated petals immediately before serving to preserve texture and colour. Taste a small amount first because the peppery flavour may be pronounced. Refrigerate leftovers promptly and discard every wilted, spotted, mouldy, or uncertainly identified tissue. This recipe makes no medical claim and should be adapted for allergies or dietary restrictions.

Frequently asked questions

Everything toknow.

No. A seed mixture contains several possible colours, but distribution varies among packets and every plant does not carry every shade. Sources mention cream, yellow, gold, orange, coral, cherry rose, and red. A small sowing may display only part of that palette. Grow several plants, label them, and photograph first flowers and midseason bloom. Do not discard a plant before opening solely from stalk or leaf colour. Observed results describe the lot grown without guaranteeing the same proportions next year. When one precise colour is essential to a design, use a separately named variety with a defined shade instead of a mixture. Keep the original packet for traceability.
Freshly opened flowers, young leaves, buds, and young seed pods are commonly used in cooking. Their peppery flavour may be intense. Use only correctly identified nasturtium grown without pesticides or products unauthorized for edible plants. Harvest healthy tissue, remove insects, rinse gently, and eat a small amount the first time. Pods intended as caper substitutes should follow a reliable pickling recipe and remain refrigerated according to the chosen method. Never eat a plant merely because it resembles nasturtium. People with allergies, pregnancy, medication, or medical dietary restrictions should seek qualified guidance before a new concentrated food use. Discard every mouldy, contaminated, or uncertainly identified portion.
The most common cause is soil overly rich in nitrogen, sometimes combined with insufficient light. The plant then invests in large leaves instead of buds. Provide more sun where possible, stop nitrogen-rich fertilizer, and let the soil surface dry slightly between irrigations without severe wilting. Also verify that plants are not overcrowded. Extreme heat may interrupt flowering temporarily; provide light late-day shade and maintain steady moisture. Do not auttically add a “bloom” fertilizer before examining soil, light, temperature, and plant age. Remove faded flowers, but retain enough healthy foliage to power continued growth. Compare container and in-ground plants before changing every planting at once.
Soaking is not required, but it may speed water uptake by the large seed. Place seed in room-temperature water for four to eight hours and never longer than one night, then sow immediately. Light abrasion with sandpaper may also be used, but it must remain superficial so the embryo is not injured. Afterwards, keep soil evenly moist, not waterlogged. When seed is fresh and soil sufficiently warm, it can emerge without treatment. Record date, number sown, and actual emergence to compare methods. Discard soft, mouldy, or damaged seed instead of extending soaking. Do not combine aggressive scarification with prolonged soaking because damaged seed rots easily.
Sow after last frost in a bright site, avoid excess nitrogen, and maintain steady moisture without saturating soil. Remove faded flowers two or three times each week before they all form seed, while retaining enough foliage to feed the plant. Harvesting several edible flowers has a similar effect when cuts are clean and stems are not torn. During heat waves, light afternoon shade and thin mulch reduce stress. Monitor aphids and slugs, then intervene early with physical methods. A new series sown in early summer may take over when enough season remains for bloom before frost. No maintenance can extend this annual beyond hard freezing. Keep dated notes to identify the best sowing window in the local microclimate.

Its strengths, naturally.

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies