Saturday, 6 May 2023

Immali corn 2023

Immali Corn is a pink/purple and white sweetcorn.  This is the first purple sweet corn developed in Australia.  For some reason we don't have many coloured sweet corns in Australia.  I bred Immali corn myself, so am biased, but I really like it.  

Immali corn is a short variety, which tillers (ie grows several stalks per plant which increases the number of cobs).  It is very sweet, and higher in antioxidants than yellow corn.  

It needs to be cooked not long after it is picked, otherwise it starts converting sugars to starch.  This means it tastes far better.  It is a great variety for backyards, and entirely unsuitable to mechanical harvest and interstate transport.  

This year I didn't grow many Immali corn plants, and didn't get to eat any.  Instead I saved all the cobs for seed.  This year, due to the weather and the soil, the cobs were smaller than usual and less were produced per plant than usual.  That is ok, they are still large enough and numerous enough.  I will fix up the soil over winter and next year's crops of all my vegetables will hopefully be back to normal.

Some interesting things happened this year in the cobs that I thought I would share.

Immali corn cobs drying

Some cobs were mostly white, with just a few coloured seeds.  When picked at the milk stage (ready to eat as sweet corn) they are white with a few blue or purple kernels.  

This is what I was aiming for when I first started to breed Immali corn.  I then decided that a higher percentage of purple was better (there are vastly more antioxidants in purple corn), so pushed the variety to have more purple.  I don't see many of these mostly white cobs.  They sure are pretty.

Immali corn - small cobs this year
Immali corn - lots of white

Some plants produced entirely purple cobs.  The colour genetics behind this is relatively simple, but I alternate white seeds and purple seeds when planting, so tend to only see cobs with a mix of white and purple.  

Finding some entirely purple cobs like this was fun and unexpected. 

Immali corn - some cobs entirely purple

Most plants produced the regular looking "Immali corn" cobs.  They have mostly purple seeds and some white seeds.  

When picked at the milk stage, the colours are lighter, and they look pink/purple and white.  It really is very pretty for a sweet corn.  When you let the cobs age and dry the colours change to darker purple like in these photos.

Immali corn ready for shucking
Immali corn - dry seeds

I started breeding Immali Corn about a dozen years ago, and it is now a stable and beautiful variety.  I have only ever grown it organically so it has adapted to become relatively resistant to pests and productive under less than ideal conditions.  One thing I love about Immali corn is that you can save seed each year and grow it again and again without ever having to buy seed a second time.

Sweet corn seed only lasts a year or two before germination drops off.  I now have plenty of fresh seeds.  If you would like to buy seeds of organically grown Immali Corn, I sell them through my for sale page.  


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