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Special Offers

ONLY £2.99 with every order!

1 x 9cm potted clematis plant ONLY £5.99 with orders over £80

1 x 9cm potted buddleja plant ONLY £4.99 with orders over £39

Larkspur 'Gentian Blue'Delphinium grandiflorumDelphinium chinense, Siberian Larkspur

Just £0.99

Hardy Annual
What is Hardy Annual?
A plant that completes its entire life cycle (growth, reproduction, death) in one season.
Capable of withstanding outdoor winter temperatures down to -15C.
1 Review

This seed is included in the 4 for 3 seed offer.
Don’t forget to check out our whole Seed Range HERE!.

1 packet (100 larkspur seeds)Save £0.504 for the price of 3 on all seeds £1.49 £0.99 Despatch: within 3 Days
Description Sowing More Info Delivery Reviews
A clear, fresh Gentian blue which is perfect for bedding, borders and containers. This impressive annual Delphinium, also known as Siberian Larkspur, boasts a stunning colour which is breathtaking and essential for any garden.

Useful Links:
How to sow flower seeds
Reasons to buy your seeds from Thompson & Morgan


Patio, Cottage Gardens

Hardy

Full sun

Up to 30cm (11.8in)

Up to 30cm (11.8in)

Easy for all

Easy for all

1 packet (100 larkspur seeds) (38349)

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Sowing Months Flowering Months

Prefers a light, well drained soil in full sun.

Caution: Irritant to skin and eyes. Harmful if eaten.
Sow April to May or September to October. Sow outdoors where they are to flower. Prepare the ground well and rake to a fine tilth before sowing. Sow 3mm (1/8in) deep, in rows 30cm (12in) apart.Alternatively, sow in late summer in 7.5cm (3in) pots in a cool greenhouse and then overwinter plants in cool, well lit conditions. Plant out the following spring after all risk of frost, 30cm (12in) apart in full sun.

When large enough to handle, thin out seedlings to 23cm (9in) apart.

Delivery

Seeds and garden supplies will normally be delivered within the time period stated against each product as detailed above. Plants, bulbs, corms, tubers, shrubs, trees, potatoes, etc. are delivered at the appropriate time for planting or potting on. Delivery times will be stated on the product page above, or in your order acknowledgement page and email.

Orders for packets of seed incur a delivery charge of £1.95.

Orders which include any other products will incur a delivery charge of £4.95.

Where an order includes both packets of seeds and other products, a maximum delivery charge of £6.90 will apply - regardless of the number of items ordered.

Large items may incur a higher delivery charge - this will be displayed in your shopping basket.

Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations.

For more information on how we send your plants please visit our Helpful Guide on plant sizes.

Satisfaction Guaranteed

For your complete peace of mind, our Home and Garden products may be returned to us within 30 days of purchase for a refund of the purchase price. Items must be returned unused, at your cost and in mint condition. All items carry a manufacturer's 12 month defects warranty.

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