American gooseberry mildew

Berry bounty If well-pruned, a mature black currant can bear fruit along almost every inch of its branches, so it is ideal for smaller gardens. The cultivars Ben Lomond and Ben Sarek are especially compact, and both have the advantage of being resistant to American gooseberry mildew and leaf midge. 

Prepare the soil, buy, and plant following the advice given for red currants (see p.316), including checking for local planting restrictions due to the threat of white pine blister rust. Choose cultivars that are resistant to American gooseberry mildew. 

American gooseberry mildew (Sphaerotheca mors-uvaei... 

Cause American gooseberry mildew. This fungal disease spreads most rapidly during periods of warm days followed by cool nights. Under these conditions the crop can be ruined overnight. For more information, see Leaves with powdery white patches leaves stunted and deformed" below. 

A sodium arsenate spray gives the best control of powdery mildew of cucumber, and is also effective against American mildew of gooseberry, and apple mildew.7... 

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