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As a rough estimate, the 20% flower or "bloom" stage is when the main stem has around 15 “flowers”. Canola can reach 20% bloom in 4-5 days after first flower…
Canola Watch Posts
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Parts of Saskatchewan had frost this week! The message for a late June frost would be similar to a frost early in the spring: Wait to assess crop regrowth, and hope that at least one plant per square foot survives. The key difference is that by late June reseeding really isn’t an option… -
Red turnip beetles are eating large patches in a few fields in central Alberta. Red turnip beetles eat plants from the brassica family only, and they are sometimes — though rarely — an economic pest in canola… -
Cabbage seedpod weevils move to canola fields at the bud to early-flower stages. While they will feed on buds and destroy some of them, spraying is rarely recommended before 10% bloom… -
These five questions are based on tips and recommendations gathered at canolaPALOOZA in Saskatoon this week…
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Prevalence of sclerotinia stem rot has a direct correlation to above-average moisture. If a field has regular rains or high humidity or both from two weeks before flowering and through flowering, then infection will likely occur. If growers decide to spray, the window for most products is 20-50% flower. Earlier is usually better as early infection on the main stem… -
A second in-crop spray only makes sense if… -
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Can you go 4 for 4 on this worm-themed quiz?…