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Spring Onion Seeds - Sentry

  • Catalogue Code 1020-2860
  • Pack Contents: Sufficient Seeds for 20ft / 6m row- 700 seeds

This tasty variety is ideal for sowing very closely in order to deliver high yields. It produces upright, dark and delicious stems. It can be sown every 4 weeks in order to deliver good yields throughout the summer. It is absolutely delicious in sandwiches and salads.

Sow directly outdoors from March through to August. Sow generously in rows 1cm deep and at a distance of 30cm apart. Cover lightly with soil.

Protect with netting or a fleece in order to prevent attack from birds and insects. Spring onions do not require thinning. Occasionally water during dry spells, rows should be weeded regularly.

Harvest onions 6 – 8 weeks after sowing by pulling individual stems.



  • Varieties that, in our selector's opinion, have exceptional flavour

Growing Calendar for Spring Onion Seeds - Sentry

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec
Sow Outdoors

Spring Onion Seeds - Sentry 1020-2860

This is a slow to bulb spring onion.

Sow Outdoors: March-August thinly ½in (1cm) deep and in short rows 6in(15cm) apart directly into harvest location. Keep soil moist at all times.

Thin Out: not needed pull as required

Plant Out: Sow fairly thick directly into harvest location.

Harvest: May-August as required,. Sow little and often for regular harvesting.

Standard Seeds E.C Rules and Regulations.




Bit slow, but I think onions take a bit longer


Best I have ever grown very tasty and mild flavour, ideal for salads or in Sandwichs


Not planted yet used before with good results

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Our products are all grown with the utmost care and to high standards of quality. We regularly check our nursery stock to determine exactly when they will be at the optimum time for despatch.

We despatch our fresh, nursery-grown live plants (including vegetables, trees and flowers) when they are at a stage of growth ready for you, the customer, to plant on at home.

The delivery period shown on your order confirmation indicates when you can expect to receive your order and we will endeavour to despatch your plants in this period within 7-14 days